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Class Information
Number: 429/17
Name: Chemistry: electrical current producing apparatus, product, and process > Fuel cell, subcombination thereof or methods of operating > Process of operating > Generating, regenerating or recycling reactant
Description: Process including the step of generating the active material before use in the cell, regenerating the same from by-products of the cell or recycling unused active material through the cell.

Patents under this class:

Patent Number Title Of Patent Date Issued
7704618 High temperature fuel cell system and method of operating same Apr. 27, 2010
7704617 Hybrid reformer for fuel flexibility Apr. 27, 2010
7700512 Carbon monoxide selective oxidizing catalyst and manufacturing method for the same Apr. 20, 2010
7700206 Fuel cell system Apr. 20, 2010
7700005 Oil-based thermo-neutral reforming with a multi-component catalyst Apr. 20, 2010
7691508 Fuel cell shutdown and startup using a cathode recycle loop Apr. 6, 2010
7691501 Fuel cell system and controlling method thereof Apr. 6, 2010
7687169 Stop method for fuel cell system Mar. 30, 2010
7687166 Process for generation of electricity from a solid oxide fuel cell auxiliary power unit using engine exhaust gas Mar. 30, 2010
7682718 Fuel processor feedstock delivery system Mar. 23, 2010
7678479 Hydrogen fuel delivery systems Mar. 16, 2010
7678181 Hydrogen permeable membrane, fuel cell and hydrogen extracting apparatus equipped with the hydrogen permeable membrane, and method of manufacturing the hydrogen permeable membrane Mar. 16, 2010
7674539 Systems and processes for providing hydrogen to fuel cells Mar. 9, 2010
7674538 Apparatus and method for high efficiency operation of a high temperature fuel cell system Mar. 9, 2010
7670987 Reforming catalyst for hydrocarbon, method for producing hydrogen using such reforming catalyst, and fuel cell system Mar. 2, 2010
7670698 Silicide fueled power generators and methods related thereto Mar. 2, 2010
7666533 Determination of the lambda value of reformate Feb. 23, 2010
7666237 Reformate cooling system and method for use in a fuel processing subsystem Feb. 23, 2010
7666236 Hydrogen generator, method of shutting down operation of hydrogen generator, and fuel cell system Feb. 23, 2010
7662494 Fuel cell system Feb. 16, 2010
7655332 System and method for optimizing fuel cell purge cycles Feb. 2, 2010
7655056 Hydrogen generating apparatus Feb. 2, 2010
7651806 Non-flammable exhaust enabler for hydrogen powered fuel cells Jan. 26, 2010
7651800 Fuel cell system Jan. 26, 2010
7651799 Air humidification for fuel cell applications Jan. 26, 2010
7651797 Electrochemical cells comprising laminar flow induced dynamic conducting interfaces, electronic devices comprising such cells, and methods employing same Jan. 26, 2010
7648789 Fuel cell gas separator plate with paths of electrically conductive material of a silver-glass composite Jan. 19, 2010
7648785 Clean power system Jan. 19, 2010
7641994 Fuel processing method and system Jan. 5, 2010
7638215 Method of controlling delivery of fuel to a direct oxidation fuel cell Dec. 29, 2009
7638213 Multi-stage rapid vaporization apparatus and method Dec. 29, 2009
7635531 Self contained fuel system for solid oxide fuel cell Dec. 22, 2009
7632582 Method and apparatus for maintaining high voltage in a fuel cell Dec. 15, 2009
7632472 Catalytic reactor and associated operating method Dec. 15, 2009
7632322 Hydrogen-producing fuel processing assemblies, heating assemblies, and methods of operating the same Dec. 15, 2009
7632321 Fuel processing systems, fuel cell systems, and improved feedstocks therefor Dec. 15, 2009
7628842 Hydrogen purification for fuel cell vehicle Dec. 8, 2009
7625648 Electrochemical cell assembly Dec. 1, 2009
7625647 Fuel cell system with integrated thermal-to-electric generating devices Dec. 1, 2009
7622213 Liquid fuel mixing apparatus and direct liquid feed fuel cell system including the same Nov. 24, 2009
7618727 Fuel cell unit, control method for fuel cell unit, and information processing apparatus Nov. 17, 2009
7618598 Catalytic reactor/heat exchanger Nov. 17, 2009
7615305 Fuel reservoir for fuel cell Nov. 10, 2009
7615298 Thermally integrated fuel cell stack Nov. 10, 2009
7597982 Fuel cell system with a gas supply pump that applies negative pressure to the anode and cathode Oct. 6, 2009
7588626 Composite mixed oxide ionic and electronic conductors for hydrogen separation Sep. 15, 2009
7585338 Hydrogen generating apparatus Sep. 8, 2009
7579097 Fuel cell voltage feedback control system Aug. 25, 2009
7578870 Fluid separating device Aug. 25, 2009
7575822 Method of optimizing operating efficiency of fuel cells Aug. 18, 2009

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