39th week of 2015 patent applcation highlights part 27 |
Patent application number | Title | Published |
20150267463 | Quick Fit Gate - A pressure-mounted gate includes a first panel extending horizontally. A second panel is slidably coupled to the first panel. The second panel extends horizontally. A locking mechanism is coupled to the first panel and the second panel. The locking mechanism facilitates a widening of the gate by a ratcheting structure. The locking mechanism locks a position of the first panel and the second panel at a desired gate width. | 2015-09-24 |
20150267464 | Shutter Slat and Compact Shutter Assembly - A slat for use in a rolling shutter is provided. The slat comprises a engaging track located at a first edge of a body and a receiving track located at a second edge of the body. Illustratively, the engaging track has a hook-shaped profile, and the receiving track comprises a lip member and a guard member defining a space adapted to receive therein an engaging track of an adjacent slat. The engaging track and the receiving track are designed to minimize the space required for the rolling shutter to be retracted around a spindle. | 2015-09-24 |
20150267465 | EMERGENCY OVERRIDE RELEASE MECHANISM FOR MOTORIZED WINDOW SHADE ASSEMBLY - A manually operated override release mechanism for use with a motorized window shade assembly having a shade fabric with a leading edge, the shade fabric being disposed behind a pane and movable between an opened position and a closed position upon operation of a motor. The override release mechanism has an actuator movable between a first position and a second position and biased in the first position. The actuator has a first side secured to one end of a cable, and a second side. The other end of the cable is connected to the motor. | 2015-09-24 |
20150267466 | SYSTEMS FOR MAINTAINING WINDOW COVERS - A spring drive system includes a housing and an extendable window cover that is coupled to the housing. The window cover has at least one lift cord that is employed to retract the window cover. The system also includes a first cord spool and a spring drive system having at least one spring having a storage end that is operably coupled to a storage spool and an output end that is operably coupled to an output spool. The lift cord extends from the first cord spool to the window cover, and the spring drive system has an output that controls tension on the first cord spool and no external hand-operated control cord as an input used to raise and lower the window cover. | 2015-09-24 |
20150267467 | COLLAPSIBLE VANE STRUCTURE AND RELATED METHOD FOR A SHADE FOR AN ARCHITECTURAL OPENING - A base structure and associated method for converting the base structure into an operable vane on a shade for an architectural opening. The base structure includes a back sheet and a front sheet attached together in engagement regions spaced along the length of the back sheet and front sheet. The front sheet is separated into front strip sections having a free end. Operating elements are positioned along the back sheet and situated so as to move relative thereto. The operating elements are attached adjacent to a free end of the front strip. Movement of the operating elements actuates the free end of the front strip to move from a closed position to an open position as desired by the user. | 2015-09-24 |
20150267468 | LADDERS WITH INTEGRATED SUPPORT, LADDER COMPONENTS AND RELATED METHODS - A ladder is provided having a first assembly and a second assembly slidably coupled with the first assembly. The first assembly includes a first pair of spaced apart rails and a first plurality of rungs extending between and coupled to the first pair of spaced apart rails. the second assembly includes a second pair of spaced apart rails and a second plurality of rungs extending between and coupled to the second pair of spaced apart rails. A support apparatus is coupled with the first assembly and includes one or more arms that are pivotally displaced from a refracted position to a deployed position responsive to displacement of the first assembly a specified distance relative to the second assembly. | 2015-09-24 |
20150267469 | Ladder Plank - The present invention is a multi-purpose ladder. It is a fully functional approximately 6 feet step ladder which most people have, and it also serves as a 6 feet platform when laid horizontally that will extend approximately 12-18 inches off the floor. The invention is useful when a person needs to reach higher than they can reach with both feet on the ground such as working on the ceiling or the top of the wall (painting) or doing trim and crown molding. It is also useful when moving a ladder every couple of feet gets tedious and time consuming. The ladder plank of the present invention allows people to cover more space with less moving of the ladder. | 2015-09-24 |
20150267470 | PLATFORM SYSTEM - A modular platform system utilizing a number of components including a platform. The platform is configured so that each of the components may interchangeably connect to any side of the platform. The components include, for example, handrails and stairways, as well as other platforms. The platform and most of the components are formed from single, continuous pieces of metal. | 2015-09-24 |
20150267471 | Ladder Safety Device - A ladder safety device is usable for holding and stabilizing a ladder in a safe and stable manner while being used, by way of securing a ladder relative to continuous horizontal guttering at the edge of a building. The device locks to the gutter by way of locking jaws and is secured to the side rail of a ladder by way of an adjustable locking bar—said locking bar being adjustable in lateral and normal directions. The jaws interact by an over-center relationship with each other. In an alternate embodiment, a trigger and locking mechanism secures the jaws in a closed position while in use. | 2015-09-24 |
20150267472 | DRILL BIT HAVING REGENERATIVE NANOFILMS - A system of repairing and protecting a surface of a drill bit includes forming a drill bit body that includes a magnetized material or is otherwise magnetizable. The drill bit includes at least one cutting element and is operable to generate a magnetic field. A drilling fluid that includes magnetizable, regenerative particles is circulated through a drill string and wellbore in which the drill bit is deployed. The magnetic field attracts the regenerative particles to the surface of the drill bit body to occupy cracks and chips formed in the surface of the drill bit body, and to form a protective layer of the regenerative particles over the surface of the drill bit body. | 2015-09-24 |
20150267473 | Methods and Apparatus for Forming Hole in Ground - An apparatus for forming a hole in ground ( | 2015-09-24 |
20150267474 | METHOD AND SYSTEM FOR TRANSPORTING A HYDROCARBON FLUID - A method for transporting a hydrocarbon fluid, such as crude oil and/or natural gas, comprises: drilling a chain of double ended U-shaped boreholes ( | 2015-09-24 |
20150267475 | ROTATING JETTING DEVICE AND ASSOCIATED METHODS TO ENHANCE OIL AND GAS RECOVERY - Disclosed are a method, device and/or a system of rotating jetting device and associated methods to enhance oil and gas recovery. In one aspect, a jetting device includes a motor gearbox inside the jetting device, a central processing system coupled to the motor gearbox, a transducer assembly coupled with the motor gearbox and the central processing system, and a top assembly. The top assembly is electromechanically coupled with the motor gearbox, the transducer assembly, and the central processing system and causes the jetting device to rotate based on the set of instructions received from the central processing system. | 2015-09-24 |
20150267476 | DIAMOND IMPREGNATED BIT WITH AGGRESSIVE FACE PROFILE - A drill bit having a shank and a crown. The Crown defines a central axis and has at least one fixed segment. Each fixed segment has a cutting face and a plurality of surface features that are continuous with a distal surface of the cutting face, each segment being spaced from the central axis of the crown and comprising. The plurality of surface features and a distal portion of the cutting face of each segment are integrally formed of a selected matrix material, and each surface feature consists solely of the selected matrix material. The matrix of the selected matrix material is configured to erode to expose the abrasive particles within the matrix. | 2015-09-24 |
