Matches 601 - 650 out of 826 < 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >
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4927718 Novel air electrode for metal-air battery with new carbon material and method of making same  
A novel carbonaceous electrode support material is disclosed characterized by a corrosion rate of 0.03 wt. %/hour or less when measured a5 550 millivolts vs. a Hg/HgO electrode in a 30 wt. % KOH...
4917972 Electrode for use in oxygen electrode reaction  
An electrode for use in oxygen electrode reaction wherein an electrode activation material layer made of IrO 2 is disposed to the surface of an electrode substrate made of platinum or platinum...
4894355 Flexible, water-repellent baked carbon plate, its production, fuel cell electrode, fuel cell electrode plate and its production and fuel cell  
A fuel cell electrode having a catalyst layer comprising electroconductive particles carrying a catalytically active component and a binder on a water-repellent baked plate comprising a carbon...
RE33149 Finely particulated colloidal platinum compound and sol for producing the same and method of preparation of fuel cell electrodes and the like employing the same  
This disclosure deals with novel very fine, particulated colloidal platinum of the 15-25 Angstrom size range of unusual catalytic activity and particularly adapted for adsorption or other...
4891279 Fuel cell plate separator  
A porous graphite electrode for a fuel cell is formed by impregnation of a cellulosic filter paper by coating or impregnating with a low coke yield impregnant on the active center area and with a...
4882241 Redox battery  
The combination of gold, thallium, lead and bismuth is used as a catalyst in a battery comprised of at least one "redox" cell to accelerate the oxidation of chromous ions to chromic ions and the...
4867857 Method for the manufacture of catalyst electrodes with structurally connected carrier bodies and suitable catalyst suspensions  
A method for the manufacture of catalyst electrodes with structurally connected carrier bodies, in which an excess of catalyst suspension is applied to the surface of the carrier body which...
4865925 Gas permeable electrode for electrochemical system  
An electrode apparatus adapted for use in electrochemical systems having an anode compartment and a cathode compartment in which gas and ions are produced and consumed in the compartments during...
4855193 Bipolar fuel cell  
The present invention discloses an improved fuel cell utilizing an ion transporting membrane having a catalytic anode and a catalytic cathode bonded to opposite sides of the membrane, a wet-proofed...
4855092 Process for preparing a carbonaceous fuel cell electrode substrate incorporating three-layer separator  
An electrode substrate for fuel cells with a three-layer separator and two porous single or double carbonaceous layers and processes for preparing the same. The separator includes a carbon plate...
4855194 Fuel cell having electrolyte inventory control volume  
A fuel cell having an electrolyte control volume includes a pair of porous opposed electrodes. A maxtrix is positioned between the pair of electrodes for containing an electrolyte. A first layer of...
4851304 Electrode substrate for fuel cell and process for producing the same  
A porous electrode substrate for fuel cell and a process for producing the same, which contains 35 to 60% carbonized resin by weight, and has pores with a mean pore size of 20 to 60 μm and a...
4849254 Stabilizing metal components in electrodes of electrochemical cells  
Disclosed is a method of reducing the removal or transfer into a gas phase of a current carrying metal in an apparatus, such as an electrochemical cell 2 having a porous fuel electrode 6 containing...
4847173 Electrode for fuel cell  
An electrode for fuel cell which is constructed with an electrode base, a catalyst layer, and a matrix layer, wherein one or whole part of the catalyst layer and one or whole part of the matrix...
4818640 Carbonaceous composite product produced by joining carbonaceous materials together by tetrafluoroethylene resin, and process for producing the same  
Disclosed herein are a carbonaceous composite product produced by joining carbonaceous materials together by melt-adhesion of a tetrafluoroethylene resin or a tetrafluoroethylene resin mixed with a...
4814307 Process for producing an electrode substrate which is uniform in physical properties  
Disclosed herein are a process for producing an electrode substrate, which process comprises the steps of kneading a raw material mixture comprising from 30 to 60% by weight of short carbon fibers,...
