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| Number | Title | Issue Date |
| 7695536 | Fuel gas manufacturing apparatus A home fuel gas refining system has a modifier for modifying a hydrogen-containing fuel to produce a modified gas. The modifier includes a hydrogen-containing fuel supply mechanism for supplying the hydrogen-containing fuel and a modifying air supply mechanism for s... | 04/13/2010 |
| 7488360 | Catalysts, reactors and methods of producing hydrogen via the water-gas shift reaction The reaction of carbon monoxide with steam over an alkali-modified ruthenium-on-zirconia catalyst has been found to yield surprisingly high yields of hydrogen gas at relatively low temperatures. Catalyst structures, reactors, hydrogen production systems, and methods... | 02/10/2009 |
| 7427304 | Fuel gas manufacturing apparatus A PSA mechanism has a plurality of adsorption towers having inlet/outlet ends connected to respective valves that are connected to an off-gas discharge passage. The off-gas discharge passage is connected to an off-gas ejector of a residual gas supply. The off-gas ej... | 09/23/2008 |
| 7420004 | Process and System for producing synthetic liquid hydrocarbon fuels A process for producing synthetic hydrocarbons that reacts carbon dioxide, obtained from seawater of air, and hydrogen obtained from water, with a catalyst in a chemical process such as reverse water gas shift combined with Fischer Tropsch synthesis. The hydrogen is... | 09/02/2008 |
| 7387650 | Fuel cell power generation system and method for operating the same A fuel cell power generation system, equipped with a fuel reforming device and a fuel cell body, includes valves, pipelines, a condenser, and a pump for feeding a burner exhaust gas (raw gas) discharged from a heating burner of the fuel reforming device into the fue... | 06/17/2008 |
| 7361199 | Combined water gas shift reactor/carbon dioxide adsorber for use in a fuel cell system An apparatus removes CO from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies. Both a catalyst adapted to perform a water gas shift reaction, and a carbon dioxide adsorbent are dispos... | 04/22/2008 |
| 7341609 | Reforming and hydrogen purification system A reforming and hydrogen purification system operating with minimal pressure drop for producing free hydrogen from different hydrogen rich fuels includes a hydrogen reforming catalyst bed in a vessel in communication with a core unit containing a hydrogen permeable ... | 03/11/2008 |
| 7338643 | Integrated membrane shift methanation reactor for carbon monoxide clean-up A reformate clean-up reactor. The reactor takes a reformate stream and passes it through multiple subreactors that are integrated into a common reactor housing to reduce reformate stream by-product concentration prior to use of the reformate in a fuel cell. The reac... | 03/04/2008 |
| 7318845 | Compact distillates fuel processor with effective sulfur removal process A distillate fuel steam reformer system in which a fuel feed stream is first separated into two process streams: an aliphatics-rich, sulfur-depleted gas stream, and an aromatics- and sulfur-rich liquid residue stream. The aliphatics-rich gas stream is desulfurized, ... | 01/15/2008 |
| 7306771 | Filter catalyst for purifying exhaust gases and its manufacturing method thereof A filter catalyst for purifying exhaust gases having a catalytic layer comprising the first catalyst support 2 having an average particle diameter of 1 μm or less, the second catalyst support 3 having an average particle diameter from 1/20 to ½ of th... | 12/11/2007 |
| 7294157 | Carbon monoxide converter A carbon monoxide converter whose catalyst temperatures can be precisely controlled even under a high load. The carbon monoxide converter includes shift catalyst beds arranged in tandem for conducting a shift reaction for converting CO and H2O to H2 ... | 11/13/2007 |
| 7276095 | Fuel processor module for hydrogen production for a fuel cell engine using pressure swing adsorption A stand-alone fuel processor (10) for producing hydrogen from a hydrocarbon fuel for a fuel cell engine in a vehicle. The fuel processor (10) includes a primary reactor (14) that dissociates hydrogen and other by-products from the hydrocarbon fu... | 10/02/2007 |
