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7306780 |
Method of generating hydrogen gas from sodium borohydride
A compact solid source of hydrogen gas, where the gas is generated by contacting water with micro-disperse particles of sodium borohydride in the presence of a catalyst, such as cobalt or...
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7306641 |
Integral fuel cartridge and filter
An integral fuel cartridge and filter apparatus includes a fuel cartridge, a filter housing coupled to the fuel cartridge, and a filter coupled to the filter housing.
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7294420 |
Production of hydrogen
A method of producing hydrogen for a fuel cell from a hydrocarbon fuel composition, by providing a hydrocarbon fuel composition, which is obtained by contacting a liquid hydrocarbon feed comprising...
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7285343 |
Bonded membrane-electrode assembly having water-electrolyzing and power-generating functions, and fuel cell system provided with water electrolyzer using the same
A bonded membrane-electrode assembly is provided which enables the electrolysis of water, which has water-electrolyzing and power-generating functions enabling the generation of hydrogen, and which...
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7285142 |
Catalytic dehydrogenation of amine borane complexes
A method of generating hydrogen includes the steps of providing an amine borane (AB) complex, at least one hydrogen generation catalyst, and a solvent, and mixing these components. Hydrogen is...
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7285350 |
Enhanced solid oxide fuel cell systems
Enhanced high temperature fuel cell systems, such as solid oxide fuel cell systems and molten carbonate fuel cell systems are disclosed. Embodiments of the disclosure include solid oxide and molten...
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7282085 |
Apparatus for hydrogen separation and fuel cell system
This invention prevents reduction of hydrogen permeability and deterioration in hydrogen separation members that use an oxygen-containing gas as a cathode off gas and a purge gas. Described is a...
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7282294 |
Hydrogen storage-based rechargeable fuel cell system and method
A dual mode electrochemical system comprises a first electrode capable of storing hydrogen, a second electrode, a substantially electrically insulating and substantially ionically conducting...
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7279242 |
Fuel cell system
The present invention is carried out to improve the starting capability of a fuel cell at low temperatures. The fuel cell system comprises a fuel cell 1 which generate electric power by supplying...
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7276096 |
Fuel processor dewar and methods
Described herein is a fuel processor that produces hydrogen from a fuel source. The fuel processor comprises a reformer and burner. The reformer includes a catalyst that facilitates the production...
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7276306 |
System for the co-production of electricity and hydrogen
Described herein is a system for the co-generation of hydrogen gas and electricity, wherein the proportion of hydrogen to electricity can be adjusted from 0% to 100%. The system integrates fuel...
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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...
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7270905 |
Microsystem process networks
Various aspects and applications of microsystem process networks are described. The design of many types of Microsystems can be improved by ortho-cascading mass, heat, or other unit process...
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7270688 |
Compact fuel processor for producing a hydrogen rich gas
An apparatus for carrying out a multi-step process of converting hydrocarbon fuel to a substantially pure hydrogen gas feed includes a plurality of modules stacked end-to-end along a common axis....
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7267897 |
Fuel cell for powering electronic appliances, in particular portable objects
The fuel cell ( 2 ) is of the kind comprising an anode ( 12 ) and a cathode ( 10 ) between which an electrolyte ( 18 ) is interposed. Solid bodies ( 20 ) storing a hydrogen mass, able to be...
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7261961 |
Thermoelectric conversion apparatus
A thermoelectric conversion apparatus having a high thermoelectric conversion efficiency comprises: a dehydrogenation reactor for generating hydrogen and acetone by an endothermic dehydrogenation...
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7261959 |
Methods of generating oxygen from air via an alkali superoxide
Novel methods of air-oxidizing a molten alkali hydroxide at least partially to superoxide state and then reversing the reaction to obtain nitrogen-free oxygen, and then regenerating the molten...
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7258937 |
Gas humidification for cathode supply of a PEM fuel cell
A method of regulating a relative humidity of a gas supplied to a cathode side of a fuel cell stack includes controlling a flow of feedback gas from the cathode side to a compressor to adjust the...