4802958 Process for the electrocatalytic oxidation of low molecular weight hydrocarbons to higher molecular weight hydrocarbons  
An electrocatalytic process is described for producing higher molecular weight hydrocarbons from lower molecular weight hydrocarbons. The process is conducted in an electrogenerative cell and...
4800139 Method of producing hydrogen electrode and use thereof in fuel cells  
An excellent stable hydrogen electrode of low polarization is provided which comprises Raney nickel catalyst containing about 0.2-2% by weight of chromium. Such hydrogen electrode is produced...
4797379 Electrode structure and method of making same  
An electrode provided with an alkali or alkaline earth hydroxide constituent which upon heat treatment in the presence of carbon dioxide is converted to a carbonate constituent.
4795684 Fuel cell electrocatalyst support comprising an ultra-fine chainy-structured titanium carbide  
Novel titanium carbide catalyst supports and platinum/titanium carbide electrocatalysts are provided for use as electrodes in fuel cells. In particular, the novel catalysts are useful as electrodes...
4794043 Carbon product comprising carbonaceous materials joined together, said carbon product for electrode substrate of fuel cells and process for production thereof  
Disclosed herein is a carbon product comprising at least two carbonaceous materials and one flexible graphite sheet interposed between said two carbonaceous materials, said two carbonaceous...
4794054 Platinum alloy electrocatalyst and acid-electrolyte fuel cell electrode using the same  
A platinum alloy electrocatalyst composed of a platinum-iron-cobalt alloy comprising 40 to 80 atomic percent of platinum, 10 to 40 atomic percent of iron and 10 to 40 atomic percent of cobalt...
4777083 Carbon article comprising pieces of carbonaceous material bonded with one another and process for producing the same  
Disclosed herein are an integrated carbon article of a large size having a bulk density of more than 1.01 g/cm 3 , comprising pieces of carbonaceous material(s) of the same or different quality and...
4774152 Reforming catalyst for fuel cells  
A reforming catalyst adapted for use with fuel cells is disclosed which is free from degradation in catalytic activity even if subjected to a fuel gas containing an electrolyte or substances...
4767680 Fuel cell  
A fuel cell comprises a gas separator having a dense layer, with porous portions disposed on both faces of the dense layer. The fuel cell, therefore, can store excess electrolyte, and absorb volume...
4767518 Cermet electrode  
Disclosed is a cermet electrode consisting of metal particles of nickel, cobalt, iron, or alloys or mixtures thereof immobilized by zirconia stabilized in cubic form which contains discrete...
4759989 Electrode substrate for fuel cell  
Disclosed herein is an electrode substrate for a fuel cell, wherein at least a part of the electrode substrate comprises a flexible carbon material obtained from a composite material comprising...
4756981 Seal structure for an electrochemical cell  
A seal structure 60 for a porous plate of an electrochemical cell, such as plates 18, 20, includes a sealing material disposed in a seal region 66 of the plate to form a hydrophilic barrier to gas...
4756980 Battery with modular air cathode and anode cage  
A battery assembly of the consumable metal anode type has now been constructed for ready assembly as well as disassembly. In a non-conductive and at least substantially inert cell body, space is...
4752500 Process for producing stabilized molten carbonate fuel cell porous anodes  
A process for producing stabilized molten carbonate fuel cell porous metal anodes by impregnating a porous metallic anode in an aqueous solution having dissolved therein a water soluble salt of a...
4751062 Fuel cell with electrolyte matrix assembly  
This invention is directed to a fuel cell employing a substantially immobilized electrolyte imbedded therein and having a laminated matrix assembly disposed between the electrodes of the cell for...
4716859 Process for treatment of liquids consisting primarily of methanol  
Process for the treatment of liquids consisting mainly of methanol as fuels for mobile or stationary combustion engines or as hydrogen sources for fuel cells, which comprises passing the methanol...
4716087 Platinum-copper alloy electrocatalyst and acid-electrolyte fuel cell electrode using the same  
A platinum alloy electrocatalyst, composed of a platinum-copper alloy containing 15 to 50 atomic percent of copper (the balance being platinum) and supported on a suitable carrier, shows high...
