Class / Patent application number | Description | Number of patent applications / Date published |
073310070 | Particular separator | 20 |
20090249863 | VAPOR PHASE DECOMPOSITION DEVICE FOR SEMICONDUCTOR WAFER POLLUTANT MEASUREMENT APPARATUS AND DOOR OPENING AND CLOSING DEVICE - Provided is a vapor phase decomposition (VPD) device for a semiconductor wafer pollutant measurement apparatus and a door opening and closing device thereof. The VPD device includes: a rectangular vessel-shaped main body of the VPD device and a door which covers in a sealed form or opens the wafer inlet of the VPD device. Here, a predetermined space is formed in the inner portion of the rectangular vessel-shaped main body, support plates are formed on the bottom of the rectangular vessel-shaped main body and gas discharge and suction nozzles are located therein. In addition, a transparent see-through window is formed on the upper surface of the rectangular vessel-shaped main body, a detection electrode for controlling an inner atmosphere is formed at the center of the transparent see-through window, and one side surface of the rectangular vessel-shaped main body is opened to thus form a wafer inlet for introducing a wafer. The door opening and closing device includes: a forward and backward movement unit having cylinder loads, air cylinders, and plates, to make the door move forward and backward in order to open and close the wafer inlet of the main body of the VPD device; and an ascent and descent movement unit having a fixed plate, guide bars, a slide block, and a cylinder. | 10-08-2009 |
20090282899 | DEVICE FOR DETECTING MICRO PARTICLES IN GAS AND A METHOD FOR FABRICATING THE DEVICE - A device for detecting micro particles in gas, which comprises: an inlet through which a gaseous sample including micro particles flows in; an outlet through which the sample flows out; a channel through which the sample flows from the inlet toward the outlet; a cooling layer which cools and condenses the sample flowing in the channel; a reservoir which is positioned on the cooling layer and collects the condensed sample; a detector which is positioned in the reservoir on the cooling layer and detects the micro particles included in the collected sample; and a heater which heats the outlet portion to produce a pressure difference between the inlet portion and the outlet portion, so that the sample flows through the channel from the inlet toward the outlet. The device for detecting micro particles in gas provides the advantage that micro particles included in gaseous sample can be detected without having to use additional pump or collector, detection time can be reduced, and detection accuracy can be improved. | 11-19-2009 |
20100281950 | METHOD AND APPARATUS FOR ANALYSIS OF MIXED STREAMS - Disclosed are an integrated analytical system and a method of operating the system to obtain improved control over processes that involve or produce mixed streams of gas and liquid or streams of condensable and non-condensable gases. The systems include an intake module configured for receiving and/or generating a mixed stream of liquid and gas, a pretreatment module for adding a reagent to form a treated stream, a gas purge module for stripping the treated stream and separating the treated stream into a liquid stream and a gas stream, a liquid level cell and an associated controller for maintaining a substantially constant volume of the liquid stream within the cell, parametric test modules for receiving and analyzing the liquid and gas streams and a data acquisition element for collecting parametric test data from the parametric test modules. | 11-11-2010 |
20110113860 | GAS PROBE FOR SAMPLING GAS MOLECULES FROM A FLUID AND A SYSTEM COMPRISING THE GAS PROBE - A gas probe for sampling gas molecules from a fluid. A housing includes an orifice and is adapted to be arranged in gas communication with a test gas sensor. The probe includes a stack of layers, whereby gas sample molecules have to pass through all layers of the stack in order reach the sensor. The stack includes at least a first membrane layer, a first spacer layer, a first filter layer and a second spacer layer. The housing includes an inlet for introducing blocking gas molecules into the second spacer layer and an outlet for discharging blocking gas molecules out of the first spacer layer. The gas probe is connectable to a control unit for controlling the blocking gas flow into the second spacer layer. | 05-19-2011 |
20110132072 | TEST DEVICE FOR TESTING FLEXIBLE SEPARATORS - Testing the reliability of flexible separators arranged under conditions enabling the cycling rate of testing to be accelerated. According to the invention, two separators are enclosed in two rigid chambers, each defining a liquid capacity and a gas capacity. The two gas capacities communicate with each other, and each of the liquid capacities communicates with means for causing the volume of each of them to vary in alternation. | 06-09-2011 |
20110239740 | GAS SENSOR - A gas sensor, including a cylindrical outer tube; and a seal member disposed in the outer tube, the seal member including: a lead wire insert hole and an atmosphere communication hole extending in an axial direction thereof. The gas sensor further includes: a protection portion which covers the atmosphere communication hole from the rear end of the gas sensor in the axial direction, the protection portion having a protrusion which protrudes toward a rear side of the gas sensor, and has an opening smaller than an opening of the atmosphere communication hole, wherein the protrusion is disposed at a further front end side of the rear end surface of the seal member. | 10-06-2011 |
20120247188 | Gas Sample Collection and Analysis - A system and method for capturing a sample gas for analysis is disclosed. In one embodiment, the system includes an accumulator that has a variable volume. A volume of the sample gas is fed to the accumulator. The system also has an analyzer. An aliquot of the sample gas is withdrawn from the accumulator and fed to the analyzer. The analyzer analyzes a desired component of the sample gas. | 10-04-2012 |