| 7267699 | Fuel processing system for reforming hydrocarbon fuel A fuel processing system including a filter for reforming a hydrocarbon fuel and its operation is disclosed. The system includes a first chamber for receiving a hydrocarbon fuel and combining it with air or water; a reformer in fluid connection with and down stream ... | 09/11/2007 |
| 7261866 | CO remover that is simple in structure and performs a selective reaction of CO at a high CO selectivity The CO remover of this invention includes an air mixer for mixing air with hydrogen-rich gas including carbon monoxide and a selective oxidative catalytic device in which a selective oxidative catalyst bed is formed by filling selective oxidative catalyst into a gas... | 08/28/2007 |
| 7244281 | Method and apparatus for trapping and purging soot from a fuel reformer A plasma fuel reformer assembly for producing reformate gas includes a fuel reformer having an air/fuel input assembly, an electrode assembly, and a soot trap positioned downstream of the electrode assembly. The electrode assembly includes a first electrode and a se... | 07/17/2007 |
| 7232553 | Plate type steam reformer Disclosed is a plate type steam reformer comprising a plate type burner capable of heating a broad area of a reactor as a heat source, positioned on a bottom of the reformer; a reforming reactor requiring a relatively high temperature, positioned over the burner; a ... | 06/19/2007 |
| 7182921 | Cylindrical steam reforming unit A cylindrical steam reforming unit contains a plurality of cylindrical bodies consisting of a first cylindrical body, a second cylindrical body and a third cylindrical body of successively increasing diameters disposed in concentric spaced relationship, a radiation ... | 02/27/2007 |
| 7182918 | Desulfurization process A hydrocarbon desulfurization system that circulates fluidizable solid particles through a fluidized bed reactor, a fluidized bed regenerator, and a fluidized bed reducer to thereby provide for substantially continuous desulfurization of a hydrocarbon-containing flu... | 02/27/2007 |
| 7160523 | Device for producing hydrogen-containing gas for a fuel cell system A device for the production of hydrogen-containing gas for a fuel cell system, in particular in a motor vehicle, is disclosed. Suitable feed materials are water and at least one hydrocarbon-containing starting material, in particular a hydrocarbon derivative, such a... | 01/09/2007 |
| 7160343 | Systems and methods for carbon monoxide clean-up A fuel cell system comprises a fuel cell stack and a carbon monoxide clean-up system in communication with the fuel cell stack. The carbon monoxide cleanup system comprises a first water gas shift reactor, a first hydride heat exchanger, and a second water gas shift... | 01/09/2007 |
| 7156886 | Reforming apparatus A reforming apparatus for producing a reformed gas from a fuel gas and steam, including a reformed gas-producing passage and a combustion gas passage, the reformed gas-producing passage having reforming catalyst, shift catalyst, and CO-selective oxidizing catalyst s... | 01/02/2007 |
| 7150769 | Fuel reforming apparatus and method A fuel reforming apparatus includes a reforming reaction section in which a reforming catalyst is disposed, and a reformed fuel distribution chamber. A fuel air mixture of a hydrocarbon fuel and air is reformed in the reforming reaction section. The reformed fuel is... | 12/19/2006 |
| 7147680 | Hydrogen purification apparatus and method and fuel cell power generation system and method Conventional hydrogen purification apparatuses cannot be used satisfactorily for applications in which much time is required for startup of the apparatus, and the apparatus is repeatedly started and stopped at frequent intervals because of complicated handling. In a... | 12/12/2006 |
| 7141231 | Internally circulating fluidized bed membrane reactor system This invention relates to a novel fluidized bed membrane reactor for autothermal operations. More particularly, this invention pertains to a unique fluidized bed membrane reactor which includes internal catalyst solids circulation for conveying heat between a reform... | 11/28/2006 |
| 7115148 | Compact methanol steam reformer with integrated hydrogen separation Hydrogen is produced in a compact methanol-steam reformer, which integrates an inner cylindrical heating chamber; and a reactant vaporizer and heating zone, and an outer Cu/ZnO/Al2O3 catalyst bed in concentric annuli around the heating chamber.... | 10/03/2006 |
| 7052530 | Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. The hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium... | 05/30/2006 |
| 7022149 | Single chamber compact fuel processor An apparatus for carrying out a multi-step process of converting hydrocarbon fuel to a substantially pure hydrogen gas feed includes a plurality of reaction zones arranged in a common reaction chamber. The multi-step process includes: providing a fuel to the fuel pr... | 04/04/2006 |
| 6964692 | Carbon monoxide adsorption for carbon monoxide clean-up in a fuel cell system An apparatus removes carbon monoxide (CO) from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies of proton exchange membrane (PEM) fuel cells. A vessel houses a carbon monoxide adsorbe... | 11/15/2005 |
| 6932958 | Simplified three-stage fuel processor A fuel processor for producing a hydrogen-rich product gas suitable for direct use in fuel cell applications includes a housing, an annular shift/methanator reactor vessel at least one reactor vessel wall disposed within the housing and forming an outer annular spac... | 08/23/2005 |
| 6932848 | High performance fuel processing system for fuel cell power plant A fuel processing system (FPS) (110) is provided for a fuel cell power plant (115) having a fuel cell stack assembly (CSA) (56). A water gas shift (WGS) reaction section (12, 120) of the FPS (110) reduces the concentration of carbo... | 08/23/2005 |
| 6921597 | Electrical current generation system An electrical generating system consists of a fuel cell, and an oxygen gas delivery. The fuel cell includes and anode channel having an anode gas inlet for receiving a supply of hydrogen gas, a cathode channel having a cathode gas inlet and a cathode gas outlet, and... | 07/26/2005 |
| 6911057 | Apparatus for converting coal into fuel cell quality hydrogen and sequestration-ready carbon dioxide An apparatus for burning coal to produce substantially pure hydrogen for use in fuel cells, together with “sequestration ready” carbon dioxide and a stream of oxygen depleted air for powering gas turbines. The apparatus includes two fluidized bed reactors and a ... | 06/28/2005 |
| 6902711 | Apparatus for treating wastes by gasification An apparatus for treating wastes includes a fluidized bed reactor for partially combusting the wastes at a relatively low temperature, and a separate relatively high temperature reactor for separate gasification of gaseous material and char from the first gasificati... | 06/07/2005 |
| 6896709 | Miniature fuel reformer and system using metal thin film A miniature fuel reformer utilizes a metal thin film and includes a plurality of unit modules connected together. Each module has a cylindrical inner housing with top and bottom walls defining a hydrogen separation reaction chamber, an outer housing surrounding and ... | 05/24/2005 |
| 6875246 | Water vapor transfer device for fuel cell reformer A hydrocarbon fuel reformer that is supplied with water vapor extracted from the reformer's effluent stream. In particular, the present invention provides a power plant fuel processor for the production of hydrogen from a hydrocarbon fuel, comprising: ... | 04/05/2005 |
| 6830596 | Electric power generation with heat exchanged membrane reactor (law 917) This invention is directed to a heat exchanged membrane reactor for electric power generation. More specifically, the invention comprises a membrane reactor system that employs catalytic or thermal steam reforming and a water gas shift reaction on one side of the me... | 12/14/2004 |
| 6824593 | Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. The hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium... | 11/30/2004 |
| 6790247 | Compact fuel processor An apparatus for carrying out a multi-step process of converting hydrocarbon fuel to a substantially pure hydrogen gas feed includes a plurality of reaction zones arranged in an insulated, box-shaped, compact fuel processor. The multi-step process includes preheatin... | 09/14/2004 |
| 6723156 | Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. The hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium... | 04/20/2004 |
| 6719831 | Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. The hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium... | 04/13/2004 |