4711829 Ordered ternary fuel cell catalysts containing platinum and cobalt  
A ternary alloy catalyst for the electrochemical reduction of oxygen is disclosed. Various methods of making the catalyst are developed. The catalyst has an ordered structure which improves...
4702971 Sulfur tolerant composite cermet electrodes for solid oxide electrochemical cells  
An electrochemical apparatus is made containing an exterior electrode bonded to the exterior of a tubular, solid, oxygen ion conducting electrolyte where the electrolyte is also in contact with an...
4702973 Dual compartment anode structure  
A dual compartment anode structure for use in molten carbonates fuel cells having an electrolyte porous metallic plate structure with one face adapted to contact the electrolyte and an opposite...
4695518 Silicon carbide matrix for fuel cells  
A matrix for holding the electrolyte within a phosphoric acid fuel cell is made from silicon carbide and a binder of polyestersulfone. Preferably the matrix consists of 10-20 weight percent...
4687607 Process for producing electrode substrate for use in fuel cells  
Disclosed herein is a process for producing a porous carbonaceous electrode substrate provided with elongated holes opening from one side to the opposite side of the electrode substrate through...
4687715 Zirconium pyrophosphate matrix layer for electrolyte in a fuel cell  
A fuel cell is made, where a porous electrolyte retaining matrix layer, containing acid electrolyte, is disposed between a pair of spaced apart gas diffusion electrodes; where the matrix contains...
4686072 Process for preparing a carbonaceous five-layer fuel cell electrode substrate with elongated holes for feeding reactant gases  
Disclosed herein are processes for preparing electrode substrate for fuel cells which has an integratedly press molded five-layer structure comprising a porous carbonaceous layer, a dense...
4670360 Fuel cell  
In a fuel cell which has an activated carbon-containing anode and an activated carbon-containing cathode and is preferably used for the oxidative treatment of waste waters containing oxygen or...
4666755 Porous fuel cell electrode substrate having elongated holes for feeding reactant gases  
A porous carbonaceous electrode substrate for a fuel cell disclosed herein has elongated holes for feeding reactant gases to the fuel cell. The holes are elongated from one side to the opposite...
4663250 Reduction of electrode dissolution  
Reduction of electrode metal dissolution in electrolyte between two metal electrodes of a voltaic cell by adding an electrode metal dissolution reduction agent to the electrolyte prior to operation...
4661423 Fuel cell electrolyte matrix and method for manufacturing the same  
A method for manufacturing a fuel cell electrolyte matrix comprises the steps of providing a fuel electrode and oxidizing electrode respectively coated with a catalyst layer on one side, forming a...
4659559 Gas fueled fuel cell  
A gas fueled fuel cell including spaced anode and cathode electrode parts defining anode and cathode gas chambers, means to conduct anode and cathode fuel gases into the chambers and a unit between...
4659635 Electrolyte matrix in a molten carbonate fuel cell stack  
A fuel cell stack is disclosed with modified electrolyte matrices for limiting the electrolytic pumping and electrolyte migration along the stack external surfaces. Each of the matrices includes...
4652502 Porous plate for an electrochemical cell and method for making the porous plate  
A porous plate for an electrochemical cell, such as plates 22, 24 having a sealing material disposed in an edge region 41 of the plate is disclosed. Various construction details including a method...
4623415 Method of making fuel cell  
In a fuel cell comprising an electrolyte-retaining matrix interposed between a pair of gas-diffusion electrodes, the matrix comprises particles or fibers of a substance unreactive with phosphoric...
4619753 Bipolar plate for an apparatus with a stacked configuration, said apparatus comprised of a plurality of electrochemical cells with solid electrolyte; and method of manufacturing said plate  
A bipolar plate for an apparatus having a stacked configuration, said apparatus comprised of a plurality of electrochemical cells and employing a solid electrolyte, said bipolar plate comprised of...
4618543 Fused carbonate-type fuel cell  
A fused carbonate-type fuel cell is disclosed in which a reforming catalyst body comprising a catalyst supported on a carrier and secured or held in a porous body is arranged in a fuel gas passage....
Matches 601 - 650 out of 826 < 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >