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WO/2003/103072A2 |
An anode structure is provided that compensates for anode expansion during cell discharge, maintains substantially uniform distance between the anode (204) and cathode (114), and/or facilitates anode removal for refueling operations. The...
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WO/2003/103071A2 |
A system and method for charging and thus extending the life of an electrical storage device is disclosed. The system provides for developing an essentialized cell model structure of the electrical storage device; determining model param...
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WO/2003/103073A2 |
The present invention provides a method of manufacturing metal-air cells systems. The method includes a thermoset molding step to integrate the cell structure with necessary cell components. In particular, a metal-air cell frame is produ...
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WO/2003/092094A2 |
A polymer matrix material, and an electrochemical cell using a polymer matrix material includes a polymerzazion product of one or more monomers selected from the group of water-soluble, ethylenically-unsaturated acids and acid derivative...
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WO/2003/092138A2 |
A 3 M V(IV) bromide solution in 3-4 M HBr or HBr/HCl mixture is added to both sides of the redox flow cell or battery. On fully charging the cell, the vanadium (IV) bromide solution is reduced to produce 3M VBr2 in the negative half-cell...
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WO/2003/090294A2 |
Composite film articles and assemblies that include at least one layer of expanded fluoropolymer bonded to at least one thermoplastic sheet are fabricated using a method which can adjust the gas and liquid permeability of the composite f...
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WO/2003/088392A2 |
A system for measuring available energy in a metal fuel cell is provided.The system comprises first componentry for measuring an electrical propertyof a mixture formed from one or more reaction products dissolved in a reactionmedium. The...
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WO/2003/071620A2 |
A metal air cell (10) and cell system is provided. In general, the cell (10) includes a cathode structure (14) comprising opposing cathode portions and a space configured for receiving an anode structure (12). The anode structure (12) in...
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WO/2003/067683A2 |
Various aspects of the present invention relate to current collector arrangements and compositions in an electrochemical device. In an electrochemical device used to convert chemical energy via an electrochemical reaction into electrical...
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WO/2003/067685A2 |
A catalyst, active layer, and cathode for metal air and other air-assisted cells and methods of producing these are disclosed. The cathode produced comprises a substantially unoxidized carbon support with a manganese or other oxide catal...
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WO/2003/061041A2 |
An electrochemical power system including one or more fuel cells integratedon or into a substrate is described. For each fuel cell, at least two stacked layerscomprising a cathode layer and an ion exchange layer are situated within thesu...
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WO/2003/061057A1 |
The rechargeable metal air electrochemical cell generally includes a pair of air cathode portions centrally disposed and attached to each other with a collapsible mechanism. Anodes are disposed in ionic communication with each air cathod...
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WO/2003/058736A1 |
Provided herein is a structure for use in an electrochemical cell system. The structure includes a dry component housing (180) including a plurality of dry components (110), including an anode (112) and a cathode (132). One end of the dr...
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WO/2003/055037A1 |
A small flat motor capable of suppressing an installation height due to a reduced thickness, reducing the number of parts to reduce a cost, and increasing a reliability, comprising plate-like extension flanges (170a) to (170d) outwardly ...
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WO/2003/054987A2 |
The invention relates to a method for producing a zinc electrode, especially for a rechargeable zinc-air battery. According to the inventive method, a dispersion containing zinc is applied to a cellulose fibre layer and is filtered there...
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WO/2003/054989A2 |
The invention relates to a method for producing a carbon support material for an electrode, especially for a rechargeable zinc-air storage battery, according to which the soot is graphitized for stabilization. Said graphitized soot is su...
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WO/2003/052843A2 |
According to the present invention an alkaline electrochemical cell can contain an anode having an anode active material, an alkaline electrolyte, a gelling agent and an oxazoline surfactant additive. The invention relates to an anode mi...
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WO/2003/041211A2 |
A refuelable and rechargeable metal air electrochemical cell includes a removable and rechargeable metal fuel anode, and air cathode, a third electrode, and a separator in ionic communication with at least a poriton of a major surface of...
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WO/2003/037512A2 |
A container is provided generally including a first portion configured for containing a first substance and a second portion configured for containing a second substance. The first substance is applied to process, generally for productio...
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WO/2003/038925A2 |
An anode material for a metal air electrochemical cell is provided. The anode material comprises metal and/or metal oxide particles and a polymer electrolyte, particularly a polymer matrix material including electrolyte supported within ...
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WO/2003/038160A1 |
A storage stable hydrogen cell comprising an anode cap subassembly (20), cathode can subassembly (30), and a grommet (40) is disclosed. For one embodiment the cathode (36) in the cathode can subassembly is configured for contact with the...
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WO/2003/038926A2 |
A hydrogen storage alloy active material for the anode of Ovonic instant startup&sol regenerative fuel cells. The active material includes a hydrogen storage alloy material with a water reactive chemical hydride additive, which, upon uti...
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WO/2003/036749A2 |
An electrochemical power source having a cell in which a flow path delivers a flow of reaction solution through a particulate anode and one or more particle releasersare situated along the flow path and configured to release from the cel...
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WO/2003/034524A2 |
A method and apparatus for converting single multiphase fluid flow into plural multiphase fluid flows having substantially uniformcomposition and flow properties. A manifold comprises an enclosure having an inlet and an inner surface per...
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WO/2003/034531A1 |
An electrolyte containing an aqueous solution having potassium hydroxide and potassium pyrophosphate dissolved therein. The electrolyte is used as electrolyte for nickel-zinc alkaline rechargeable batteries.
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WO/2003/032419A2 |
Methods of making an oxygen reduction catalyst are described in which carbon black,one or more metal-containing and/or nitrogen-containing precursor(s) are provided to areaction zone, and the carbon black is rendered catalytically active...
