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Patent Searching and Data


Matches 701 - 750 out of 5,908

Document Document Title
WO/2004/091011A1
A zinc/air cell having thin walled cup shaped anode casing and cathode casing. The cell may be a button cell having an anode comprising zinc and a cathode, which may be catalytic, comprising manganese dioxide. The anode and cathode casin...  
WO2002059990A3
An electrochamical cell (1) includes a hydrogen selectively permeable membrane (6) associated with an outlet (8) of the housing (10). The hydrogen selectively permeable membrane (6) includes a substrate layer (90) and a hydrogen transpor...  
WO/2004/082060A1
A high current capacity air battery comprising at least one (4,5) of air storage structure (4) capable of retaining and passing oxygen as a positive electrode active material and electrolyte (5) capable of absorbing moisture from air. Th...  
WO2004045005A3
Electrode compositions can be formed comprising a fibrillatable polymer, a particulate electrical conductor a surfactant and a liquid. Corresponding methods apply shear to fibrillate the polymer, in which the surfactant facilitates the p...  
WO2003041211A3
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...  
WO2004025754A3
A self-controlling fuel cell power system comprises a fuel cellsubsystem having a plurality of possible operating states and a controllerwhich transitions the subsystem among the states. A related methodcomprises sensing one or more subs...  
WO2003067683A3
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...  
WO2004023592A3
The present invention relates to air electrode batteries, that is batteries in which air is admitted to an electrode, normally the cathode, either for normal discharge operation of the battery or, at low or nil discharge rates, to restor...  
WO/2004/064175A2
An electrochemical cell is presented having an improved separator disposed at the interface of the anode and cathode. In particular, the separator includes one or more windings of perforated fabric. A conformal separator coating is appli...  
WO2004025755A3
Improved fuel cell systems comprise a fuel delivery system having a fluidization apparatus (105) and a fluidization pump (106) for creating an electrolyte flow suitable for fluidizing at least a portion of the fuel particles located with...  
WO2004032306A3
The present invention relates to a fuel cell including a metal anode as fuel and a biocompatible membrane.  
WO2003054989A3
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...  
WO2004025755A9
Improved fuel cell systems comprise a fuel delivery system having a fluidization apparatus and a fluidization pump for creating an electrolyte flow suitable for fluidizing at least a portion of the fuel particles located within the fluid...  
WO/2004/045005A2
Electrode compositions can be formed comprising a fibrillatable polymer, a particulate electrical conductor a surfactant and a liquid. Corresponding methods apply shear to fibrillate the polymer, in which the surfactant facilitates the p...  
WO2002099912A3
An anode structure for a metal air electrochemical cell is provided. The structure includes a plurality of compartments, which are at least partially isolated from one another. A metal air cell using the anode structure includes the anod...  
WO2003088392A3
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...  
WO2004023593A3
An electrochemical cell or cell system includes an air mover, such as a fan (32), and one or more pressure-sensitive mechanisms (35), such as a slit valve, that allow air to enter or to exit the cell or system. Said pressure-sensitive me...  
WO2004027900A9
A spray method of applying liquid adhesive to surfaces of components ofan electrochemical cell. The adhesive is applied by spraying through a nozzle, preferably activated by a piezoelectric transducer. The nozzle can be an elongated resi...  
WO/2004/038829A2
The present system and method allow for electrolyte replenishment without removal of metal fuel in refuelable metal air electrochemical cell systems (100). The system generally includes one or more cells for holding electrolyte. Where se...  
WO/2004/038829A3
The present system and method allow for electrolyte replenishment without removal of metal fuel in refuelable metal air electrochemical cell systems (100). The system generally includes one or more cells for holding electrolyte. Where se...  
WO/2004/038827A3
A metal air cell system [100] is provided, generally wherein a common structure [144] is used to electrically connect anodes [142' and cathodes [114], and provide a sealed structure [120] preventing liquid electrolyte leakage. A mechanis...  
WO/2004/038886A2
A method for deposition of an electrocatalyst layer by dispersing electrocatalyst particles in a liquid carrier to be deposited onto a surface by a direct write tool and then heating to form electrocatalyst layer is taught. Membrane elec...  
WO/2004/038827A2