20150267477 | DRILLING COMPONENT - A drilling component includes a spinodally-hardened copper-nickel-tin alloy. The drilling component may be a drill stem or a drill string component, such as a tool joint used for joining pipe together. | 2015-09-24 |
20150267478 | Adjustable Bent Drilling Tool Having in situ Drilling Direction Change Capability - An adjustable bent drilling tool capable of changing in situ drilling direction to facilitate horizontal drilling. The drilling tool may be controlled from the surface and eliminates the need to bring the tool to the surface for reconfiguration. In one embodiment, the drilling tool utilizes a communications module to communicate with upstream sections of the tool. The communications module is connected to a programmable electronic control module which controls an electric motor. A hydraulic valve assembly follows the control module, which receives input signals and controls a pilot piston between two fixed points of a mid-assembly typically located adjacent to and downstream of the hydraulic valve assembly on the drill tool. A lower assembly is attached to the drill tool immediately following the mid-assembly, and provides both a safety release sub-assembly as well as a bendable sub-assembly which directs the adjustable drill tool to change drilling angle and direction. | 2015-09-24 |
20150267479 | Wear Bushing with Hanger Lockdown - A wear bushing assembly protects and locks down a hanger in a wellhead housing; and which includes a wear bushing body that inserts into a wear bushing sleeve. A lock ring extends into registered recesses on the body and sleeve to couple together the body and sleeve. The wellhead housing has a profiled recess circumscribing its inner surface. A lockdown ring selectively mates with the profiled recess; and when mated is in interfering contact with an upper surface of the wear bushing sleeve, thereby coupling the sleeve to the wellhead housing. The sleeve outer surface is profiled to interfere with upward movement of the hanger, so that force is transferred from the hanger to the housing through the sleeve which locks down the housing. | 2015-09-24 |
20150267480 | RATCHET ASSEMBLY - Embodiments disclosed herein provide a ratchet assembly having a ratchet nut, a shaft at least partially disposed within the ratchet nut and a first and second pawl disposed within the ratchet nut and supported by the shaft. The first and second pawls are movable along a common central axis. The assembly further includes a biasing mechanism, the biasing mechanism biasing the first and second pawls in an engaged position to maintain contact with the ratchet nut to prevent relative rotation between the shaft and the ratchet nut. The assembly also includes an alignment pin extending at least partially within the first and second pawls to maintain alignment and to facilitate movement of the pawls along the common central axis. | 2015-09-24 |
20150267481 | DRILL COLLAR WITH INTEGRATED PROBE CENTRALIZER - An assembly for use in subsurface drilling includes a downhole probe supported in a drill string section by centralizing features that are integral with the drill string section. A bore wall of the drill string section is fluted to provide inward contact points that support the downhole probe. The downhole probe may be supported for substantially its entire length. A vibration damping and/or electrically insulating material may optionally be provided between the downhole probe and the drill string section. | 2015-09-24 |
20150267482 | Triple Activity Drilling Ship - A triple activity drilling ship may be provided with two separate drilling centers, each including drilling apparatus. In addition, a trolley that is capable of supporting tubulars may be positioned between a first position within one of said drilling centers and a second position outside that drilling center. As a result, the trolley may be used to hold assembled tubulars while other activities are ongoing in one or more of the drilling centers. | 2015-09-24 |
20150267483 | CABLE SUPPORT SYSTEM AND METHOD - A method is described for supporting a bundle of cables in a well or in a length of coiled tubing deployed in a vertical or deviated well during a process for assembly of a well heater which includes steps of injecting the cables from respective spools into the coiled tubing. The method includes the steps of: attaching an open-ended cable support adapter to the up-hole end of the coiled tubing, attaching a cable bundle clamp to the bundle of cables above the cable support adapter; cutting the cables from their respective spools above the cable bundle clamp; clamping a wedging tube carrier to the cable bundle above the cable bundle clamp; raising the cable bundle; removing the cable bundle clamp from the cable bundle; lowering the cables to insert the wedging tube into the adapter; and removing the wedging tube carrier from the bundle of cables. | 2015-09-24 |
20150267484 | METHOD OF CONTINUOUSLY RAISING AND LOWERING OILFIELD SAFT DRILLSTRING AND TWIN TRAVELLING SLIPS APPARATUS - Disclosed is a method of continuously raising and lowering an oilfield shaft drillstring using a double traveling slips device, wherein two sets of traveling slip mechanism form the two traveling slip mechanisms to form the two traveling slips device, the first set of traveling slip mechanisms and the second set of traveling mechanisms are respectively mounted on a pithead apparatus ( | 2015-09-24 |
20150267485 | INJECTION OF HEATING CABLES WITH A COILED TUBING INJECTOR - A method for injecting resistive heating cables into a well or into coiled tubing deployed in a well includes providing a coiled tubing injector above the well, the coiled tubing injector having coiled tubing gripper blocks replaced with cable gripper blocks; guiding one or more cables from respective cable reels into the top of the injector; and using the injector to inject the cables into the well or into the coiled tubing deployed in the well with downward vertical movement of the cables driven by gripping and downward vertical movement of the cable gripper blocks. | 2015-09-24 |
20150267486 | FACILITY FOR ASSEMBLY OF WELL HEATERS - A facility for assembly of well heaters includes a well of sufficient diameter to receive coiled tubing; a scaffold supporting a coiled tubing injector, wherein the injector is configurable for injection of coiled tubing into the well and configurable for injection of one or more resistive heating cables into coiled tubing in the well; a coiled tubing guide system supported by the injector or the scaffold; and one or more cable guides for guiding the resistive heating cables from respective cable reels into the injector, wherein the cable guides are supported by the scaffold. | 2015-09-24 |
20150267487 | METHOD FOR ASSEMBLY OF WELL HEATERS - A method for assembly of a well heater including injecting a length of coiled tubing into a well, supporting the coiled tubing in the well and cutting the coiled tubing above the well head; injecting one or more resistive heating cables into the into the coiled tubing; constructing a cable support structure at the cut end of the coiled tubing for supporting the weight of the cables against the inner sidewall of the coiled tubing; cutting the cables and configuring the cut ends of the cables for connection to an electrical source, thereby defining the structure of the well heater; and withdrawing the well heater from the well. | 2015-09-24 |
20150267488 | GAS TRAP EXPANSION CHAMBER - The invention allows for the collection of formation gases by placement of an agitating pipe directly in the drilling fluid flow line; the pipe's opening cut at an angle so gas in the top half of the drilling fluid flow line will be collected and also analyzed, along with the gas agitated from the drilling fluid. An expansion chamber is disclosed which encourages the drilling fluid flow line to release the gas held within it, so sample testing of the gases is more accurate than it would be in the prior art. | 2015-09-24 |
