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| Number | Title | Issue Date |
| 7574868 | Mixture including hydrogen and hydrocarbon having pressure-temperature stability The invention relates to a method of storing hydrogen that employs a mixture of hydrogen and a hydrocarbon that can both be used as fuel. In one embodiment, the method involves maintaining a mixture including hydrogen and a hydrocarbon in the solid state at ambient ... | 08/18/2009 |
| 7326281 | Hydrogen storage tank A tank main body accommodates a heat exchanger including a heating medium pipe. A plurality of heat exchanger fins are coupled to the heating medium pipe to divide the interior of the tank main body into a plurality of spaces. A hydrogen storage alloy is provided in... | 02/05/2008 |
| 7320726 | Hydrogen storage apparatus The present invention provides a hydrogen storage apparatus comprising a hydrogen storage canister defining a longitudinal axis, at least one first partition, and at least one second partition. The at least one first partition is adapted to divide the hydrogen stora... | 01/22/2008 |
| 7318520 | Flexible and semi-permeable means of hydrogen delivery in storage and recovery systems A container for use in hydrogen transfer includes structural tubular members and perforations for fluid communication with a central passage covered with a film that is selectively permeable to hydrogen, but not to other gases. The tubular member walls comprise a st... | 01/15/2008 |
| 7314056 | Hydrogen supply method A hydrogen supply method using an inexpensive and compact hydrogen supply means to reduce a pressure of hydrogen stored in the hydrogen supply means and to supply efficiently hydrogen to a high pressure hydrogen storage means. Hydrogen is supplied under high pressur... | 01/01/2008 |
| 7287558 | Hydrogen handling or dispensing system Systems for handling and/or dispensing hydrogen or a mixture of fuels containing hydrogen gas including refueling stations for hydrogen-powered vehicles. Pure hydrogen or various mixtures ratios of hydrogen and CNG may be dispensed. Hydrogen handling equipment may i... | 10/30/2007 |
| 7261748 | Portable hydrogen source A man portable hydrogen source, the source comprising one or more hydrogen generating elements (2), an ignition control system (3) and a pressure vessel (1). Each hydrogen generating element comprises a pellet holder (7) provided with one... | 08/28/2007 |
| 7254983 | Fuel gauge for hydrogen storage media A hydrogen gas storage container has a canister with at least one outlet opening for charging and discharging gas, the canister enclosing a metal hydride capable of absorbing and desorbing hydrogen gas and a gauge for measuring the capacity of hydrogen remaining wit... | 08/14/2007 |
| 7241331 | Metal hydride canister apparatus The present invention provides a metal hydride canister apparatus having structures capable of discharging hydrogen gas uniformly and exchanging heat effectively, comprising: a shell having a joint arranged in a central hole located on top of the shell, and two via ... | 07/10/2007 |
| 7233079 | Renewable energy electric power generating system A renewable electric power system includes a high temperature superconducting wind turbine using high temperature superconducting yttrium-barium-copper oxide for the rotor and stator windings as well as a superconducting bearing. Power from the turbine is stored in ... | 06/19/2007 |
| 7213409 | Reconfigurable hydrogen transfer heating/cooling system A reconfigurable system is provided for effecting temperature changes. A first thermally-conductive container stores a metal hydride while a second thermally-conductive container stores a metal alloy that is capable of absorbing hydrogen atoms at a pressure that is ... | 05/08/2007 |
| 7191602 | Storage of Hby absorption and/or mixture within a fluid medium For the first time, a hydrogen storage method, apparatus and system having a fluid mixture is provided. At predetermined pressures and/or temperatures within a contained substantially fixed volume, the fluid mixture can store a high density of hydrogen molecules, wh... | 03/20/2007 |
| 7185697 | Electroosmotic microchannel cooling system Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel... | 03/06/2007 |