A metal air cell system [100] is provided, generally wherein a common structure [144] is used to electrically connect anodes [142' and cathodes [114], and provide a sealed structure [120] preventing liquid electrolyte leakage. A mechanis...  
WO/2004/036055A2
A method and apparatus for converting single multiphase fluid flow into plural multiphase fluid flows having substantially uniform composition and flow properties. A manifold comprises an enclosure having an inlet and an inner surface pe...  
WO/2004/032306A2
The present invention relates to a fuel cell including a metal anode as fuel and a biocompatible membrane.  
WO2003001619A3
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...  
WO2003103072A3
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...  
WO2002084761A3
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...  
WO/2004/027900A2
A spray method of applying liquid adhesive to surfaces of components ofan electrochemical cell. The adhesive is applied by spraying through a nozzle, preferably activated by a piezoelectric transducer. The nozzle can be an elongated resi...  
WO2003103073A3
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...  
WO2002099912A9
An anode structure for a metal air electrochemical cell is provided. The structure includes a plurality of compartments, which are at least partially isolated from one another. A metal air cell using the anode structure includes the anod...  
WO/2004/025760A1
Improved fuel compositions have improved flaw properties for use in zinc/air (oxygen) fuel cell systems. In some embodiments, an improved fuel composition comprises a collection of particles having zinc and at least one non-zinc metal ha...  
WO/2004/025766A1
An improved electrolyte-particulate fuel cell (30) where the fuel cell (30) includes an anode (34), cathode, a bottom surface area formed by the anode (34) and cathode where fuel flows from top to bottom, and a screen (36) where the scre...  
WO/2004/024996A1
A method for operating an electrolyzer to produce metal particles by electrolysis of an electrolyte solution (110) while optimizing electrolyzer service life and particle quality. An electrolyzer immersed in a body of electrolyte (110) i...  
WO/2004/025755A2
Improved fuel cell systems comprise a fuel delivery system having a fluidization apparatus (105) and a fluidization pump (106) for creating an electrolyte flow suitable for fluidizing at least a portion of the fuel particles located with...  
WO/2004/025754A2
A self-controlling fuel cell power system comprises a fuel cellsubsystem having a plurality of possible operating states and a controllerwhich transitions the subsystem among the states. A related methodcomprises sensing one or more subs...  
WO/2004/024990A1
A system for maintaining a concentration range of an electroreduciblemetal species undergoing electrolysis within a predetermined concentration rangecomprises a first container containing a body of an electrolyte solution in which ametal...  
WO/2004/023593A2
An electrochemical cell or cell system includes an air mover, such as a fan (32), and one or more pressure-sensitive mechanisms (35), such as a slit valve, that allow air to enter or to exit the cell or system. Said pressure-sensitive me...  
WO2002069422A3
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.  
WO2003034524A3
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...  
WO/2004/023582A2
Electrochemical cells and electrochemical cell systems are disclosed.  
WO/2004/023585A1
A zinc air-type battery comprising first and second cathodes each with positive contacts and an anode with a negative contact. The second cathode is situated proximal to the negative contact and proximal to the anode, which can enable ai...  
WO/2004/023592A2
The present invention relates to air electrode batteries, that is batteries in which air is admitted to an electrode, normally the cathode, either for normal discharge operation of the battery or, at low or nil discharge rates, to restor...  
WO2003054987A3
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...  
WO2003092138A3
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...  
WO2002103826A3
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...  
WO/2004/015799A1
A power supply system for powering an electric motor (16) in an electric vehicle includes a metal-air converter (12) connected to the motor (16) for driving the motor (16) and a generator (10) connected to the metal-air converter (12) fo...  
WO2003012913A3
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 ...  
WO2002086988A9
Herein disclosed is a metal air electrochemical cell, which generally includes an anode metal fuel material that may be infused into a container. The container may comprise a metering device, such as a toothpaste-like container, a syring...  
WO/2004/008563A2
The invention provides a housing (310) for the cathode and the anode of a zinc/air fuel cell. The housing (310) includes a first housing component (312) which defines a chamber (320) for the anode and an air cathode opening (324) leading...  

Matches 701 - 750 out of 5,908