20150267489 | Pressure and Flow Control in Drilling Operations - A well drilling system includes a flow control device regulating flow from a rig pump to a drill string, the flow control device being interconnected between the pump and a standpipe manifold, and another flow control device regulating flow through a line in communication with an annulus. Flow is simultaneously permitted through the flow control devices. A method of maintaining a desired bottom hole pressure includes dividing drilling fluid flow between a line in communication with a drill string interior and a line in communication with an annulus; the flow dividing step including permitting flow through a flow control device interconnected between a pump and a standpipe manifold. | 2015-09-24 |
20150267490 | BACK PRESSURE CONTROL SYSTEM - A back pressure control system adapted to be at least partially integrated with a drill rig. | 2015-09-24 |
20150267491 | Downhole Actuator Device - A downhole actuator device comprises a central shaft formed with external threads; a sleeve formed with internal threads and placed substantially concentrically around the shaft and an electromotor arranged to rotate at least a first one of said shaft and said sleeve so that a second one of said shaft and said sleeve may be moved linearly relative to the first one of said shaft and said sleeve. The actuator further comprises a plurality of roller screws that are rotatingly supported between the shall and sleeve in engagement with said external threads on the shaft and said internal threads on the sleeve. | 2015-09-24 |
20150267492 | TOP MOUNT DUAL BIT WELL DRILLING SYSTEM - A top mount dual bit well drilling mechanism has a rotary driven tubular housing having a top mount body within an upper end portion of the housing to which the upper end of a mud motor is mounted for support within the housing. A reamer bit is connected for rotation by the tubular housing upon rotation by a well drilling string and defines a core removing bit chamber that is recessed within the reamer bit and has communication with the core receiving receptacle. A core removing bit is rotated within the core removal bit chamber by the mud motor and continuously cuts away the upper end of a formation core that enters the receptacle as the reamer bit cuts into the formation. | 2015-09-24 |
20150267493 | DOWNHOLE TOOLS WITH INDEPENDENTLY-OPERATED CUTTERS AND METHODS OF MILLING LONG SECTIONS OF A CASING THEREWITH - In one aspect, an apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a plurality of cutters, each cutter having expandable cutting elements, a control unit associated with each cutter to expand the cutting elements of its associated cutter and a controller that controls each of the control units to independently activate and deactivate each cutter in the plurality of cutters to expand the cutting elements of each such cutter. | 2015-09-24 |
20150267494 | HYDRAULIC JAR AND A FLOW CONTROL DEVICE USABLE IN THE HYDRAULIC JAR - A hydraulic jar comprising a housing and a mandrel slidably disposed in the housing forming an annular space therebetween. In an embodiment, the hydraulic jar comprises a flow control device fixedly connected to the mandrel and disposed in the annular space to divide the annular space into a first portion and a second portion. The flow control device comprises an annular member slidably positioned about the mandrel, wherein the annular member comprises a face, an inside surface, and an outside surface, wherein the outside surface of the annular member is disposed against an inside surface of the tubular housing, wherein the outer surface of the annular member and the inside surface of the tubular housing allow fluid flow therebetween at a first flow rate, wherein the inside surface of the annular member and the retaining surface of the retaining assembly allow fluid flow therebetween at a second flow rate. | 2015-09-24 |
20150267495 | Insert for Use with Wellhead Housing Having Flow-by Path - A wellhead assembly having an insert that is disposed between a wellhead housing and casing hanger. Axial slots through the insert define a flow path between the wellhead housing and casing hanger. The insert is made from a higher strength material and supports a load exerted between the casing hanger and wellhead housing. The insert is a ring like member, and the slots can more easily be machined in the insert than in the wellhead housing. | 2015-09-24 |
20150267496 | DOWNHOLE USES OF NANOSPRING FILLED ELASTOMERS - A seal includes an elastomeric material and a plurality of nanosprings filling the elastomeric material to form a filled elastomeric composite that provides the seal. A spring constant of the nanosprings is within a selected range of an effective spring constant of the elastomeric material such that a durometer of the filled elastomeric composite at an elevated temperature is greater than the durometer of the elastomeric material alone at the elevated temperature. The seal may be used to seal a first component to a second component where both components are configured to perform a task below the surface of the earth. | 2015-09-24 |
20150267497 | SEALING APPARATUS AND METHOD - A sealing apparatus ( | 2015-09-24 |
20150267498 | Mechanically-Set Devices Placed on Outside of Tubulars in Wellbores - In one aspect, a device for use in a wellbore is disclosed that in one non-limiting embodiment includes a body having an outer surface and a bore therethrough, an element on the outer surface of the body that expands radially outward from the body, a movable sleeve on the outer surface of the body that expands the element when pushed against the element, and an attachment device connected to an inside surface of the movable sleeve and accessible from inside the body so that the attachment member may be moved from inside the body to move the sleeve to set the device. | 2015-09-24 |
20150267499 | Modular Annular Debris Barrier with Rotationally Locked Segments - An annularly shaped modular debris barrier can be mounted to an internal or an external member that are spaced apart to define an annular gap that could collect debris. The modules rotationally lock. Modules have circumferential segments that can be initially spaced apart to promote flexing that can occur when there is relative axial movement between the structures that define the annular gap. The gaps between segments are circumferentially offset as between adjacent segments to create a labyrinth through which the fluid can move in opposed direction while at the same time causing the debris to be retained. The segments stay in a flexed condition to exert a contract stress on the free ends thereof that touch the adjacent structure. | 2015-09-24 |
20150267500 | SEALING APPARATUS AND METHOD - Disclosed is a sealing apparatus for use in establishing a seal around a tubular, and a method of use of the sealing apparatus. The apparatus includes a deployable sealing arrangement which can be engaged with an internal wall of a tubular so as to form a sealed area. The wall of the tubular may then be perforated within the sealed area, and sealant injected through the perforation. Accordingly, the apparatus permits both perforation and sealant injection to occur within a common sealed area, assisting to ensure that the injected sealant will always be appropriately aligned with the established perforation, thus maximising the injected volume of available sealant. Isolation of the sealed area from fluid inside the tubular also prevents or restricts contamination of the inside of the tubular with sealant or fluids around the tubular, and sealant cannot be washed away by fluid within the tubular. | 2015-09-24 |
20150267501 | METHOD AND APPARATUS FOR SEALING AN UNDESIRABLE FORMATION ZONE IN THE WALL OF A WELLBORE - A method and apparatus are provided for intentionally inducing “formation plugging” in a partially damaged section, water layer, or an otherwise undesirable target zone in the wall of a wellbore. The rigless apparatus is deployed to the target zone by coiled tubing and includes a pair of adjacent inflatable packers or a multi-section inflatable thermoplastic balloon component which is in valved fluid communication with an inflating container filled with formation plugging fluid. The inflating container is in valved fluid communication with a reactant-filled chemical container, the reactant being activated by contact with reactant fluid pumped through the coiled tubing via a circulation valve. The hot pressurized exothermic reaction products pass into the inflation container and displace the formation plugging fluid into the balloon sections and through weakened portions of a central balloon to penetrate the walls of the target zone. The expanded central balloon is melted by the heat of the chemical reaction and a portion adheres to the formation wall thereby sealing the undesirable target zone; thereafter, the remaining balloon sections are deflated or ruptured to permit the apparatus to be withdrawn through the production tubing. | 2015-09-24 |
