Patent application number | Description | Published |
20080214896 | ENDOSCOPE WITH DETACHABLE ELONGATION PORTION - Endoscopes comprising a handle and a detachable elongation portion housing a light source for illuminating the distal end of the elongation portion are provided. | 09-04-2008 |
20090034286 | Illumination device - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 02-05-2009 |
20090040783 | Compact, high efficiency, high power solid state light source using a single solid state light-emitting device - A compact, high-efficiency, high-power, solid state light source, comprising a high-power solid state light-emitting device, a light guide having a proximal light-receiving end proximate the light-emitting device and a distal light-transmitting end spaced farther from the light-emitting device, and a mechanical light guide fixing device coupled to the light guide near its proximal end, to hold the proximal end of the light guide in position near the light-emitting device. | 02-12-2009 |
20090076328 | ENDOSCOPE WITH INTERNAL LIGHT SOURCE AND POWER SUPPLY - The present invention provides an endoscope with a watertight and air-tight endoscope handle that in preferred embodiments contains in its interior a solid-state light source and a gas permeable and liquid impermeable sealed compartment holding a battery and an electronic circuit, where the sealed compartment is preferably transverse to the long axis of the endoscope handle, and, in certain embodiments, at least partially surrounded by a movable structure. | 03-19-2009 |
20090122573 | ILLUMINATION DEVICE - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 05-14-2009 |
20090185392 | DETACHABLE ILLUMINATION SYSTEM - Illumination devices utilized within detachable illumination systems include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 07-23-2009 |
20090190371 | MONOLITHIC ILLUMINATION DEVICE - A monolithic light engine includes a heat sink, a semiconductor light source (e.g., a light emitting diode, a plurality of semiconductor light sources), and a light conduit. The semiconductor light source includes a light-emitting top surface and a back surface thermally coupled to the heat sink. In some embodiments, the monolithic light engine includes a wavelength converter. The wavelength converter converts a first wavelength or range of wavelengths emitted from the light-emitting surface to a second wavelength or range of wavelength light. The light of the second wavelength range enters the light conduit and is transmitted along the length of the light conduit to illuminate an object placed at some distance away from the light source. The heat sink, light source, and the light conduit are mechanically, rigidly coupled (e.g., via one or more mechanical connectors) so as to form a monolithic light engine. | 07-30-2009 |
20140313766 | Illumination Device and Related Systems and Methods - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 10-23-2014 |
Patent application number | Description | Published |
20090062589 | Metathesis Unit Pretreatment Process with Formation of Octene - Disclosed is a process for integrating a butene dimerization process with a metathesis process to remove isobutene from the feed stream to the metathesis reactor. The isobutene is preferentially dimerized in the dimerization process to leave n-butenes for metathesis with ethylene. An upstream selective hydrogenation process also isomerizes 1-butenes to 2-butenes which is the preferred butene reagent in the metathesis process. A common fractionator column for the dimerization and hydrogenation processes is also described. | 03-05-2009 |
20090326295 | METATHESIS UNIT PRETREATMENT PROCESS WITH FORMATION OF OCTENE - Disclosed is a process for integrating a butene dimerization process with a metathesis process to remove isobutene from the feed stream to the metathesis reactor. The isobutene is preferentially dimerized in the dimerization process to leave n-butenes for metathesis with ethylene. An upstream selective hydrogenation process also isomerizes 1-butenes to 2-butenes which is the preferred butene reagent in the metathesis process. A common fractionator column for the dimerization and hydrogenation processes is also described. | 12-31-2009 |
20100018899 | PROCESS AND APPARATUS FOR PRODUCING A REFORMATE BY INTRODUCING ISOPENTANE - One exemplary embodiment can be a process for producing a reformate by combining a stream having an effective amount of isopentane and a stream having an effective amount of naphtha for reforming. Generally, the naphtha has not less than about 95%, by weight, of one or more compounds having a boiling point of about 38—about 260° C. as determined by ASTM D86-07. The process may include introducing the combined stream to a reforming reaction zone. The combined stream can have an isopentane:naphtha mass ratio of about 0.10:1.00—about 1.00:1.00. | 01-28-2010 |