20130205872 | GAS SENSOR AND SUBASSEMBLY UNIT THEREFOR - The present invention aims to provide a gas sensor that can favorably be assembled by proper positioning of a connection terminal relative to a separator and a subassembly unit for such a gas sensor. In an oxygen sensor, a separator has protruding portions formed on a surface of a front end part thereof; an outer connection terminal has an outer fitting portion fixed to outer circumferential surfaces of the protruding portions under its biasing force; and an inner connection terminal has an inner fitting portion fixed to inner circumferential surfaces of the protruding portions under its biasing force. Thus, it is less likely that the outer and inner connection terminals will be displaced in position relative to the separator and is possible to allow proper positioning of the outer and inner connection terminals. | 08-15-2013 |
20130233057 | Device For Analyzing At Least One Hydrocarbon Contained In A Drilling Fluid And Associated Method - The device comprises an extractor ( | 09-12-2013 |
20130263647 | APPARATUS AND METHOD FOR DETECTING GASES CONVEYED BY DRILLING FLUIDS FROM SUBTERRANEAN WELLS - This application describes apparatus and methods for detecting gas content and compositions in drilling fluids while drilling a subterranean well. More specifically, the apparatus includes an agitated drilling fluid trap incorporating an inertial bypass filter and analyzer to rapidly extract and analyze gases liberated from a drilling fluid sample. The method generally includes the steps of: extracting a gas sample from drilling fluid using an agitation system and inertial by-pass filter; analyzing the gas sample within an analyzer to obtain output signals representing gas content and composition; and, displaying the output in conjunction with other correlated drilling parameters. | 10-10-2013 |
20130305813 | SUBLIMABLE AROMATIC COMPOUND REMOVING UNIT FOR PROCESS GAS ANALYZING DEVICE, AND PROCESS GAS ANALYZING DEVICE INCLUDING THE SAME - A process gas analyzing device is provided. The process gas analyzing device may include a sample gas introducing unit configured to introduce a process gas including a sublimable aromatic compound; a sublimable aromatic compound removing unit configured to remove the sublimable aromatic compound; a process gas pretreatment unit arranged between the sample gas introducing unit and the sublimable aromatic compound removing unit; and a gas analyzing unit arranged in a downstream position of the sublimable aromatic compound removing unit. The sublimable aromatic compound removing unit may include an adsorbent of activated carbon including a non-volatile acid. | 11-21-2013 |
20130340501 | Apparatus for testing a filter - A preferred form of the invention is directed to a system and method used to test filters. The system preferably includes a base unit and a probe operably associated with the base unit. The probe is configured to be deployed adjacent the filter being tested while the filter is located in an operating position. The probe is further configured to allow an operator to vary the mode of operation of the base unit from the probe. The system is configured to automatically exhaust any residual test sample from the base unit and the probe when the system changes between testing a sample upstream and downstream of the filter. The system further includes noise suppression on at least one of the upstream test sample and downstream test sample. The system further is configured to detect when the probe is connected to the base unit. | 12-26-2013 |
20140000345 | Gas Separators with Fiber Optic Sensors | 01-02-2014 |
20140202234 | SAMPLE CLEANING ELEMENT FOR GAS ANALYZER - In one example, a sample gas analyzer includes a sample cell configured to receive a gas sample, a sample tube including a passageway that is in communication with the sample cell, and an intake portion. A cleaning element is disposed between, and arranged for fluid communication with, the sample tube and the sample cell, and includes a body having a chamber configured to aid in imparting a rotational motion to a fluid stream entering the chamber. The cleaning element also includes an inlet port that is in communication with the chamber and that is configured and arranged for communication with the atmosphere. Finally, the cleaning element includes an outlet port in communication with the chamber and the sample cell. | 07-24-2014 |
20140250980 | DEVICE FOR DETERMINING THE MASS OF A PARTICLE IN SUSPENSION OR IN SOLUTION IN A FLUID - Device for determining the mass of a particle in suspension or in solution in a fluid. | 09-11-2014 |
20140290340 | GAS SAMPLING APPARATUS AND MONITORING APPARATUS - There is provided a monitoring apparatus including a gas sampling apparatus and a sensor that detects a chemical substance included in gas obtained by the gas sampling apparatus. The gas sampling apparatus includes: an air supplying unit that forms an air curtain to form a space that covers a region to which an object to be monitored is included and which is separated from the outside environment; a sampling unit that extracts the gas inside the separated space; and a diffusion gas supplying unit that supplies, into the separated space, an amount of diffusion gas that is at least equal to the sampled amount of the sampling unit, wherein the sampling unit includes a plurality of sampling nozzles disposed at three-dimensionally different positions inside the separated space. | 10-02-2014 |
20140338425 | PURIFICATION OF AIR - Process of reducing water, CO | 11-20-2014 |
20150360171 | ZERO GAS REFINER FOR CO2 CONCENTRATION MEASUREMENT DEVICE AND CO2 CONCENTRATION MEASUREMENT SYSTEM - This invention provides a zero gas refiner for CO | 12-17-2015 |
20160091473 | GENERATOR CONDITION MONITORING DEVICE AND METHOD USING GASEOUS DECOMPOSITION PRODUCTS SENSOR - A generator condition monitoring device using gaseous decomposition products sensor according to the present invention comprises moisture trap and a filter for removing moisture and oil in generator cooling hydrogen gas, three way solenoid valve for changing flow of hydrogen gas, hydrocarbon trap for absorbing and removing gaseous decomposition products in a hydrogen gas, a dew point meter for measuring amount of moisture in hydrogen gas, and detection sensor for detecting gaseous decomposition products in hydrogen gas. | 03-31-2016 |
20160161459 | APPARATUS FOR DETECTION AND DELIVERY OF VOLATILIZED COMPOUNDS AND RELATED METHODS - The present invention relates generally to devices and related methods for the volatilization, separation, mobilization and detection of volatile components of a sample. The present invention also relates to devices and methods for the fractionation of volatile sub-components. The volatile component subfractions can be selectively delivered to a subject. | 06-09-2016 |