| 7159738 | Multi-cell tank for pressurised gas The present invention relates to a multi-cell tank (2) for pressurized gas formed by a group of tubes (2a) immersed in a fibrous resin body (4) and reinforced by means of external texture (7), closed with two covers that feature 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 |
| 7134486 | Control of electrolysis gases in electroosmotic pump systems Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel... | 11/14/2006 |
| 7124790 | System and method for storing and discharging hydrogen A hydrogen fuel system comprises an open gas circuit that includes a source of hydrogen. The hydrogen fuel system also includes a compressor that forces a flow of hydrogen from the source of hydrogen through the open gas circuit, and a hydrogen storage vessel compri... | 10/24/2006 |
| 7112239 | Gas storage apparatus A hydrogen storage apparatus that includes multiple gas storage tanks that each house a storing/adsorbing material and through the interior of which a fluid travels is provided. The gas storage apparatus 10 includes roughly cylindrical gas storage tanks 20... | 09/26/2006 |
| 7094276 | Hydrogen storage material and hydrogen storage apparatus The present invention involves a carbon-based hydrogen storage material which includes a carbon material, exhibiting a specific surface area, being 1,000 m2/g or more, and a bulk density, being from 0.4 g/cm3 or more to 1 g/cm3 or le... | 08/22/2006 |
| 7017506 | Marginal gas transport in offshore production An offshore hydrocarbon production system in which gases are economically stored for transport. After the produced hydrocarbons are separated into liquid (crude oil) and gases, the gases are separated into heavy and light gases. The heavy gases, which consist primar... | 03/28/2006 |
| 6994929 | Electrochemical hydrogen compressor for electrochemical cell system and method for controlling In one embodiment, an electrochemical cell system comprises: a fuel cell stack comprising a fuel cell having a fuel cell hydrogen inlet and a fuel cell hydrogen outlet, and a first electrochemical hydrogen compressor in fluid communication with the fuel cell hydroge... | 02/07/2006 |
| 6974496 | Apparatus for thermal swing adsorption and thermally-enhanced pressure swing adsorption The present invention provides compact adsorption systems that are capable of rapid temperature swings and rapid cycling. Novel methods of thermal swing adsorption and thermally-enhanced pressure swing adsorption are also described. In some aspects of the invention,... | 12/13/2005 |
| 6969545 | Hydrogen storage container A container for storing hydrogen comprises an outer shell having an inlet for inputting hydrogen gas and an outlet for outputting hydrogen gas. A thermally conductive liner which is a carbon foam coating lines the interior of the outer shell. An inner hydride core i... | 11/29/2005 |
| 6918382 | Hydrogen powered scooter A scooter powered by a hydrogen powered internal combustion engine fueled by a throttled stream of air into which a controlled amount of hydrogen is injected. A hydrogen fuel control system is used to control the amount of hydrogen injected into the throttled air st... | 07/19/2005 |
| 6892798 | Rapid thermal storage/release system using a porous member A heat exchanger for storing or releasing heat including a channel unit in which a heat medium flows; and a heat exchange unit contacted-combined with the channel unit and containing a porous heat transfer member which conducts heat exchange with a thermal storage m... | 05/17/2005 |
| 6672078 | Hydrogen infrastructure, a combined bulk hydrogen storage/single stage metal hydride hydrogen compressor therefor and alloys for use therein A combine bulk storage/single stage metal hydride compressor, a hydrogen storage alloy therefore and a hydrogen transportation/distribution infrastructure which incorporates the combine bulk storage/single stage metal hydride compressor.... | 01/06/2004 |
| 6666034 | Hydrogen storage and transportation system A hydrogen storage and transportation system is composed of hydrogen storage alloy, a storage tank, a control valve unit and a heat exchange system, wherein the hydrogen storage alloy stores hydrogen in a solid state, the storage tank is loaded with hydro... | 12/23/2003 |
| 6640580 | Method for producing long distance energy and devices therefor A method is provided, in which directly generated and/or indirectly formed and storable heat energy is stored in a mobile container-like latent-heat storage unit capable of being warehoused and of being delivered, the latent-heat storage unit being transp... | 11/04/2003 |
| 6591616 | Hydrogen infrastructure, a combined bulk hydrogen storage/single stage metal hydride hydrogen compressor therefor and alloys for use therein A combine bulk storage/single stage metal hydride compressor, a hydrogen storage alloy therefore and a hydrogen transportation/distribution infrastructure which incorporates the combine bulk storage/single stage metal hydride compressor.... | 07/15/2003 |
| 6553771 | Electrochemical heat pump system An electrochemical heat pump system comprising an electrochemical pump, refrigerant-based cooling system, and gas-driven compressor. The electrochemical pump is capable of reversibly producing and consuming hydrogen gas. The cooling system comprises a con... | 04/29/2003 |
| 6530233 | Hydrogen storage device and hydrogen storage system A hydrogen storage device prevents localization of hydrogen occlusion alloy and ensures rapid discharge of hydrogen. The hydrogen storage device has a plurality of porous molded pieces arranged longitudinally at predetermined intervals. Conductive cushion... | 03/11/2003 |
| 6519951 | Hydrogen-based ecosystem A complete infrastructure system for the generation, storage, transportation, and delivery of hydrogen which makes a hydrogen ecosystem possible. The infrastructure system utilizes high capacity, low cost, light weight thermal hydrogen storage alloy mater... | 02/18/2003 |
| 6508866 | Passive purification in metal hydride storage apparatus Heat exchangers, hydrogen gas compressors, hydrogen gas storage devices, hydrogen gas purifiers and metal hydride air conditioners utilizing a flow of a hydrogen gas stream which is absorbed and desorbed by a metal hydride causes disproportionation and "p... | 01/21/2003 |
| 6478077 | Self supporting heat transfer element The present invention provides an improved internal heat exchange element arranged so as to traverse the inside diameter of a container vessel such that it makes good mechanical contact with the interior wall of that vessel. The mechanical element is fabr... | 11/12/2002 |
| 6425251 | Hydrogen cooled hydride storage unit A hydrogen gas cooled hydrogen storage element which includes a hydrogen storage alloy material in which hydrogen flow channels are provided. The flow channels provide pathways through the hydrogen storage material to allow for high speed hydrogen gas flo... | 07/30/2002 |
| 6378601 | Hydrogen cooled hydrogen storage unit having a high packing density of storage alloy and encapsulation A hydrogen cooled hydrogen storage unit. The unit employs excess hydrogen flow between hydrogen storage alloy rods in the hydrogen storage unit in order to provide convective cooling thereof. The unit provides for high packing density of the storage mater... | 04/30/2002 |
| 6360811 | Hydrogen absorption indirect heat exchanger A case for a hydrogen absorption indirect heat exchanger of the present invention includes a square cylindrical portion 11 having each portion thereof formed integrally by die-casting or extrusion molding. The corners 11a of this square cylindrical portio... | 03/26/2002 |
| 6318453 | Hydrogen cooled hydrogen storage unit having maximized cooling efficiency A hydrogen cooled hydrogen storage unit which employs excess hydrogen flow through flow channels between hydrogen storage alloy plates in order to provide convective cooling of the plates. The unit provides for high packing density of the storage material... | 11/20/2001 |
| 6305442 | Hydrogen-based ecosystem A complete infrastructure system for the generation, storage, transportation, and delivery of hydrogen which makes a hydrogen ecosystem possible. The infrastructure system utilizes high capacity, low cost, light weight thermal hydrogen storage alloy mater... | 10/23/2001 |
| 6293110 | Hydrogen cooled hydride storage unit A hydrogen gas cooled hydrogen storage element which includes a hydrogen storage alloy material in which hydrogen flow channels are provided. The flow channels provide pathways through the hydrogen storage material to allow for high speed hydrogen gas flo... | 09/25/2001 |
