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Browse by Category: Main > Chemistry
Class Information
Number: 429/39
Name: Chemistry: electrical current producing apparatus, product, and process > Fuel cell, subcombination thereof or methods of operating > Housing member, seal, spacer or fluid distributing or directing means > Having sealing feature > Having support or spacers with fluid distribution means > And fluid directing means
Description: Apparatus wherein the support or spacer directs the fluid flow along the face of the electrode.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7704620 Laminar bypass for cascaded stack Apr. 27, 2010
7704624 Fuel cell bipolar plate, process for producing the same, and fuel cell including the bipolar plate Apr. 27, 2010
7704625 Fuel cell Apr. 27, 2010
7704626 Isolated and insulated stack end unit inlet/outlet manifold headers Apr. 27, 2010
7704627 Proton exchange membrane (PEM) electrochemical cell having an integral electrically-conductive, resiliently compressible, porous pad Apr. 27, 2010
7700218 Fuel cell Apr. 20, 2010
7695848 Fuel cell stack Apr. 13, 2010
7695845 Fuel cell Apr. 13, 2010
7691519 Fuel cell Apr. 6, 2010
7691512 Fuel-cell power-generation system and method Apr. 6, 2010
7691510 Fuel cell system with differential pressure control Apr. 6, 2010
7691517 Fuel cell system with a water holding member Apr. 6, 2010
7691520 Fuel cell system Apr. 6, 2010
7687171 Multi-stage in-line cartridge ejector for fuel cell system Mar. 30, 2010
7687175 Hybrid bipolar plate assembly and devices incorporating same Mar. 30, 2010
7687182 Pressurized coolant for stamped plate fuel cell without diffusion media in the inactive feed region Mar. 30, 2010
7687183 Electrochemical fuel cell elements having improved compression over channels Mar. 30, 2010
7678486 Separator for fuel cell and fuel cell containing the separator Mar. 16, 2010
7678489 Process for producing a fuel cell separator Mar. 16, 2010
7670710 Fuel cell and fuel cell stack with pressure chambers Mar. 2, 2010
7666536 Membrane electrochemical generator Feb. 23, 2010
7662499 Plate elements for fuel cell stacks Feb. 16, 2010
7662504 Direct oxidation fuel cell Feb. 16, 2010
7659028 Polymer electrolyte fuel cell Feb. 9, 2010
7659020 Power supply plate for a coplanar circuit fuel cell Feb. 9, 2010
7659022 Integrated solid oxide fuel cell and fuel processor Feb. 9, 2010
7659016 Fuel cell with a device for storing water Feb. 9, 2010
7655332 System and method for optimizing fuel cell purge cycles Feb. 2, 2010
7655341 Bipolar plate for fuel cells, which is formed from a shaped foil, and method for manufacturing same Feb. 2, 2010
7655340 Ultra short high pressure gradient flow path flow field Feb. 2, 2010
7655339 Molded fuel cell plates with seals Feb. 2, 2010
7651804 Fuel cartridge for fuel cell and fuel cell with the fuel cartridge Jan. 26, 2010
7651806 Non-flammable exhaust enabler for hydrogen powered fuel cells Jan. 26, 2010
7651809 Channel member for providing fuel gas to separators forming a plurality of fuel gas fields on one surface Jan. 26, 2010
7651808 Spacer element for a fuel cell stack Jan. 26, 2010
7648793 Fuel cell system comprising an assembly manifold having a connection block Jan. 19, 2010
7645537 Multi-cell fuel cell layer and system Jan. 12, 2010
7645531 Retaining water in a fuel cell stack for cooling and humidification during frozen startup Jan. 12, 2010
7641998 Conductive mono atomic layer coatings for fuel cell bipolar plates Jan. 5, 2010
7638224 Fuel cell stack Dec. 29, 2009
7635530 Membraneless electrochemical cell and microfluidic device without pH constraint Dec. 22, 2009
7632599 Separator for fuel cell and fuel cell using the same Dec. 15, 2009
7632596 Distributed feed fuel cell stack Dec. 15, 2009
7632595 Compliant fuel cell system Dec. 15, 2009
7632594 Solid oxide fuel cell with improved gas exhaust Dec. 15, 2009
7629064 Manifold sealing and corrosion preventive interface plate for a fuel cell stack Dec. 8, 2009
7629070 Bipolar plate for PEM fuel cells Dec. 8, 2009
7625657 Fuel cell and fuel cell stack Dec. 1, 2009
7625654 Ultra-low loadings of Au for stainless steel bipolar plates Dec. 1, 2009
7622214 Fuel cell capable of preventing anode oxidation Nov. 24, 2009

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