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Class 48/118.5 - Portable


Subclass of Class 48 - Gas: heating and illuminating
Definition: Generators constructed to be transported from place to place
No. of patents: 18
Last issue date: 07/19/2011


NumberTitleIssue Date
7981171Hydrogen-generating reactors and methods
Reactors and methods that generate hydrogen from fuel, such as naturally-occurring or synthesized hydrocarbon fuel. One embodiment of the reactor comprises a CO2/H2 active membrane piston disposed inside a cylinder that provides for highly effi...
07/19/2011
7947094Microcartridge hydrogen generator
A hydrogen generator (101) is provided which comprises a third chamber (109) containing a catalyst (121), a first chamber (103) containing a fluid, a second chamber (105) containing a material that reacts with the fluid in the pres...
05/24/2011
7713317Reformer for power supply of a portable electronic device
A reactor including a high-temperature reaction unit which causes a reaction of a first reaction material to create a second reaction material and a product, and a low-temperature reaction unit which causes a reaction of the second reaction material at a temperature...
05/11/2010
7470294Fuel processor design and method of manufacture
The invention generally relates to a fuel processor design and a method for manufacture. In one aspect of the invention, a fuel processor assembly has a first plate and a second plate that are mated to form a plurality of reactor housings and channels to direct the ...
12/30/2008
7300643Method for producing hydrogen and apparatus for supplying hydrogen
With a method producing hydrogen by making iron or iron oxide contact water, water vapor, or a gas including water vapor, a hydrogen generating medium, which has a high hydrogen generation reaction rate and is resistant to a repetition of oxidation-reduction without...
11/27/2007
7179443Powder metal hydride hydrogen generator
A system for generating hydrogen gas for use in a fuel cell includes a powder metal hydride source, a water source, a mixing device and a catalytic hydrogen generating chamber. A method of generating hydrogen for use in a fuel cell includes the steps of: providing a...
02/20/2007
7128997Method and system for dispensing pelletized fuel for use with a fuel cell
Representative embodiments provide for a fuel activation device including a fuel storage chamber configured to store a plurality of fuel pellets arranged as a stack. A fuel dispensing device is configured to transport a fuel pellet to a fuel activation chamber. A sp...
10/31/2006
7052658Hydrogen generation cartridge and portable hydrogen generator
A hydrogen generation cartridge preferably includes a munitions casing, a hydrogen producing chemical reactant within the casing, and an outlet for releasing hydrogen produced in the casing. A portable hydrogen generator preferably includes a chamber for receiving a...
05/30/2006
7037611Fuel cartridge for use with fuel cell
Representative embodiments provide for a fuel cartridge including a film strip supporting a fuel compound. An electric heater of the fuel cartridge is configured to heat a portion of the film strip, wherein the fuel compound is configured to liberate hydrogen gas fr...
05/02/2006
6936081Chemical hydride hydrogen reactor and generation system
A system and reactor stack for generating hydrogen from a hydride solution in presence of a catalyst. The reactor stack includes a number of reactor plates and separator plates alternate with one another, to define reaction chambers alternating with coolant chambers...
08/30/2005
6932847Portable hydrogen generator
A hydrogen generation system includes a fuel container, a spent fuel container, a catalyst system and a control system for generating hydrogen in a manner which provides for a compact and efficient construction while producing hydrogen from a reaction involving a hy...
08/23/2005
6896709Miniature 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
6790416Hydrogen generation system
Hydrogen generation system. A source of sodium borohydride is carried on a flexible substrate that moves from a feed roll to a takeup roll. A reaction among sodium borohydride, a catalyst and water evolves hydrogen and forms a by-product that is removed from the rea...
09/14/2004
6790247Compact 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
6746496Compact solid source of hydrogen gas
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 ruthenium. The micro-disperse particles can have a substantially uniform diame...
06/08/2004
5938800Compact multi-fuel steam reformer
A compact, mobile fuel converter for producing molecular hydrogen from hydrocarbon fuels, such as automotive gasoline, or other fuels such as methanol and ethanol has a steam reformer for producing molecular hydrogen from a pressurized and desulfurized fu...
08/17/1999
4363638Biomass gas producer
The present disclosure is directed to a biomass gas producer having a tiltable gassifier in which the gassifier for performing endothermic chemical reactions of solid material having combustible gas forming and liquifiable constituants has a top charging ...
12/14/1982
3951610Gas generating apparatus
A portable olefin gas generating apparatus such as for generating ethylene to initiate the ripening of various climateric fruits. A reaction liquid is fed by gravity to a reaction chamber where it is catalytically converted into the desired olefin gas. Th...
04/20/1976
 
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