20150267502 | DOWNHOLE TOOL AND METHOD OF USE - A downhole tool useable for isolating sections of a wellbore that includes a composite mandrel having at least one set of threads; a metal slip disposed about the composite mandrel, the metal slip comprising an outer surface further comprising gripping elements; a composite member disposed around the composite mandrel and proximate to a sealing element, the composite member having a deformable portion with one or more grooves disposed therein; a second slip disposed about the composite mandrel; and a bearing plate disposed around the composite mandrel. | 2015-09-24 |
20150267503 | CUT-TO-RELEASE PACKER WITH LOAD TRANSFER DEVICE TO EXPAND PERFORMANCE ENVELOPE - A packer can include a mandrel having a longitudinal section, the packer being releasable in response to the section being severed, a slip support and a load transfer device that extends longitudinally across the section, the device being secured to the mandrel on one side of the section, and the device being secured to the member on an opposite side of the section. A method of constructing a releasable packer can include assembling a mandrel, at least one slip, a slip support and a load transfer device, the mandrel having a longitudinal section, and the packer being releasable in response to the section being severed. The assembling can include preventing relative longitudinal displacement between the device and the mandrel on one side of the section while preventing relative longitudinal displacement between the device and the member on an opposite side of the section. | 2015-09-24 |
20150267504 | CEMENT PULSATION FOR SUBSEA WELLBORE - A method for cementing a tubular string into a wellbore from a drilling unit includes: running the tubular string into the wellbore using a workstring; hanging the tubular string from a wellhead or from a lower portion of a casing string set in the wellbore; and pumping cement slurry through the workstring and tubular string and into an annulus formed between the tubular string and the wellbore. The method further includes, during thickening of the cement slurry: circulating a liquid or mud through a loop closed by a seal engaged with an outer surface of the workstring, the closed loop being in fluid communication with the annulus, and periodically choking the liquid or mud, thereby pulsing the cement slurry. | 2015-09-24 |
20150267505 | Selector Valve for High Pressure Hydrocarbon Production Operations - An apparatus for directing a fluid from an inlet to one of a plurality of outlets that are associated with a wellhead assembly includes a block body having a block inlet and a plurality of block outlets. A selector plug is located within the block body, the selector plug having a plug inlet aligned with the block inlet along a central axis, a plug outlet at an angle relative to the central axis, and a plug bore extending from the plug inlet to the plug outlet. A stem member is moveable to selectively rotate the selector plug within the block body so that the plug outlet aligns with one of the plurality of block outlets, providing a fluid flow path from the block inlet to such one of the plurality of block outlets, and impeding fluid communication from the block inlet to the others of the plurality of block outlets. | 2015-09-24 |
20150267506 | WELLBORE TOOL WITH INDEXING MECHANISM AND METHOD - A wellbore tool, a wellbore fluid treatment string and a method with an indexing mechanism. The indexing mechanism can be shifted through one or more inactive positions before finally shifting into an active condition. The indexing mechanism is particularly useful with a plug that lands in a seat to impart an axially directed force on the mechanism before passing through the seat. | 2015-09-24 |
20150267507 | Systems and Methods for Downhole Electrical Switching - Systems and methods for alternately coupling equipment at the surface of a well to different ones of a set of downhole tools installed in the well. In one embodiment, a system includes surface equipment positioned at the surface of a well and a plurality of downhole tools that are installed downhole in the well. A switcher is positioned in the well between the surface equipment and the downhole tools. An upper line is electrically connected between the surface equipment and the switcher, and a set of lower lines are electrically connected between the switcher and a corresponding set of of downhole tools. The switcher alternately couples different ones of the lower electrical lines electrically to the upper electrical line. At any time, the upper electrical line is electrically coupled to only one of the lower electrical lines. | 2015-09-24 |
20150267508 | Expandable and Variable-Length Bullnose Assembly for Use With a Wellbore Deflector Assembly - A wellbore system is disclosed that includes an upper deflector arranged within a main bore of a wellbore and defining first and second channels, a lower deflector arranged within the main bore and spaced from the upper deflector by a predetermined distance and defining a first conduit exhibiting a predetermined diameter and communicating with a lower portion of the main bore and a second conduit that communicates with a lateral bore, and a bullnose assembly including a body and a bullnose tip arranged at a distal end of the body, the bullnose assembly being actuatable between a default configuration and an actuated configuration, wherein the upper and lower deflectors direct the bullnose assembly into one of the lateral bore and the lower portion of the main bore based on a length and a diameter of the bullnose tip as compared to the predetermined distance and the predetermined diameter, respectively. | 2015-09-24 |
20150267509 | SYSTEM AND METHOD FOR OBSTACLE AVOIDANCE DURING HYDROCARBON OPERATIONS - A system and method for obstacle avoidance during hydrocarbon operations utilizing a non-vertical conduit between a vessel and associated subsea equipment. The system comprises a vessel and a conduit connected to the vessel with a first rotatable apparatus which is constructed and arranged to permit the vessel to rotate with respect to the conduit. The system also comprises a second rotatable apparatus connecting the conduit to subsea equipment secured to the seafloor. The second rotatable apparatus is constructed and arranged to permit the conduit to rotate with respect to the subsea equipment. | 2015-09-24 |
20150267510 | Well Screen and Method of Manufacturing - Disclosed herein is a screen for use in a subterranean location in a wellbore to filter solid materials from the hydrocarbons produced into the wellbore. The screen has a base pipe with inner and outer concentric shrouds mounted thereon. A sheet of filter screen mesh material is located in the annular space between the shrouds with its longitudinally extending edges unattached and overlapping a critical amount. The annular space is selected to be of a size such that the screen has is confined in a minimum space whereby hydrocarbon flow between the overlapping edges is closed off. | 2015-09-24 |
20150267511 | DRILL PIPE SCREENS AND RELATED METHODS - The present invention includes drill pipe screens and related methods that provide reliable long-term filtering of drilling fluids used to operate alternator turbines that are used to provide power in measurement while drilling (MWD) systems without allowing debris to pass through the screens to the turbines, and without causing intermittent pressure spikes at times when the screens are not completely clogged while maintaining desired circulation rates of drilling fluids. Embodiments of the invention include cylindrical bodies having alternating sets of elongated slots and peripheral ports located thereon to provide filtering of and relief to drilling fluids under pressure. | 2015-09-24 |