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7255949 |
Systems and methods to generate hydrogen and electrical power in a reversible compound fuel cell
A hydrogen and electrical power generating system that includes a hydrogen source to generate a mixture having hydrogen gas, a ceramic fuel cell to generate power from a first portion of the...
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7255956 |
Environmentally tolerant anode catalyst for a solid oxide fuel cell
A solid oxide fuel cell includes a cathode, a solid ceramic electrolyte, and an anode comprising a cermet containing an environment tolerant catalyst, such as a fuel starvation and/or a sulfur...
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7255948 |
Fuel-cell reactant delivery and circulation device
Fuel cells equipped with a self-contained gas- or air-lift which circulates fuel through the channels of the separator plate of the fuel cell via gaseous carbon dioxide produced by the reaction of...
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7252898 |
Fuel cells comprising laminar flow induced dynamic conducting interfaces, electronic devices comprising such cells, and methods employing same
A fuel cell is described that includes (a) a first electrode; (b) a second electrode; and (c) a channel contiguous with at least a portion of the first and the second electrodes. When a first...
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7250229 |
Procedure for starting up a fuel cell system having an anode exhaust recycle loop
A procedure for starting up a fuel cell system that is disconnected from its primary load and that has air in both its cathode and anode flow fields includes a) connecting an auxiliary resistive...
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7241521 |
Hydrogen/hydrogen peroxide fuel cell
One embodiment of the present invention includes a technique of performing a catalytic oxidation reaction at an anode to provide hydrogen ions from molecular hydrogen and a catalytic reduction...
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7241522 |
Regenerative electrochemical cell system and method for use thereof
An exemplary embodiment of a regenerative electrochemical cell system, comprises: a fuel cell module, an electrolysis module, a heat exchange, and an inverted hydrogen storage device. The fuel cell...
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7241527 |
Method and apparatus for facilitating a chemical reaction
A method of facilitating a chemical reaction includes raising a temperature of a protective layer covering a catalyst in the presence of a chemical solution.
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7235217 |
Method and apparatus for rapid heating of fuel reforming reactants
Apparatus and method for rapidly heating one or more reactants for use in a fuel reformer. The apparatus includes a combustion section having an outer wall enclosing a combustion chamber and a...
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7235317 |
Module for supplying hydrogen to a fuel mini-cell with sequential control of pyrotechnic elements
The module is designed for supplying hydrogen to a fuel mini-cell, wherein hydrogen is gradually released by combustion of elements made of pyrotechnic material, after ignition. A device for...
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7232471 |
Hydrogen generator and fuel cell system comprising the same
A hydrogen generator comprises a burner for generating a combustion gas, a reformer provided around the burner to generate a reformed gas containing hydrogen by a steam reforming reaction based on...
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7229710 |
Electrochemical system and methods for control thereof
The present invention relates to an electrochemical device. The device features an anode constructed of materials such that the device can be chemically recharged. In addition, the device is...
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7226676 |
Fuel containment and recycling system
An energy conversion system, comprising: a reservoir container including at least two chambers of inversely variable volume for respectively storing a quantity of fuel and receiving a quantity of...
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7226675 |
Very low emission hybrid electric vehicle incorporating an integrated propulsion system including a fuel cell and a high power nickel metal hydride battery pack
A very low emission hybrid electric vehicle incorporating an integrated propulsion system which includes a fuel cell, a metal hydride hydrogen storage unit, an electric motor, high specific power,...
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7223488 |
Integrated fuel cell system
A simplified PEM fuel cell system is integrated with a fuel processor and an exhaust gas oxidizer to ensure clean emissions. The fuel cell has an operating temperature of 100–200° C., and...
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7223489 |
Hydrogen purge control apparatus
A hydrogen purge control apparatus includes a fuel cell stack from which hydrogen is purged as necessary, a purged hydrogen dilution device which is disposed downstream of the fuel cell stack, and...
