Matches 651 - 700 out of 1042 < 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >
Match Document Document Title
5262305 Interferant eliminating biosensors  
A biosensor including an interferant-eliminating catalyst and method for analyzing an analyte in a biological sample is disclosed.
5261944 Nickel cermet, and process for preparing it  
A nickel cermet contains 35-70% by weight of a metal nickel phase and 65-30% by weight of a zirconia phase stabilized in the cubic form with yttria, with, on X-ray diffraction analysis, said phases...
5246791 Fuel cell containing a reforming catalyst  
A high temperature fuel cell containing a reforming catalyst with improved resistance to deactivation by the electrolyte of a high temperature fuel cell comprising ruthenium on a support.
5238755 Fuel cell containing an anode produced by powder metallurgy  
The invention provides a powdered starting material for a nickel-based alloy for manufacturing a porous anode of a fuel cell containing 0.5 to 10% by weight of aluminum, titanium and/or zirconium....
5227258 Fuel electrodes for solid oxide fuel cells and production thereof  
A fuel electrode for solid oxide fuel cells, which is to be provided on a surface of an ion-conductive solid electrolyte body, includes a skeleton for a porous fuel electrode, and a thin filmy...
5225391 Electrocatalyst for anode  
Disclosed is an electrocatalyst which comprises an inorganic support and four-element alloy essentially consisting of 10 to 39 atomic percent of platinum, 30 to 5 atomic percent of nickel, 30 to 5...
5217822 Solid oxide electrolyte type fuel cell and method for fabricating the same  
A solid oxide electrolyte type fuel cell includes an anode plate made of a porous sintered material composed essentially of (i) partially stabilized zirconia composed of zirconia and magnesia and...
RE34248 Primary source of electrical energy using a mixture of fuel and oxidizer  
A solid electrolyte fuel cell capable of operating with a mixture of an oxidizer and a fuel includes a permeable catalytic electrode and an impermeable catalytic electrode separated by an electron...
5206095 Carbonate fuel cell anodes  
A molten alkali metal carbonates fuel cell porous anode of lithium ferrite and a metal or metal alloy of nickel, cobalt, nickel/iron, cobalt/iron, nickel/iron/aluminum, cobalt/iron/aluminum and...
5189005 Electrocatalyst and process of preparing same  
Disclosed herein are a platinum alloy catalyst comprising an electroconductive support and platinum-nickel-cobalt alloy particles having an ordered structure supported on the electroconductive...
5187025 Unitized fuel cell structure  
The purpose of invention is to extend the edge of an electrochemical cell with a laminated plastic structure to give it strength and rigidity for sealing and support. The invention applies to...
5178971 Supported platinum quaternary alloy electrocatalyst  
A platinum alloy electrocatalyst comprising an electrically conductive carrier and a platinum-cobalt-nickel-copper quaternary solid solution alloy dispersed in and deposited on the carrier,...
5176966 Fuel cell membrane electrode and seal assembly  
A fully supported membrane assembly for an electrochemical fuel cell is provided. A first and second layer of porous electrically conductive sheet material, such as carbon filter paper, has a solid...
5175064 Fuel cells based on oxidation of organics over metal exchanged β-aluminas  
Novel fuel cells based on the fast ion conductors, transition metal exchanged β"-alumina and other similar metals capable of undergoing a change in oxidation state, which are used as catalysts for...
5162166 Devices providing electrical energy from fuel/oxygen mixtures  
The present invention provides improved devices for the production of electrical energy from mixtures of oxygen (i.e., pure oxygen, air, or a similar source of free oxygen) and fuel (i.e., hydrogen...
5151334 Fuel cell utilizing solidous electrolyte  
A cell unit structure for stacking to form a fuel cell is described, composed of a porous substrate, a hydrogen electrode film formed of fine particles of nickel powder stacked on the porous...
5145753 Solid electrolyte fuel cell  
A noble solid electrolyte fuel cell includes a generating layer (5), an interconnector layer (9), and a support layer (10) disposed between the generating and interconnector layers. The...