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WO/2003/021709A1 |
The inventive accumulator comprises a body, a separator, negative and positive electrodes made of carbon material and an electrolyte solution containing halogenide ions. Said accumulator is characterised in that the positive electrode co...
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WO/2003/017405A2 |
A fuel cell system is described for providing primary, auxiliary, or backup power to one or more loads upon or after the occurrence of a power demand or outage condition. A controller senses the power demand or outage condition, and, res...
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WO/2003/012913A2 |
A method of improving the performance of magnesium containing electrodes used in metal/air batteries (fuel cells), comprising the addition of one or more additives to the electrolyte or electrode surface. The additives are selected from ...
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WO/2003/001619A2 |
The anode structure comprises a metal constituent and a base at least partially contained by a separator. Additionally, a method of manufacture of an anode structure is provided, wherein a metal constituent and a base are integrally form...
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WO/2002/103826A2 |
An additive compound for oxidizable metal such as zinc is provided. The additive includes a sorbitan based compound of the formula (1), wherein R1, R2, R3 may be the same or different, and are each selected from the group consisting of O...
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WO/2002/101852A2 |
A copolymer of an ethylenically unsaturated carboxylic acid, e.g. acrylic or methacrylic acid, and an aromatic sulphonate or carboxylate, e.g. sodium styrenesulphonate, either alone or supported on a substrate, may be used as a separator...
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WO/2002/101853A2 |
A metal air cell system is provided. The system includes a cathode having a pair of oxidant sides and anode sides. An anode is provided in two parts, each part having a side complementary each anode side of the cathode. A separator is di...
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WO/2002/101851A2 |
An anode can for an electrochemical cell is disclosed. The anode can is no more than 0.0050 inch thick, and the can includes a copper layer and a stainless steel layer. The ratio of the copper layer thickness to the stainless steel layer...
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WO/2002/095847A1 |
An electrochemical cell is presented having an improved separator disposed at the interfaced of the anode and cathode. In particular, the separator conforms to the contour of the electrode and is thinner than conventional separators made...
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WO/2002/095850A1 |
An anode is provided for an electrochemical cell having an ionically conductive additive, such as Laponite$m(3) or any alternative clay suitable to improve the transport of hydroxyl ions into anode during discharge.
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WO2001028028A9 |
A novel battery construction including a plurality of discharging cells formed by a cathode structure (20) having a plurality of relatively small cathode elements (21A) on a cathode support structure, and an anode structure (23) having o...
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WO/2002/093667A2 |
Electrochemical cell systems are disclosed herein that are capable of selective ionic isolation, oxidant isolation, oxidant removal, moisture control, and combinations thereof. Selective ionic isolation is generally effectuated by select...
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WO/2002/089239A2 |
A method of making a battery having a cathode includes contacting carbon particles with an oxidizing agent, such as, for example, an inorganic acid, an organic acid, or an oxidizing gas, and incorporating the carbon particles into the ca...
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WO/2002/087006A1 |
A hybrid electrochemical cell system is provided. In one embodiment, the hybrid system includes a cathode, an electrolyte, and a plurality of anode portions. A first anode portion is in ionic communication with the cathode via the electr...
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WO/2002/086984A2 |
An improved aluminum-air diffusion cathode battery having an aluminum or aluminum/alloy anode; an air diffusion cathode; an aqueous electrolyte containing metal cations selected from the group consisting of alkali metal cations; the impr...
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WO/2002/084761A2 |
A zinc/air button cell comprising a cathode casing and an anode casing wherein the anode casing is inserted into the cathode casing. The anode casing is formed of multiclad metal layers, for example nickel/stainless steel/copper. A prote...
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WO/2002/082576A2 |
A rechargeable electrochemical cell system is provided. The system includes a plurality of cells, wherein each cell is comprised of a first electrode, a second electrode, and a third electrode electrically isolated from the second electr...
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WO/2002/082614A2 |
A fuel cell comprising: (a) a binary anode (54), (b) a cathode (44), and (c) a liquid electrolyte (48) disposed between and interacting with the binary anode (54) and the cathode (44), wherein the binary anode (54) includes at least one ...
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WO/2002/075749A1 |
The invention relates to a compound having a high conductivity for electrons, characterized in that it is of the type ABC¿(x-$g(d))?Hal¿(y-$g(z))? with a potassium nickel fluorite structure, where x + y = 4, and Δ and $g(z) lie betwee...
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WO/2002/073713A2 |
A metal-gas cell storage battery (10), such as a zinc-air cell battery, has one or more battery cells (12) wherein each battery cell (12) comprises a metallic anode (24) sandwiched between a pair of gas cathodes (18, 20). Each gas cathod...
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WO/2002/073732A2 |
A refuelable metal air electrochemical cell comprising an anode structure containing anode paste for a metal air electrochemical cell is provided. The anode paste comprises metal particles, a gelling agent, and a base. The spent anode st...
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WO/2002/071522A1 |
In a regenerative fuel cell, a positive chamber is separated from a negative chamber by a cation exchange membrane. The positive chamber comprises a positive electrode and a bromine-containing electrolyte. The negative chamber comprises ...
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WO/2002/069422A2 |
An electrode for an electrochemical cell is provided. The electrode comprises a plurality of fibers comprised of an electrically conductive material configured to conduct electrons to an electrolyte of the electrochemical cell.
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WO/2002/066834A1 |
An actuator device for force-feeding air, comprising two diaphragms (8, 9) opposed to each other, voice coils (6, 7) installed on the surfaces of the diaphragms (8, 9), a magnet (2) formed integrally with pole pieces (3, 4), a yoke (5) o...
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