20150267512 | EXPANDABLE TUBULAR WITH INTEGRAL CENTRALIZERS - Herein disclosed is an apparatus comprising an expandable tubular; and at least one section of the expandable tubular having a larger outer diameter than the remainder of the expandable tubular, forming at least one complete centralizing ring or at least one partial centralizing ring. In an embodiment, at least one complete centralizing ring or at least one partial centralizing ring is configured to centralize the expandable tubular when the tubular is in use; and wherein at least one complete centralizing ring or at least one partial centralizing ring has the same diameter as the expandable tubular after the tubular is radially expanded. Also disclosed herein are method of using and method of making the apparatus. | 2015-09-24 |
20150267513 | DOWNHOLE TOOLS - A perforating tool usable in a well casing to perforate the well casing is described. Perforating tool includes an activation member disposed in body wherein the activation member is moveable relative to the body to move at least one working member between and inwardly retracted condition an outwardly deployed condition relative to the body. A plurality of pistons is arranged to move the activation member relative to the body, each piston being disposed in a respective pressure chamber arranged to be filled with fluid in response to an increase in fluid pressure in the body. | 2015-09-24 |
20150267514 | PRESSURE ACTUATED FLOW CONTROL IN AN ABRASIVE JET PERFORATING TOOL - There is disclosed herein a method and apparatus for using rupture pins to selectively open jets on a jet perforating tool. Rupture pins inserted in jets within a jet perforating tool are configured to rupture at pre-designed thresholds, thereby opening the jet to begin a perforating job, or to circulate fluid through the tool. Also disclosed are systems and methods for holding the rupture pins within the tool prior to rupture. | 2015-09-24 |
20150267515 | Perforating System Comprising an Energetic Material - A perforating system, including a shaped charge assembly comprising a charge case, a liner, and a main body of explosive. The material of the perforating system components, including the gun body, the charge case and the liner may be comprised of an energetic material that conflagrates upon detonation of the shaped charge. The material may be an oxidizer, tungsten, cement particles, rubber compounds, compound fibers, KEVLAR®, steel, steel alloys, zinc, and combinations thereof. | 2015-09-24 |
20150267516 | Limited Entry Phased Perforating Gun System and Method - A limited entry perforating phased gun system and method for accurate perforation in a deviated/horizontal wellbore is disclosed. The system/method includes a gun string assembly (GSA) deployed in a wellbore with shaped charge clusters. The charges are spaced and angled such that, when perforated, they intersect at a preferred fracturing plane. Upon fracturing, the fractures initiate at least principal stress location in a preferred fracturing plane perpendicular to the wellbore from an upward and downward location of the wellbore. Thereafter, the fractures connect radially about the wellbore in the preferred fracturing plane. The fracture treatment in the preferred fracturing plane creates minimal tortuosity paths for longer extension of fractures that enables efficient oil and gas flow rates during production. | 2015-09-24 |
20150267517 | Isolation Packer with Automatically Closing Alternate Path Passages - Auxiliary conduits that run through a packer body or seal are equipped with thermally responsive valve members that with a time exposure close off the conduits to create zonal isolation across one or more packers after a gravel pack. The heat source can also be added to the well fluids to control the speed of the process either in the form of heaters or reactive chemicals that create an exothermic reaction. The valve material can be shape memory polymer. | 2015-09-24 |
20150267518 | ISOLATION PACKER WITH AUTOMATICALLY CLOSING ALTERNATE PATH PASSAGES - An isolation method is described for gravel packed zones separated by at least one packer and having an auxiliary conduit passing through the packer into adjacent zones. The conduit includes at least one each of a shunt tube, flow housing, annular space, and isolation valve housing. The flow housing, the annular space, and the isolation valve housing are all annular and formed between two concentric pipes. The method includes running in an assembly of screens isolated by at least one packer with at least one auxiliary conduit extending into adjacent zones defined by the packer when the packer is subsequently set. The method also includes closing flow in said conduit to prevent flow into shunt tubes during production based on creating a flow barrier in the annular space, the flow housing, or the isolation valve housing, the shunt tubes supplying slurry through the auxiliary conduit prior to the production. | 2015-09-24 |
20150267519 | Artificial Lift System - There is provided apparati and systems for producing hydrocarbons from a subterranean formation, when reservoir pressure within the subterranean formation is insufficient to conduct hydrocarbons to the surface through a wellbore. The apparati and systems utilize a downhole pump and, in some cases, combine a downhole pump with a gas lift apparatus, in order to effect artificial lift of the hydrocarbons. | 2015-09-24 |
20150267520 | Hydrophobically Modified Amine-Containing Polymers for Mitigating Scale Buildup - Hydrophobically modified amine-containing polymers (“HMAP”) may be useful in mitigating scale buildup in a subterranean formation. For example, a method may include preparing a treatment fluid that comprises a base fluid and a plurality of HMAP-coated particulates that comprise particulates at least partially coated with an HMAP, wherein the HMAP comprises a plurality of hydrophobic modifications on an amine-containing polymer; introducing the treatment fluid into a wellbore penetrating a subterranean formation; forming a particulate pack that comprises at least some of the HMAP-coated particulates; and inhibiting scale buildup on the HMAP-coated particulates. | 2015-09-24 |
20150267521 | Formation Treatment Evaluation - Measuring a parameter characteristic of a formation in an oil well with a device configured to generate a sensing field within a volume of the formation and cause a flow through the volume in the presence of the sensing field. The device also comprises sensors responsive to changes in the volume, which indicate existent amounts of fluid, such as hydrocarbon and water saturations and irreducible hydrocarbon and water saturations. Measurements may be made before the flow affects the measuring volume and after onset of the flow through the measuring volume. | 2015-09-24 |
20150267522 | USE OF ELECTRICAL HEATING ELEMENTS FOR SAGD START-UP - A SAGD operation is provided, comprising: drilling a SAGD well pair in a bitumen bearing formation, the well pair comprising an injector well and a producer well; introducing an electro-thermal heating element comprising at least one individually controllable heating section in or near either the injector well, the producer well, or both; positioning the at least one individually controllable heating section at or near a sector of either the injector well, the producer well, or both, which sector may require greater thermal heat to establish thermal communication between the injector well and the producer well; and operating the at least one individually controllable heating section at a desired temperature for a period of time sufficient to establish thermal communication between the injector well and the producer well. The electro-thermal heating element having the at least one electrical heating section may remain in the injection well beyond start-up to assist in effectively recovering the hydrocarbons. | 2015-09-24 |
20150267523 | Systems and Methods for Producing Formation Fluids - There is provided a system for producing formation fluids. The system includes an apparatus for effecting production, from a subterranean formation, of a produced formation fluid including a liquid component and a gas component. The system also an apparatus configured for energizing produced formation fluid using a Venturi effect to produce an energized formation fluid. | 2015-09-24 |