5143801 Solid oxide fuel cells, and air electrode and electrical interconnection materials therefor  
In one aspect of the invention, an air electrode material for a solid oxide fuel cell comprises Y 1 -a Q a MnO 3 , where "Q" is selected from the group consisting of Ca and Sr or mixtures thereof...
5139896 All ceramic structure for molten carbonate fuel cell  
An all-ceramic molten carbonate fuel cell having a composition formed of a multivalent metal oxide or oxygenate such as an alkali metal, transition metal oxygenate. The structure includes an anode...
5132193 Generation of electricity with fuel cell using alcohol fuel  
In this method, a lower alcohol is oxidized directly (i.e. without reformation) to CO 2 +H 2 O at the anode of a fuel cell, and a reducible gas (e.g. air or O 2 ) is reduced at the cathode. High,...
5126216 Ternary alloy electrocatalysts  
The present invention is concerned with a ternary alloy electrocatalyst for oxygen reduction in fuel cell electrodes or other catalytic structure. The electrocatalyst of the present invention is...
5116592 Fluorinated carbons and uses thereof  
Specifically fluorinated carbons have enhanced chemical and/or electrochemical stabilities to corrosion, improved hydrophobicity, lubricating properties, etc., making them especially useful as...
5114803 Solid oxide fuel cell and porous electrode for use in the same  
A solid oxide fuel cell includes a one end-closed cylindrical porous air electrode tube, a solid electrolyte film provided on the outer periphery of the air electrode tube, and a fuel electrode...
5110693 Electrochemical cell  
An improved electrochemical cell that includes a catalytic electrode on which an electrochemical reaction occurs into which is incorporated an amount of electrically conductive carbon microfibers...
5108850 Thin tubular self-supporting electrode for solid oxide electrolyte electrochemical cells  
A self-supporting, gas-permeable air electrode tube (16) is made having a sintered structure of calcium-doped LaMnO 3 , a density of from 60% to 85% of theoretical density, and a Coefficient of...
5106706 Oxide modified air electrode surface for high temperature electrochemical cells  
An electrochemical cell is made having a porous cermet electrode (16) and a porous lanthanum manganite electrode (14), with solid oxide electrolyte (15) between them, where the lanthanum manganite...
5104753 Hydrogen storage electrode and process for producing the same  
Disclosed are a hydrogen storage electrode and a process for producing the same. The process includes the steps of: coating the surface of hydrogen storage alloy powder with copper or nickel,...
5102754 Negative cadmium-based electrode for non-sealed alkaline storage cell  
Negative cadmium electrode for a non-sealed alkaline storage battery comprising a metal support to which is bonded an active paste containing a cadmium-based active material and a binder. The...
5094927 Hydrogen/oxygen fuel cell  
A hydrogen/oxygen fuel cell includes an electrolyte which is solid at room temperature, has opposing faces, conducts protons, and is comprised of at least one of (a) at least one oxide of at least...
5085743 Electrode for current-limited cell, cell including the electrode method for using the cell and a method of making the electrode  
The gas-sensing electrodes prepared according to this invention are specifically designed for cells which operate in a current-limited mode, i.e. at current densities well below 20 mA/cm 2 . Such...
5079107 Cathode alloy electrocatalysts  
Ternary alloy electrocatalysts comprising platinum and at least two less noble elements are described. The ternary alloy electrocatalysts when employed in the cathode of a fuel cell utilizing a...
5079106 Air assisted alkaline cells  
An air assisted alkaline cell having a cathode made from a mixture of porous manganese dioxide and substantially less porous manganese dioxide. The substantially solid MnO 2 is the major component...
5071717 Coated cathode substrate  
Gaps occurring between a cathode substrate and a gas housing in a fuel cell interfere with electron transfer in the cell causing high cell internal resistance. To reduce the high resistance gaps...
5064733 Electrochemical conversion of CO.sub.2 and CH.sub.4 to C.sub.2 hydrocarbons in a single cell  
A solid electrolyte electrochemical cell and process for concurrent gas phase electrocatalytic oxidative dimerization of methane at one side of the solid electrolyte and reduction of carbon dioxide...
5049459 Fuel cell  
A fuel cell having an electrolyte layer, an oxygen electrode attached to one face of the electrolyte layer, a fuel electrode attached to the other face of the electrolyte layer, a separator formed...
5035962 Layered method of electrode for solid oxide electrochemical cells  
A process for fabricating a fuel electrode comprising: slurry dipping to form layers which are structurally graded from all or mostly all stabilized zirconia at a first layer, to an outer most...
5032245 Reticulate electrode bus connection  
The present invention resides in a guide for a reticulate electrode bus connector. The guide comprises a body portion having an upper surface. A pair of spaced apart legs depend downwardly from a...
5028498 Fuel cell anode  
The invention refers to a fuel cell electrode for oxidation of preferably methanol in a fuel cell with acid electrolyte. The electrocatalytically active material comprises known noble metal...
5023153 Solid electrode in an electrolytic cell  
A solid electrode in an electrolytic cell for rapid incorporation and exclusion of ions wandering to and from the electrode by way of an electrolyte with a minimum of voltage loss, in particular...
5013618 Ternary alloy fuel cell catalysts and phosphoric acid fuel cell containing the catalysts  
A noble metal ternary alloy catalyst, which has increased mass activity and stability. This catalyst comprises a ternary alloy of platinum, iridium and a metal selected from the group consisting of...
5008163 Conductive ceramic composition and method of preparation  
A ceramic anode composition is formed of a multivalent metal oxide or oxygenate such as an alkali metal, transition metal oxygenate. The anode is prepared as a non-stoichiometric crystalline...
4997729 Anode for high temperature fuel cell  
An anode for high temperature fuel cell containing metal hydrides or hydrogen absorbing alloys at least in part of the anode material of high temperature fuel cell operating while consuming a gas...
4997725 Electrocatalytic oxidative dimerization of methane  
A solid oxide fuel cell and process for direct conversion of natural gas into DC electricity concurrently with the electrocatalytic partial oxidation of methane to C 2 hydrocarbon species C 2 H 4...
4992341 Fabrication of dual porosity electrode structure  
A substantially entirely fibrous ceramic which may have dual porosity of both micro and macro pores. Total porosity may be 60-75% by volume. A method of spraying a slurry perpendicularly to an...
4980037 Gas diffusion cathodes, electrochemical cells and methods exhibiting improved oxygen reduction performance  
Gas diffusion oxygen cathodes, oxygen consuming electrochemical cells utilizing such cathodes, and a method of preparing such cathodes are disclosed. The cathode comprises an electronically...
4954474 Process for preparing catalysts by alloying metals on supports  
Disclosed herein is a process for alloying metals on inorganic supports comprising applying the solution of an organic acid amine salt of a second metal onto the inorganic supports already...
4948680 Solid compositions for fuel cell electrolytes  
The present invention relates to solid materials for use as solid electrolytes for a fuel cell. Specifically, the invention relates to a solid O 2 - conducting material for use as an electrolyte...
4937220 Method to retard catalyst recrystallization  
The rate of noble metal crystallite recrystallization on a carbon-supported noble metal catalyst is reduced by dispersing two or more different kinds of noble metal-containing crystallites onto the...
4931168 Gas permeable electrode  
Disclosed herein is a gas permeable electrode which comprises a gas permeable layer and a reaction layer, the reaction layer comprising hydrophobic portions and hydrophilic portions. Electrolyte...
4925745 Sulfur tolerant molten carbonate fuel cell anode and process  
Molten carbonate fuel cell anodes incorporating a sulfur tolerant carbon monoxide to hydrogen water-gas-shift catalyst provide in situ conversion of carbon monoxide to hydrogen for improved fuel...
Matches 651 - 700 out of 1042 < 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >