Patents
Sitemap › H01 - Basic electric elements › H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy › H01M 4 - Electrodes
Patents for H01M 4 - Electrodes (97,472)
11/1999
11/03/1999EP0755576A4 Organic fuel cell, and methods of operation thereof and manufacture of electrode therefor
11/03/1999EP0741607B1 Method of making a catalyst
11/02/1999US5977729 Electrochemical radial cell engine
11/02/1999US5977241 Polymer and inorganic-organic hybrid composites and methods for making same
11/02/1999US5976731 Non-aqueous lithium ion secondary battery
11/02/1999US5976730 Electrical energy generation
11/02/1999US5976489 Spray-drying a solution of manganese acetate and lithium nitrate, lithium hydroxide or lithium carbonate by atomizing the solution to form droplets thereof, and contacting the droplets with a stream of non-oxidizing hot gas
11/02/1999US5976276 Magnesium mechanical alloys for thermal hydrogen storage
11/02/1999CA2009465C Solid state electrochemical cell having porous cathode current collector
10/1999
10/28/1999WO1999054950A1 Electrochemical oxidation of hydrogen sulfide
10/28/1999WO1999054949A2 Method of making closed end ceramic fuel cell tubes
10/28/1999WO1999054947A2 Fuel cell tubes and method of making same
10/28/1999WO1999054946A1 Solid electrolyte fuel cell and method of producing the same
10/28/1999WO1999054945A1 Secondary battery electrode substrate core, secondary battery electrode substrate, methods of manufacturing them and electrode and battery using them
10/28/1999WO1999054517A1 Improved hydrogen storage alloys and methods and improved nickel metal hydride electrodes and batteries using same
10/28/1999WO1999054076A1 Porous sintered body having high porosity, secondary cell electrode base comprising porous sintered body, method of producing the same, and electrode and cell using them
10/28/1999DE19757077C2 Verfahren zur Herstellung von porösen, flächenhaften Komponenten für eine Brennstoffzelle A process for producing porous, sheet-like components for a fuel cell
10/28/1999CA2328355A1 Electrochemical oxidation of hydrogen sulfide
10/28/1999CA2327940A1 Method of making closed end ceramic fuel cell tubes
10/28/1999CA2327939A1 Fuel cell tubes and method of making same
10/28/1999CA2324103A1 Improved hydrogen storage alloys and methods and improved nickel metal hydride electrodes and batteries using same
10/27/1999EP0952622A1 Cell for a metal-air battery
10/27/1999EP0952621A1 Alkaline storage battery and method for charging battery
10/27/1999EP0952241A1 Supported Pt-Ru electrocatalyst, and electrodes, membrane-electrode assembly and solid polymer electrolyte fuel cells, using said electrocatalyst
10/27/1999EP0951743A1 Solid electrolytes containing toughening agents and electrolytic cells produced therefrom
10/27/1999EP0951742A1 Polymer electrolyte, intercalation compounds and electrodes for batteries
10/27/1999EP0868761B1 Electrode substrate for fuel cell
10/27/1999EP0811029B1 Solid polymer electrolyte, battery and solid-state electric double layer capacitor using the same as well as processes for the manufacture thereof
10/27/1999CN1233348A Modified electrode material and its use
10/27/1999CN1232719A Bimetal supported catalyst based on platinum or silver, its manufacturing process and its use for electrochemical cells
10/27/1999CN1045999C Zinc powder for alkaline batteries
10/26/1999US5973912 Polarizable electrode
10/26/1999US5972538 Uses liquid sodium as anode active material, current collector comprises carbon composite material obtained by calcining mixture of expanded graphite powder with thermosetting resin under non-oxidizing atmosphere and is bonded to porous carbon
10/26/1999US5972537 Carbonizing a lignin material to result in the carbon material, and washing, subsequent to the carbonizing step, the carbon material with acid
10/26/1999US5972536 Anode prepared by carbonizing a sample of a plant origin high molecular weight material; pulverizing said carbonized sample and sintering the pulverized product by heating the product in a vacuum or an inert gas atmosphere
10/26/1999US5972533 High temperature rechargeable electrochemical power storage cell
10/26/1999US5972506 A sodium potassium intermetallic carbides or a cyclic polymer, for use in lithium batteries; nontoxic, durability, readily industrialized, no violent reaction when it is immersed in water, moderate cost
10/26/1999US5972306 Cobalt (II) oxide containing cobalt metal, a process for producing it and its use
10/26/1999US5972074 Decarbonizing misch metal or alloy by mixing with titanium, zirconium or oxides and melting in inert atmosphere to form carbides of titanium or zirconium
10/26/1999US5972056 Mixing active material, aqueous dispersion of butadiene-methyl methacrylate copolymer, and water; drying; applying dried mixture to current collector forming battery electrode
10/26/1999CA2160357C Electrochemical cell with zinc anode
10/21/1999WO1999053560A1 Nonpoisoning fuel cell and methods of operating the same with carbonaceous fuels
10/21/1999WO1999053557A1 Improved composition of a selective oxidation catalyst for use in fuel cells
10/21/1999WO1999053556A1 Rechargeable lithium electrochemical cell
10/21/1999WO1999052954A1 Ionomers and ionically conductive compositions
10/21/1999WO1999052826A1 Lithium battery operating up to an upper voltage boundary of 3.5 volts
10/21/1999WO1999052825A1 Lithium battery operating between 1.8 volts and 4.3 volts
10/21/1999WO1999052824A1 Method for preparing transition metal oxide containing lithium or extra lithium, positive electrode active material comprising same, and battery
10/21/1999WO1999052815A1 Soluble metal hydride/transition metal dichalcogenide alloys
10/21/1999WO1999040237A9 Asymmetric electrodes for direct-feed fuel cells
10/21/1999DE19816622A1 Brennstoffzellenanode für die Oxidation von Methanol Fuel cell anode for the oxidation of methanol
10/21/1999CA2327769A1 Improved composition of a selective oxidation catalyst for use in fuel cells
10/21/1999CA2326845A1 Ionomers and ionically conductive compositions
10/21/1999CA2293842A1 Lithium battery operating up to an upper voltage boundary of 3.5 volts
10/21/1999CA2293841A1 Lithium battery operating between 1.8 volts and 4.3 volts
10/21/1999CA2293840A1 Method for preparing transition metal oxide containing lithium or extra lithium, positive electrode active material comprising same, and battery
10/20/1999EP0951088A2 Polyacrylonitrile-based solid polymer electrolyte
10/20/1999EP0951085A1 Dicarbonate additives for non-aqueous electrolyte in alkali metal electrochemical cells
10/20/1999EP0951084A2 Fuel cell anode for the oxidation of methanol
10/20/1999EP0951083A1 Solid state lithium secondary battery
10/20/1999EP0951082A1 Lithium secondary battery
10/20/1999EP0950454A1 Nickel alloy for hydrogen battery electrodes
10/20/1999EP0950266A1 Porous electrode substrate for an electrochemical fuel cell
10/20/1999EP0950023A1 Process for preparing lithium and manganese oxides
10/20/1999EP0805727A4 Improved metal matrix composite
10/20/1999CN1232576A Method of mfg. battery electrode substrate and battery electrode substrate
10/20/1999CN1232438A Lithium/nickel/cobalt composite oxide, process for preparing same, and cathode active material for rechargeable battery
10/20/1999CN1045845C Composite lattice defect metal and hydrogen storage material its preparing method and use
10/19/1999US5969758 DC offset and gain correction for CMOS image sensor
10/19/1999US5968685 Battery electrode substrate and process for producing the same
10/19/1999US5968684 Nickel positive electrode for alkaline rechargeable batteries and nickel metal hydride cells
10/19/1999US5968683 Fluoridated electrode materials and associated process for fabrication
10/19/1999US5968650 Three dimensional interpenetrating networks of macroscopic assemblages of randomly oriented carbon fibrils and organic polymers
10/19/1999US5968450 Scandium containing hydrogen absorption alloy and hydrogen absorption electrode
10/19/1999US5968392 Roller having heater for rolling electrode composite plate of electrical storage cell
10/19/1999US5968225 Hydrogen storage alloy powder and an electrode comprising the same
10/16/1999CA2253161A1 Electrochemical oxidation of hydrogen sulfide
10/15/1999CA2268694A1 Fuel cell anode for the oxidation of methanol
10/14/1999WO1999052162A1 Water-activated storage battery
10/14/1999WO1999052160A1 Water-activated storage battery with cathode member including fluorinated ion exchange polymer
10/14/1999WO1999051526A1 Method for producing lithium metal oxides
10/14/1999DE19849468A1 Roller electrode assembly for secondary battery
10/14/1999DE19815611A1 Verfahren zur Herstellung von Lithium-Metall-Oxiden Process for the preparation of lithium-metal-oxides
10/14/1999DE19815455A1 Combined electrolysis and fuel cell e.g. for electric vehicle, emergency current supply, mains supply voltage fluctuation compensation, energy storage in space travel and as teaching aid
10/14/1999CA2324936A1 Method for producing lithium metal oxides
10/13/1999EP0949703A1 Gas diffusion electrode, solid polymer electrolyte membrane, method of producing them, and solid polymer electrolyte type fuel cell using them
10/13/1999EP0949702A1 Secondary battery power source
10/13/1999EP0949701A1 Secondary lithium battery with thermally treated cathode
10/13/1999EP0949700A1 Process and apparatus for the manufacture of lead plates for lead-acid batteries
10/13/1999EP0949364A2 Flexible ignition resistant biregional fiber, articles made from biregional fibers, and method of manufacture
10/13/1999EP0949028A1 High strength spongy sintered metal composite sheet and production method thereof
10/13/1999EP0948826A1 Method and anode for improving the power density of lithium secondary batteries
10/13/1999EP0948825A1 Lithium secondary battery with flake graphite negative electrode
10/13/1999EP0948671A1 Method for preparation of metal intercalated fullerene-like metal chalcogenides
10/13/1999EP0948668A1 Electrodes and methods of making them
10/13/1999EP0658269B1 Solid polymer electrolyte, battery and solid-state electric double layer capacitor using the same as well as processes for the manufacture thereof
10/13/1999CN2343680Y Battery bridge foundry machine
10/13/1999CN1231626A Hydrogen absorbing alloy powder and method of producing hydrogen absorbing alloy powder
10/13/1999CN1231525A Electrode for fuel cell and making method thereof
10/13/1999CN1231524A Activation process for quick solidifying cathode hydrogen storage alloy
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