20100018900 | PROCESS AND APPARATUS FOR PRODUCING A REFORMATE BY INTRODUCING n-BUTANE - One exemplary embodiment can be a process for producing a reformate by combining a stream having an effective amount of n-butane and a stream having an effective amount of naphtha for reforming. Generally, the naphtha has not less than about 95%, by weight, of one or more compounds having a boiling point of about 38—about 260° C. as determined by ASTM D86-07. The process can include introducing the combined stream to a reforming reaction zone. Typically, the combined stream has an n-butane:naphtha mass ratio of about 0.10:1.00—about 1.00:1.00. | 01-28-2010 |
20100018901 | PROCESS AND APPARATUS FOR PRODUCING A REFORMATE BY INTRODUCING METHANE - One exemplary embodiment can be a process for producing a reformate by combining a stream having an effective amount of methane and a stream having an effective amount of naphtha for reforming. Generally, the naphtha includes not less than about 95%, by weight, of one or more compounds having a boiling point of about 38-about 260° C. as determined by ASTM D86-07. Moreover, the process can include introducing the combined stream to a reforming reaction zone. Generally, the combined stream has a methane:naphtha mass ratio of about 0.03:1.00-about 0.10:1.00. | 01-28-2010 |
20110021851 | PROCESS OR SYSTEM FOR DESORBING AN ADSORBENT BED - One exemplary embodiment can be a process for desorbing an adsorbent bed. The process can include passing a desorbent stream through the adsorbent bed to remove at least one of a nitrile compound and an oxygenate compound. Generally, the desorbent stream after desorbing is combined with a feed stream for an alkylation zone after a selective hydrogenation zone. | 01-27-2011 |
20140088334 | PROCESS FOR REMOVING ONE OR MORE SULFUR COMPOUNDS FROM A STREAM - One exemplary embodiment can be a process for removing one or more disulfide compounds from a caustic stream. The process can include passing the caustic stream, previously contacted with a hydrocarbon stream for removing one or more mercaptans, through a column to remove the one or more disulfide compounds downstream of a mercaptan oxidation zone. The caustic stream can be contacted with a solvent stream comprising one or more hydrocarbons in a column. The solvent stream can be passed to a plurality of beds for removal of extracted disulfides from the solvent over an adsorbent. | 03-27-2014 |
20140134059 | APPARATUS FOR OLIGOMERIZING LIGHT OLEFINS - Disclosed is a process and apparatus for switching oligomerization feed between a first oligomerization zone that includes a uni-dimensional small pore zeolite to make more diesel and a second oligomerization zone that includes SPA catalyst for making more gasoline. The diesel can be recycled to make more propylene. The process and apparatus will provide refiners with flexibility to produce the most valuable product commensurate with fluctuating market conditions. | 05-15-2014 |
20140135541 | PROCESS FOR OLIGOMERIZING GASOLINE WITHOUT FURTHER UPGRADING - Oligomerizing C | 05-15-2014 |
20140135543 | PROCESS FOR OLIGOMERIZING LIGHT OLEFINS - Disclosed is a process and apparatus for switching oligomerization feed between a first oligomerization zone that includes a uni-dimensional small pore zeolite to make more diesel and a second oligomerization zone that includes SPA catalyst for making more gasoline. The diesel can be recycled to make more propylene. The process and apparatus will provide refiners with flexibility to produce the most valuable product commensurate with fluctuating market conditions. | 05-15-2014 |
20140135546 | PROCESS FOR MAKING PROPYLENE FROM OLIGOMERIZATION AND CRACKING - Disclosed is an oligomerate produced over a uni-dimensional 10-ring pore structured zeolite catalyst that is readily fluid catalytically cracked to propylene. | 05-15-2014 |
20140135547 | PROCESS FOR OLIGOMERIZING LIGHT OLEFINS INCLUDING PENTENES - A process provides oligomerization feed stream comprising C | 05-15-2014 |
20140135552 | PROCESS FOR MAKING DIESEL BY OLIGOMERIZATION - Disclosed is that by oligomerizing C | 05-15-2014 |
20140135553 | PROCESS FOR RECYCLING OLIGOMERATE TO OLIGOMERIZATION - A process for separating an oligomerate stream into a vaporous oligomerate stream and a liquid oligomerate bottom stream is followed by recycling the liquid oligomerate bottom stream to an oligomerization zone to maintain the liquid phase therein and to provide unreacted olefins to the oligomerization zone. | 05-15-2014 |
20140135554 | PROCESS FOR MAKING DIESEL BY OLIGOMERIZATION OF GASOLINE - Recycle of a stream comprising C | 05-15-2014 |
20140296587 | Integrated Process for Increasing Butadiene Production - A process is present for increasing the yields of 1,3 butadiene. The process includes recovering 1,3 butadiene from a cracking unit that generates a crude C4 stream. The 1,3 butadiene is separated and the remaining C4 process stream components are further reacted and dehydrogenated to generate 1,3 butadiene in a subsequent process stream. The subsequent process stream is recycled to recover the additional 1,3 butadiene. | 10-02-2014 |