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7220505 |
Autothermal reformer-reforming exchanger arrangement for hydrogen production
Low-energy, low-capital hydrogen production is disclosed. A reforming exchanger 14 is placed in parallel with an autothermal reformer (ATR) 10 to which are supplied a preheated...
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7220502 |
Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions
The process and system of the invention converts carbonaceous feedstock such as coal, hydrocarbon oil, natural gas, petroleum coke, oil shale, carbonaceous-containing waste oil,...
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7220504 |
Gas generation system with pressurized reactant reservoirs
A gas generation system includes a reservoir for a reactant, a compressor configured to pressurize the reactant in the reservoir using an operating medium delivered into the reservoir, a gas...
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7220501 |
Integrated hybrid electrochemical device
An integrated hybrid electrochemical device comprising a nickel-metal hydride battery and an alkaline H 2 —O 2 /air fuel cell together sharing a common alkali metal electrolyte in a housing...
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7217303 |
Pressure swing reforming for fuel cell systems
The present invention provides an improvement in the process of producing hydrogen from hydrocarbon-containing streams. A cyclic reforming process, referred to as pressure swing reforming, provides...
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7214437 |
Method for electrically starting up a fuel cell
A method is used to start up a fuel cell electrically in a fuel cell installation, especially a fuel cell for use in a motor vehicle, with a gas-generating system producing a hydrogen-containing...
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7214438 |
Fuel cell apparatus with pressurized fuel tank and pressure-reducing unit for supplying fuel at a reduced operating pressure
The fuel cell apparatus has a fuel cell ( 1 ), a pressurized fuel tank ( 2 ) for supplying fuel at a supply pressure and a pressure-reducing unit ( 4 ) for reducing the supply pressure to an...
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7211343 |
Fuel cell system and method for voltage monitoring for a fuel cell system
A fuel cell system having a redundant voltage monitoring system for monitoring the voltage which is present on a fuel cell unit, and a method for voltage monitoring.
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7208239 |
Fuel cell system and method with increased efficiency and reduced exhaust emissions
An apparatus includes a low temperature fuel cell, a high temperature fuel cell or a hydrocarbon reformer, a hydrocarbon fuel supply, an oxygen generator, and a molecular sieve. The oxygen...
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7201783 |
Fuel processing system and improved feedstock therefor
An improved feedstock for fuel processing systems, and fuel processing systems incorporating the same. The fuel processing system includes a fuel processor adapted to produce a product hydrogen...
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7201782 |
Gas generation system
A gas generation system includes a chemical reactor configured to produce a gas from a continuous flow of aqueous solution, and includes a pump configured to control the flow of the aqueous...
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7201979 |
SORFC system and method with an exothermic net electrolysis reaction
A solid oxide regenerative fuel cell system is used to supply power in a fuel cell mode and to generate a hydrocarbon fuel in an electrolysis mode. The system includes a solid oxide regenerative...
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7198761 |
Vehicle hydrogen fuel system
A hydrogen fuel system for a vehicle includes a fuel tank having a fuel inlet for receiving a borohydride fuel into a fuel holding portion of an internal cavity, and a waste inlet arranged to...
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7198862 |
Process for preparing a low-sulfur reformate gas for use in a fuel cell system
The invention provides a multistep process for preparing a low-sulfur reformate gas for use in a fuel cell system. The process comprises catalytic steam reforming of a reactant gas mixture...
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7195830 |
Apparatus, mechanism and process for warming-up fuel cell
Hydrogen stored in a high-pressure tank 21 is supplied to a metal hydride (MH) tank 31 to be occluded. Cooling water of a cooling system C 1 for a fuel cell 10 is heated through the heat...
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7192458 |
Process, control system and apparatus for the distribution of air in a fuel cell/fuel processor system
A process, control system and apparatus for controlling the air side flows to the major components of a fuel processor apparatus are provided. The control system employs a multi-capacity blower...
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