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4043933 |
Method of fabricating a fuel cell electrode
A method of fabricating a fuel cell electrode comprising an electrocatalyst and binder wherein the colloidal chemistry of the aqueous catalyst and the binder suspension are controlled during the...
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4031292 |
Method for the preparation of an electrocatalyst
Electrocatalysts which may be used in the preparation of electrodes for electrochemical cells such as fuel cells comprising a refractory inorganic oxide having a carbonaceous pyropolymer forming at...
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4031033 |
Method for producing powdered wetproofed material useful in making gas-diffusion electrodes
Powdered wetproofed materials, useful for the manufacture of gas-diffusion electrodes, are produced by forming a suspension of an electroconductive powder in a liquid which is water or an organic...
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4024044 |
Electrolysis cathodes bearing a melt-sprayed and leached nickel or cobalt coating
A cathode adapted for the electrolysis of water or an aqueous solution of an alkali metal halide salt because it gives prolonged lowering of hydrogen overvoltage is provided by an electrically...
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3933684 |
Method of forming palladium oxide and palladium particles
This disclosure deals with a novel catalytic structure embodying palladium metal particles (and in some instances palladium and gold metal particles) in the approximately 20-40 Angstrom size range...
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3932304 |
Method for forming a catalytic deposit
A method for producing a catalytic carbon deposit on a conductive support mprising admixing (i) a suspension of between 200 and 400 grams per liter of catalytic carbon in a liquid medium, with (ii)...
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3926844 |
Catalysts for the cathodic hydrogen development
A process for the production of catalysts for the cathodic hydrogen evolution in alkaline electrolytes, which comprises depositing at least one X-ray-amorphous boride compound of nickel, cobalt or...
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3902917 |
Process for the production of tungsten carbide catalyst adapted for use in fuel cells
Processes of preparing tungsten carbide catalysts adapted for use in making electrodes for use in electrochemical fuel cells for the direct production of electrical energy by oxidation of hydrogen,...
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3900602 |
Method and device for the manufacture of catalytic layers for electrodes in electrochemical cells, particularly fuel cells
Method and apparatus for the manufacture of catalytic layers by deposition of a catalyst powder on a substrate comprises the acceleration of the catalyst powder in a direction approximately...
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3898103 |
Semi-conductor electrode depolarizer
An oxygen electrode is based on silver and a chemisorbing semi-conducting oxide. The chemisorbing lattice-defect oxide/silver catalyst mixture, particularly with defect copper oxide permits...
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3859181 |
STABILIZATION OF NICKEL BORIDE CATALYST IN POTASSIUM HYDROXIDE ELECTROLYTES
This invention relates to hydrazine fuel cell electrodes employing nickel boride as a catalyst and used with aqueous potassium hydroxide electrolytes. More particularly, this invention relates to...
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3852116 |
STABILIZATION OF NICKEL BORIDE CATALYST IN POTASSIUM HYDROXIDE ELECTROLYTES
This invention relates to fuel cell electrodes employing nickel boride as a catalyst and used with aqueous potassium hydroxide electrolytes. More particularly, this invention relates to mildly...
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3793081 |
SULFIDED TRANSITION METAL FUEL CELL CATHODE CATALYSTS
An improved electrochemical cell has an acid electrolyte and a catalytic amount of at least one acid insoluble sulfide of a transition metal in the cathode. The preferred cathode catalyst is a...
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3793083 |
METHOD OF FORMING AN ELECTRODE OF MIXED CATALYST POWDERS
A method of forming mixed catalyst powders is described which comprises mixing together a first at least partially soluble metallic salt containing an ion capable of being reduced, a second at...
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3791872 |
METHOD FOR PRODUCTION OF ELECTRODE FOR ELECTROCHEMICAL CELLS
An electrode for electrochemical cells constituting a porous cover layer of fibrous material and a layer of pulverulent catalyst. The catalyst particles are connected with each other as well as...
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3790410 |
METHOD FOR THE MANUFACTURE OF POWDERED TUNGSTEN CARBIDE CONTAINING ELECTRODE MATERIAL
Method of making electrode material containing tungsten carbide particles which comprises mixing tungsten carbide with a solid or liquid cokable organic substance. A solution of such organic...
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3784412 |
METHOD FOR THE MANUFACTURE OF POWDERED TUNGSTEN CONTAINING ELECTRODE MATERIAL
Method for making electrode material containing tungsten in powdered form. A tungsten compound selected from a halide or oxide, a tungstic acid, a tungstate, a thiotungstate is mixed with a solid...
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3784415 |
METHOD OF MAKING A HIGH VOLTAGE DEPOSITED FUEL CELL COMPONENT
This invention pertains to a method of making an improved high voltage deited fuel cell component. The improved fuel cell component is especially adaptable to high voltage, high power applications...
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3769094 |
METHOD FOR PRODUCING FUEL CELL ELECTRODES HAVING HIGH ACTIVITY
Very active fuel cell electrodes are produced by intimately mixing finely comminuted carbides, nitrides or silicides of transition elements of groups IV to VII with a graphite compound or a finely...
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3765947 |
METHOD OF MAKING FUEL CELL ELECTRODE
A fuel cell electrode embodying an anodic catalyst including platinum and rhodium oxides and an oxide selected from the oxides of nickel, cobalt, iron and copper together with a component...
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3755193 |
PROCESS FOR THE FABRICATION OF NITROGEN CONTAINING PULVERIZED CARBON
A process for the fabrication of nitrogen containing pulverized carbon for incorporation thereof as an electrode material for electrochemical cells, particularly fuel cells. A carbonizable,...
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3716403 |
A METHOD OF MAKING SEMI-CONDUCTIVE CATHODES
The cathodes produced by the methods of this invention have relatively good conductivity and have a high proportion of energy productive materials and a significantly low proportion of non-energy...
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3709834 |
METHOD OF MAKING A URANIUM CONTAINING CATALYST FOR A METAL ELECTRODE
An electrochemical electrode adapted for use in fuel cell batteries, metal-air batteries and electrochemical oxygen evolution instruments, and comprising an active catalyst which contains uranium...
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3673801 |
PROPULSION METHOD USING CATALYTIC DECOMPOSITION OF HYDRAZINE
A method is provided for decomposing fuel comprising substantially hydrazine in which the hydrazine is brought in contact with a catalyst consisting essentially of solid porous Raney cobalt. The...
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3674710 |
RANEY MIXED CATALYST
A Raney mixed catalyst for use as a fuel cell electrode. The catalyst contains nickel, molybdenum and one of the metals titanium or zirconium. The catalyst is prepared from a Raney alloy, which...
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3663303 |
PROCESS OF MAKING A GAS DIFFUSION ELECTRODE
A porous gas diffusion electrode which is composed of a gas-permeable support and an electrically conductive catalyst layer of electrocatalytically active metal is made by applying the catalyst...
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3617389 |
PREPARATION OF RANEY CATALYST FUEL CELL ELECTRODES
In the preparation of Raney alloy fuel cell electrodes using polytetrafluoroethylene as a binder, harmful reaction of the binder with the aluminum or other reactive metal of the Raney alloy is...
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3546083 |
POLYMERIZATION OF OLEFINIC COMPOUNDS AND CATALYSTS THEREFOR
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3537906 |
PROCESS FOR PRODUCING A FUEL CELL ELECTRODE
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3533851 |
METHOD FOR PRODUCING FUEL CELL ELECTRODES
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3532556 |
PROCESS FOR FORMING PLATINUM COATED ELECTRODE
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3502509 |
SILVER CATALYZED FUEL CELL ELECTRODE
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3480479 |
FUEL CELL AND PROCESS USING MOLYBDENUM OXIDE AND TUNGSTEN DISULFIDE CATALYST
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3479228 |
PROCESS FOR THE PREPARATION OF ELECTRODE MATERIAL FROM NICKEL SALT AND BORON CONTAINING COMPOUND
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3460994 |
METHOD OF MANUFACTURING A CATALYTIC OXYGEN ELECTRODE FOR ALKALINE FUEL CELLS
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3458358 |
FUEL CELL ELECTRODE
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3457116 |
METHOD FOR CHEMICALLY REDUCING NOBEL METAL COMPOUNDS
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3449169 |
PLATINUM PHOSPHIDE FUEL CELL AND METHOD OF PREPARATION
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3442715 |
METHOD OF MAKING DIFFUSION MEMBRANE ELECTRODES FROM VISCO ELASTIC DOUGH
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3441390 |
FUEL CELL ELECTRODE
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3437446 |
APPARATUS FOR AND METHOD OF DETECTING SULFUR-CONTAINING COMPOUNDS
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3429751 |
ELECTROLYTICALLY DISSOLVING ONE ALLOY COMPONENT FROM A RANEY-TYPE ALLOY ENCASED IN A POROUS INERT MATERIAL
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3425875 |
METHOD OF PREPARING FUEL CELL ELECTRODE CONTAINING FLUOROCARBON POLYMER AND CARBON BLACK-SUPPORTED PLATINUM GROUP METAL
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3424619 |
PROCESS FOR USING FUEL CELL WITH HYDROCARBON FUEL AND PLATINUM-NIOBIUM ALLOY CATALYST
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3411954 |
Method of making electrodes
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3411953 |
Method of producing a fuel cell electrode containing a nickel-phosphorus alloy as the catalyst
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3410935 |
Method of making sintered platinumplastic electrode
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3405011 |
Electrode comprising thin porous metallic matrix and process for making same
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3405010 |
Spinel-ruthenium catalyzed electrode
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3403057 |
Method of forming a fuel electrode containing a raney catalyst
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