20140296588 | PRODUCTION OF BUTADIENE AND MIXED ETHERS FROM AN OXYGENATE TO OLEFIN UNIT - A method of producing butene from an oxygenate-containing feedstock is described. The oxygenate-containing feedstock is converted to olefins and separated. The C | 10-02-2014 |
20140296589 | Process for the Purification of 1,3-Butadiene from an Oxidative Dehydrogenation Process - A process is presented for the purification of 1,3 butadiene. The process is for treating a butadiene stream from an oxidative dehydrogenation unit, where a butane stream is dehydrogenated, generating a butadiene rich stream. The butadiene rich stream is fractionated and passed through a butadiene recovery unit. Additional C4 compounds recovered from the fractionation bottoms stream are further processed for increasing yields of butadiene. | 10-02-2014 |
Patent application number | Description | Published |
20110245555 | TETRAMER PRODUCTION APPARATUS AND PROCESS RELATING THERETO - One exemplary embodiment can be a tetramer production apparatus. The apparatus can include a fractionation zone and an oxygenate removal zone. The fractionation zone can produce a distillation product including one or more C6 hydrocarbons for producing one or more C12 compounds. The oxygenate removal zone may remove one or more oxygenate compounds from the distillation product passed through the oxygenate removal zone. | 10-06-2011 |
20120000827 | PROCESS FOR REMOVING ONE OR MORE SULFUR COMPOUNDS FROM A STREAM - One exemplary embodiment can be a process for removing one or more disulfide compounds from a caustic stream. The process can include passing the caustic stream, previously contacted with a hydrocarbon stream for removing one or more mercaptans, through a column to remove the one or more disulfide compounds downstream of a mercaptan oxidation zone. | 01-05-2012 |
20120041244 | PRODUCING 1-BUTENE FROM AN OXYGENATE-TO-OLEFIN REACTION SYSTEM - 1-butene is recovered as a purified product from an MTO synthesis and especially from an integrated MTO synthesis and hydrocarbon pyrolysis system in which the MTO system and its complementary olefin cracking reactor are combined with a hydrocarbon pyrolysis reactor in a way that facilitates the flexible production and recovery of olefins and other petrochemical products, particularly butene-1 and MTBE. | 02-16-2012 |
20120149956 | PROCESS AND APPARATUS FOR OLIGOMERIZING ONE OR MORE HYDROCARBONS - One exemplary embodiment can be a process for oligomerizing one or more hydrocarbons. Usually, the process includes providing a feed including one or more C3 and C4 hydrocarbons to a separation zone, separating a first stream including an effective amount of C3 olefins for oligomerizing, separating a second stream including an effective amount of one or more C4 olefins for oligomerizing, providing at least a portion of the first stream to a first oligomerization zone for producing at least one of a C9 and a C12 hydrocarbon, and providing at least a portion of the second stream to a second oligomerization zone for producing at least one of a C8 and a C12 hydrocarbon. | 06-14-2012 |
20120149957 | APPARATUS AND PROCESS FOR OLIGOMERIZING ONE OR MORE HYDROCARBONS - One exemplary embodiment can be a process for oligomerizing one or more hydrocarbons. The process can include providing a feed including one or more C3 and C4 hydrocarbons to a separation zone, separating at least a portion of C3 olefins, sending the C3 olefins to a first oligomerization zone for producing one or more C9 hydrocarbons, and returning at least a portion of an effluent from the first oligomerization zone to the separation zone. | 06-14-2012 |
20120149961 | PROCESS FOR SEPARATING AT LEAST ONE OLIGOMERIZED EFFLUENT - One exemplary embodiment can be a process for separating at least one oligomerized effluent. The process can include providing an effluent from at least one of a first oligomerization zone for producing at least one of a C9 and a C12 hydrocarbon and a second oligomerization zone for producing at least one of a C8 and a C12 hydrocarbon, providing at least a portion of the effluent to a separation zone, and providing at least one stream from the separation zone to a hydrotreatment zone. | 06-14-2012 |
20130079574 | OLIGOMERIZATION PROCESS - One exemplary embodiment can be a process for oligomerizing one or more hydrocarbons. The process can include oligomerizing a feed including one or more C3-C5 hydrocarbons to produce an effluent, and recycling at least a portion of the effluent for oligomerizing. Typically, the recycled portion has at least about 50%, by weight, one or more alkenes based on the weight of the recycled portion. | 03-28-2013 |
20150045599 | METHODS FOR PRODUCING JET-RANGE HYDROCARBONS - A method for producing jet-range hydrocarbons includes passing a stream comprising renewable C | 02-12-2015 |