20150267524 | SELECTING AND OPTIMIZING OIL FIELD CONTROLS FOR PRODUCTION PLATEAU - A system, method and a computer program product for to determining energy production controls for a given subterranean hydrocarbon (oil) field production and more particularly to specifying controls for sustaining optimal field production (by means of a plateau-like profile over time). | 2015-09-24 |
20150267525 | Self-Guided Geosteering Assembly and Method for Optimizing Well Placement and Quality - A self-guided geosteering assembly having an on-board, automated guidance system that incorporates a detailed subsurface earth model and well path to geosteer the assembly along a formation. While advancing along the formation, the guidance system continually monitors data related to formation characteristics and the formation/tool location, compares the data to the earth model and well path, and adjusts the direction of the assembly accordingly. In addition, the data may be utilized to update the earth model in real-time. | 2015-09-24 |
20150267526 | VERIFICATION OF SWELLING IN A WELL - A method of verifying swelling of a swellable material in a well can include connecting a transmitter to a sensor which senses a parameter indicative of degree of swelling of the swellable material, and conveying a receiver into an interior of a tubular string. The transmitter transmits to the receiver an indication of the degree of swelling of the swellable material. A packer swelling verification system can include a swellable material which swells in a well, and a well tool which is conveyed to the packer in the well. The well tool receives an indication of a degree of swelling of the swellable material. A method of verifying whether a swellable material has swollen in a well can include positioning a conductor proximate the swellable material, whereby the conductor parts in response to swelling of the swellable material, and detecting whether the conductor has parted. | 2015-09-24 |
20150267527 | METHOD FOR ANALYSING PORE PRESSURE IN SHALE FORMATIONS - The invention relates to a method for estimating pore pressure in subterranean shale formations such as gas- or organic-rich shale where pore pressure predictions based on either a resistivity log or a porosity-indicative log such as sonic tend to be inaccurate. The method involves combining the resistivity log with the porosity-indicative log using a Eaton formula to give an estimate of pore pressure which is accurate both for conventional water wet shale and for organic-rich shale. | 2015-09-24 |
20150267528 | System and Method for Caliper Calibration - Embodiments of the present disclosure are directed toward a system and method to calibrate calipers of a downhole tool. Specifically, a calibration tool includes a substantially cylindrical calibration ring. The calibration tool also includes a finger coupled to the calibration ring. The finger is configured to engage with the downhole tool such that the calibration ring is mounted to the downhole tool and is coaxial with a tool axis of the downhole tool. | 2015-09-24 |
20150267529 | Eigen Mode Transmission of Signals - An apparatus includes a logging cable with exactly 3 conductors and an armor. A first transceiver is coupled to the three conductors and the armor of the logging cable. The first transceiver comprises a first-transceiver mode M | 2015-09-24 |
20150267530 | DOWNHOLE COMMUNICATION - A well installation communication system includes downhole metallic structure | 2015-09-24 |
20150267531 | HYBRID TRANSPONDER SYSTEM FOR LONG-RANGE SENSING AND 3D LOCALIZATION - Systems for determining a size, extent, and orientation of a hydraulic fracture of a reservoir, are provided. An exemplary system can include a plurality of RFID transponders modified to include an acoustic transmitter, and an RFID reader modified to include both an RF transmitter and a pair of acoustic receivers, to be deployed in a wellbore adjacent a hydraulic fracture. In embodiments, the acoustic transmitter includes a thermo-acoustic device. The system includes program product configured to receive acoustic return signal data to determine the three-dimensional location of each RFID transponder within the reservoir, to map the location of each RFID transponder, and to responsively determine the size, extent, and orientation can be determined. | 2015-09-24 |
20150267532 | Evaluation of Downhole Electric Components by Monitoring Umbilical Health and Operation - A method for monitoring a condition of a downhole system, the method comprising: delivering an electric signal to a downhole electric device via a downhole power transmission cable from a signal generator; receiving an electric response signal from the downhole power transmission cable; comparing the electric signal to the electric response signal to determine the location of a defect in the downhole system; and predicting a type of the defect based on said location, wherein the electric signal comprises one or more voltage pulses. | 2015-09-24 |
20150267533 | Transmitter and Receiver Synchronization for Wireless Telemetry Systems - A method and system are presented for transmitting data along tubing in a borehole, comprising generating an acoustic signal using a transmitter at a first location on the tubing, and receiving the acoustic signal at a receiver at a second location on the tubing. The method and system further comprise: (i) generating the acoustic signal at the transmitter at a first frequency and bit rate; (ii) receiving the acoustic signal at the first frequency at the receiver and attempting to synchronize the receiver at the first frequency, and (iiia) if the synchronization is successful, continuing to transmit the acoustic signal so as to pass the data from the transmitter to the receiver; or (iiib) if the synchronization is unsuccessful, adjusting the frequency and/or bit rate of the signal and repeating steps (i)-(iii) on the basis of the adjusted signal. | 2015-09-24 |
20150267534 | DYNAMIC AGITATION CONTROL APPARATUS, SYSTEMS, AND METHODS - In some embodiments, an apparatus and a system, as well as a method and an article, may include operating a positive displacement motor having a pair of output orifices comprising a selectably movable outer output orifice disposed proximate to a fixed inner output orifice. Operation may include rotating the outer output orifice about the longitudinal axis of the motor when drilling fluid is flowing through the pair of orifices to control fluid pressure pulse amplitude from the outer output orifice. Additional apparatus, systems, and methods are disclosed. | 2015-09-24 |
20150267535 | PICK TOOL ASSEMBLY AND METHOD OF USING SAME - A pick tool assembly ( | 2015-09-24 |
20150267536 | TELESCOPIC MINE ROOF SUPPORT - A longitudinally yieldable support for underground roof support includes a first support section with a first elongate outer shell filed with a solid compressible filler material and a second support section filled with a second solid compressible filler material with a second elongate outer shell extending above the first elongate outer shell The second support section has density that is greater than a density of the first solid compressible filler material. A pair of attachment members are coupled to the second elongate outer shell and are configured for lifting the second elongate outer shell relative to the first elongate outer shell and for securing the second elongate outer shell relative to the first elongate outer shell once lifted. | 2015-09-24 |
20150267537 | ROCK ANCHORING SYSTEM AND METHOD - This invention discloses an underground rock anchoring system comprising a rock bolt having a bolt shaft operatively locatable in an elongate rectilinear hole drilled into a hanging wall such that an end portion of the bolt shaft protrudes from the hole, the bolt shaft having a side wall defining a hollow internal chamber extending along at least part of the length of the bolt shaft, a bearing plate adapted to be fitted over the protruding end portion of the bolt shaft for bearing against a rock surface of the hanging wall; and fastening means for pulling the bearing plate taut against the rock surface of the hanging wall. The invention also extends to a rock anchoring method in which such system is used. | 2015-09-24 |
20150267538 | STEAM TURBINE WITH RESONANCE CHAMBER - A steam turbine with a resonance chamber in the outer annulus opposite a rotating blade row. The resonance chamber provides passive resonance to place the excitation at a frequency away from the natural frequency of the blades. | 2015-09-24 |
20150267539 | FLUIDFOIL FENCE - A fluidfoil | 2015-09-24 |
20150267540 | METHODS OF MANUFACTURING BLADES OF TURBOMACHINES BY WIRE ELECTRIC DISCHARGE MACHINING, BLADES AND TURBOMACHINES - The method is used for manufacturing a blade of a turbomachine comprising an airfoil portion; according thereto at least one external or internal surface of the airfoil portion is obtained by wire electric discharge machining; this is allowed by designing these surfaces as “ruled surfaces” or very close to such kind of surfaces; this method is particularly effective, for forming internal cavities of hollow stator blades of steam turbines; this method allows to manufacture in a single piece hollow blades having root portions and shroud portions. Blade of a turbomachine with an internal cavity wherein the surface of the airfoil of the blade inside the cavity defines grooves perpendicular to the axis of the turbomachine. | 2015-09-24 |
20150267541 | Fan Blade Composite Cover with Tapered Edges - A fan blade for a turbofan gas turbine engine is disclosed. The fan blade includes a body having a pressure side and a suction side and a cover. The suction side of the body includes an opening exposing at least one cavity to reduce the weight of the fan blade. The cover overlays the opening and includes a leading portion and a trailing portion that are tapered in the direction of the cover leading edge and cover trailing edge. | 2015-09-24 |
20150267542 | ROTOR SHAFT WITH COOLING BORE INLETS - The invention relates to a rotor shaft adapted to rotate about a rotor axis thereof. The rotor shaft includes a rotor cavity configured concentrically or quasi-concentrically to the rotor axis inside the rotor shaft, and a plurality of cooling bores extending radially or quasi-radially outward from the inside to an outside of the rotor shaft. Each cooling bore having a bore inlet location and a distal bore outlet portion, the respective bore inlet location being adapted to abut on the rotor cavity. At least one side or part-side of the cooling bore inlet location is provided with an asymmetric edge fillet in order to maximize the wall thickness between two adjacent cooling bores. | 2015-09-24 |
20150267543 | MONOLITHIC SHROUDED IMPELLER - An impeller including a hub body, a shroud surrounding the hub body, and a plurality of impeller blades extending from the hub body to the shroud, wherein the hub body, the shroud, and the plurality of impeller blades are a one-piece structure. | 2015-09-24 |
20150267544 | ROTOR-STATOR ASSEMBLY FOR A GAS TURBINE ENGINE - A rotor-stator assembly for a gas turbine engine, the assembly including a rotor having a layer of ceramic material forming an abrasive coating deposited on its tip, the layer being constituted mainly by zirconia and possessing a void ratio less than or equal to | 2015-09-24 |
20150267545 | BLISK WITH LOW STRESSES AT BLADE ROOT, PREFERABLY FOR AN AIRCRAFT TURBINE ENGINE FAN - The invention relates to an assembly for an aircraft turbine engine comprising an integral element ( | 2015-09-24 |
20150267546 | GROUP OF BLADE ROWS - A blade row group arrangeable in a main flow path of a fluid-flow machine and including N adjacent member blade rows firmly arranged relative to one another both in the meridional direction and in the circumferential direction is provided. Here, a front member blade row with front blades having a leading edge and a trailing edge as well as a rear member blade row with rear blades having a leading edge and a trailing edge are provided, and the blade row group has two main flow path boundaries. It is provided that the profile of the blades of the member blade rows is firmly connected at at least one of the two main flow path boundaries to a base. | 2015-09-24 |
20150267547 | GROUP OF BLADE ROWS - A blade row group arrangeable in a main flow path of a fluid-flow machine and including N adjacent member blade rows firmly arranged relative to one another is provided. Here, a front member blade row with front blades as well as a rear member blade row with rear blades are provided in the meridional plane established by the axial direction and the radial direction, and the blade row group has two main flow path boundaries. It is provided that the profile of the blades of the member blade rows is firmly connected at at least one of the two main flow path boundaries to a blade root structure, where the blade root structure of the blades (i) of the front member blade row has at least one holding structure, and/or the blade root structure of the blades of the rear member blade row has at least one holding structure. | 2015-09-24 |
20150267548 | GROUP OF BLADE ROWS - A blade row group arrangeable in a main flow path of a fluid-flow machine and including N adjacent member blade rows firmly arranged relative to one another in both the axial direction and the circumferential direction is provided. Here, a front member blade row with front blades as well as a rear member blade row with rear blades are provided in the meridional plane established by the axial direction and the radial direction. The blade row group has two main flow path boundaries. It is provided that the blades of the member blade rows are fixed to the one main flow path boundary in the surrounding structure by means of a blade root structure, and that the blades of the member blade rows on the other main flow path boundary are each firmly connected to a base. | 2015-09-24 |
20150267549 | TURBINE VANE WITH COOLED FILLET - The disclosure pertains to a vane comprising a platform and airfoil extending form said platform and connected to the platform by a fillet. An impingement tube is inserted into said airfoil delimiting a cooling channel between the impingement tube and the side walls. The vane further comprises a baffle structure positioned adjacent the fillet and which follows the inside contour of the fillet; delimiting a first cooling passage between the fillet and the baffle structure. A first obstruction is arranged on the inside of the airfoil at the connection of the fillet to the side walls for separating the first cooling passage from the cooling channel in the airfoil and to guide the cooling gas from the first cooling passage into the impingement tube. The disclosure further refers to a method for cooling such a vane. | 2015-09-24 |
20150267550 | TURBINE NOZZLES WITH SLIP JOINTS IMPREGNATED BY OXIDATION-RESISTANT SEALING MATERIAL AND METHODS FOR THE PRODUCTION THEREOF - Embodiments of a turbine nozzle having slip joints impregnated by an oxidation-resistant sealing material are provided, as are embodiments of methods for the manufacture of turbine nozzles. In one embodiment, the method includes providing a support ring, a slip joint ring substantially concentric with the support ring and radially spaced apart therefrom, and a plurality of vanes fixedly coupled to the support ring. The plurality of vanes extends radially from the support ring into a plurality of circumferentially-spaced slots provided in the slip joint ring to form a plurality of slip joints therewith. The plurality of slip joints are impregnated with a silicon-modified aluminide sealing material. The silicon-modified aluminide sealing material impedes gas flow into the radial slip joints during operation of the turbine nozzle, while also fracturing to permit relative radial movement between the plurality of vanes and the slip joint ring along the plurality of slip joints. | 2015-09-24 |
20150267551 | AUXILIARY DEVICE FOR THREE AIR FLOW PATH GAS TURBINE ENGINE - A gas turbine engine has a fan rotor including at least one stage, with the at least one stage delivering a portion of air into a low pressure duct, and another portion of air into a compressor. The compressor is driven by a turbine rotor, and the fan rotor is driven by a fan drive turbine. A channel selectively communicates air from the low pressure duct across a boost compressor. | 2015-09-24 |
20150267552 | VEHICLE WIND TURBINE SYSTEM - The vehicle wind turbine system includes at least one wheel, the at least one wheel having at least one fan blade adapted to generate airflow from the rotation of the at least one wheel, at least one turbine blade coupled to a corresponding shaft, the at least one turbine blade receiving the generated airflow from the at least one fan blade to rotate the at least one turbine blade, the rotation of the at least one turbine blade rotating the corresponding shaft to generate mechanical energy, and at least one electrical generator respectively in communication with the corresponding shaft, the at least one electrical generator to generate electrical power from the mechanical energy generated by the rotation of the corresponding at least one turbine blade, the generated mechanical energy driving the at least one electrical generator to generate the electrical power for use by a vehicle or to be stored. | 2015-09-24 |
20150267553 | METHOD FOR TRACKING TURBINE BLADE CREEP - A method for inspecting a turbine blade of a turbine. The method includes operating the turbine and providing a plurality of ablative material strips on the turbine blade. Each strip is fabricated from a common base material and is configured to ablate after exposure to a corresponding predetermined temperature for a corresponding predetermined time period Ablation of a strip indicates a corresponding amount of creep has occurred in the blade. In addition, the method includes visually inspecting the strips at predetermined intervals to determine whether one or more of the strips is ablated | 2015-09-24 |
20150267554 | SAFETY DEVICE FOR A BEARING ARRANGEMENT OF A ROTOR OF A TURBOMACHINE - A safety device ( | 2015-09-24 |
20150267555 | TURBOMACHINE CASING - A turbomachine casing including a substantially cylindrical wall and an annular one-piece acoustic insulation panel mounted inside the wall, the panel including an annular surface that is radially external opposite a radially internal annular surface of the wall, wherein the wall includes on its internal angular surface first projecting members which bear axially against second projecting members belonging to the external annular surface of the panel and which are fixed to these second members in a dismountable manner. | 2015-09-24 |
20150267556 | GAS TURBINE ENGINE - A fan containment system for fitment around an array of radially extending fan blades mounted on a hub in an axial gas turbine engine. The fan containment system comprises a fan case having an annular casing element for encircling an array of fan blades. An annular fan track liner is positioned substantially coaxial to the annular casing element, and one or more pockets are provided in a radially outer side of the fan track liner. One or more dampers for damping vibration of the fan track liner are positioned in each of the one or more pockets and are arranged so as to contact the annular casing element. | 2015-09-24 |
20150267557 | AIRFOIL PORTION OF A ROTOR BLADE OR GUIDE VANE OF A TURBO-MACHINE - An airfoil portion including an outer wall that defines a cavity for receiving cooling air. The airfoil portion includes a leading edge that resides in an upstream direction, a trailing edge that resides in a downstream direction, a convex suction side, and a concave pressure side. At least one insert disposed within the cavity is configured to initially receive at least a portion of the cooling air entering the chamber of the insert and direct the cooling air through a plurality of insert apertures to cool the inner surface of the outer wall of the airfoil portion. The insert further includes a configuration that generally conforms to the contour of the outer wall of the chamber but in spaced relation thereto. A portion of the cooling air exits the airfoil portion through a plurality of film cooling apertures formed through the outer wall. A main insert includes at least one additional insert which is inserted from the outside and transferred into the cavity at an intermediate position, and then moved in direction to the trailing edge and fixed to predetermined position The additional insert forms the size of the trailing edge channel inlet at the end of the main insert. | 2015-09-24 |
20150267558 | INSPECTION HOLE IN TURBOMACHINE CASING AND PLUG - An inspection hole and plug are provided for an outer casing of a turbomachine. The plug includes an attachment portion configured to removably attach the plug to a coupling portion of the inspection hole. Additionally, the plug includes a tightening portion, a lock nut, and a rod extending through the plug. The lock nut is configured to removably attach the rod to the tightening portion of the plug. The rod also extends into a body of the inspection hole. Further, the inspection hole includes a stepped end positioned proximate to an inner surface of the outer casing to prevent the rod from extending through the outer casing of the turbomachine. | 2015-09-24 |
20150267559 | METHOD OF MANUFACTURING ROTARY MACHINE, METHOD OF PLATING ROTARY MACHINE, AND ROTARY MACHINE - Provided is a method of manufacturing a rotary machine, which includes: a casing forming process of forming a casing of the rotary machine that has multiple opening parts and suctions and discharges a fluid; a surface activating process of supplying a pretreatment liquid into the casing, then discharging the pretreatment liquid from the casing through the opening parts, and activating an inner surface of the casing after the casing forming process; a plating process of performing supply and discharge of a plating liquid into and from the easing through the opening parts to circulate the plating liquid and plating the inner surface of the casing after the surface activating process; and an assembling process of providing a rotating body that is rotatable relative to the casing so as to he covered from an outer circumference side by the casing plated in the plating process. | 2015-09-24 |
20150267560 | ASSEMBLY CENTERING DEVICE FOR TURBOJET ENGINE NACELLE - The present disclosure relates to a centering device for a nacelle of a turbojet engine providing the flush centering of an outer downstream panel of a thrust reverser with respect to a cowl of a fan casing. The centering device includes, in one single piece: a sub plate allowing the fixing of the centering device to the fan casing; a first positioning arm integrally formed with the sub plate, protruding upstream, in such a manner as to form, with respect to a directing axis (A) of the nacelle; a first radial abutment designed for guiding the cowl of the fan casing; and a second positioning arm, integrally formed with the sub plate, protruding downstream, in such a manner as to form, with respect to the directing axis (A) of the nacelle, a second radial abutment designed for guiding the outer downstream panel. | 2015-09-24 |
20150267561 | TURBOMACHINE AND METHOD FOR DISASSEMBLING SUCH A TURBOMACHINE - A turbine includes an outer casing and an inner casing surrounded by said outer casing. The outer casing and inner casing are coaxially arranged with respect to a machine axis. The outer casing and inner casing are each divided in a split plane into an upper part and a lower part. The upper and lower parts are connected with each other in said split plane by means of a flanged connection. The disassembly process is improved by the flanged connection of the upper and lower part of the inner casing comprising a plurality of bolts, which extend each through through holes in respective flanges of said flanged connection of the inner casing, protrude from said through holes at both ends with a threaded section, and are tightened by means of nuts screwed on said threaded sections at both ends of said bolt. | 2015-09-24 |
20150267562 | PULLABLE DRAWER FOR A TURBINE AND TURBINE WITH SUCH A DRAWER - The invention is related to a pullable drawer for removably protruding in a radial direction into an outer housing of a turbine, in order to make mechanical contact with an inner carrier being concentrically arranged within said outer housing. The pullable drawer has an essentially cylindrical body, which extends along a longitudinal drawer axis. A mechanical decoupling is provided, as the pullable drawer is divided along said longitudinal drawer axis into at least separate first and second parts. The first and second parts are coupled with each other by means of a releasable mechanical joint. | 2015-09-24 |