Patents for H01M 4 - Electrodes (97,472)
05/1994
05/17/1994US5312457 Use of hydroquinone to precondition manganese dioxide for use in rechargeable electrochemical cells
05/17/1994CA2010031C Alkaline cell
05/11/1994WO1994010715A1 Platinum-rhodium-iron catalyst
05/11/1994WO1994010714A1 Bifunctional airelectrode
05/11/1994WO1994010713A1 Electrically conductive adhesion promoters on current collectors for electrochemical cells
05/11/1994WO1994010234A1 Polyacetylene-lithium insertion compound, its use in a storage cell and process for the preparation of lithium-conjugated polymer type insertion compounds
05/11/1994EP0596148A1 Electrically conductive polymer composition
05/11/1994CA2147638A1 Platinum-rhodium-iron catalyst
05/11/1994CA2147613A1 Polyacetylene-lithium insertion compound, its use in a storage battery and process for the preparation of insertion compounds of the conjugate polymer-lithium type
05/10/1994US5310829 Quaternary poly(iso) quinolinediyl and preparation thereof
05/10/1994US5310781 Carboxy-substituted
05/10/1994US5310553 Intercalation compounds; nonshort circuiting; efficiency
05/10/1994US5310296 Plunge router with an elastically mounted bushing
05/10/1994CA2042549C Method of manufacturing zinc-alkaline batteries
05/10/1994CA2042527C Zinc-alkaline batteries
05/04/1994EP0595757A1 A nickel-hydride battery used in battery-operated vehicles
05/04/1994EP0595503A1 Method for operating a solid oxide fuel cell generator with lanthanum manganite elektrode
05/04/1994EP0595385A1 Lead-acid battery electrode and method of manufacture
05/04/1994EP0594965A1 Nonaqueous secondary battery
05/04/1994CN1086348A Improvements to electrode plates
05/03/1994US5308720 Positive electrodes for batteries
05/03/1994US5308719 Lead acid batteries containing center lug plates and high performance cast-on straps
05/03/1994US5308714 Method for preventing gas formation in electrochemical cells
05/03/1994US5308712 Air electrode and solid electrolyte fuel cell having the same
05/03/1994US5308711 Durability; mechanical integrity; high current densities; high closed-circuit voltage
05/03/1994US5308465 Membrane for a gas diffusion electrode, process of manufacturing the membrane, and gas diffusion electrode provided with the membrane
05/03/1994US5308374 Leakage inhibitor: gallium oxide; storage stability
04/1994
04/28/1994WO1994009526A1 Electrochemical apparatus for energy storage and/or power delivery comprising multi-compartment cells
04/28/1994WO1994009524A1 Electrochemical apparatus for power delivery utilizing an air electrode
04/28/1994WO1994009522A1 ELECTROCHEMICAL ENERGY STORAGE AND/OR POWER DELIVERY CELL WITH pH CONTROL
04/28/1994WO1994009521A1 High-temperature fuel cell
04/28/1994WO1994009520A1 Fuel cell sealing gasket apparatus and method
04/28/1994WO1994009519A1 Lightweight fuel cell membrane electrode assembly with integral reactant flow passages
04/28/1994DE4235514A1 Hochtemperatur-Brennstoffzelle High temperature fuel cell
04/28/1994CA2145882A1 Electrochemical apparatus for power delivery utilizing an air electrode
04/27/1994EP0593785A1 Secondary cell and its manufacture method
04/27/1994CN1086051A Nickel-hydride accumulator for large capacity electric vehicle
04/26/1994US5307201 Electrode of nickel oxide intercalated with lithium ions and electrochromic devices which incorporate such an electrode
04/26/1994US5306583 An alloy having AB5 formula, A consisting of lanthanum, cerium , neodymium, praseodymium and B consisting of nickel, manganese, aluminum, cobalt; corrosion resistance
04/26/1994US5306580 Electrochemical cell having a coated cup-shaped terminal
04/26/1994US5306579 Bifunctional metal-air electrode
04/26/1994US5306578 An air-diffusing porous sheet impregnated with film-forming silicon between the electrode and air-inlet hole; oxygen permselectivity, nonleakaging; battery for electronic watches, calculators
04/20/1994EP0593281A2 Porous lanthanum manganite sintered bodies and solid oxide fuel cells
04/20/1994CA2108708A1 Nickel-hydride battery used for battery-operated vehicles
04/20/1994CA2098687A1 Lead-acid battery electrode and method of manufacture
04/19/1994USRE34588 Hydrogen storage hydride electrode materials
04/19/1994US5304345 Containing misch metals, nickel; hexagonal crystals; durability
04/14/1994WO1994008358A1 Electrochemical power generating system
04/14/1994WO1994008056A2 Process for producing manganese dioxide
04/14/1994WO1994007629A1 Method and apparatus for producing metal strip
04/14/1994CA2146158A1 Electrochemical power generating system
04/13/1994EP0592301A1 Cathode material and secondary battery using the same
04/13/1994EP0592028A1 Method of forming lead-acid battery electrode
04/13/1994EP0591606A1 Alkaline storage battery and a process for producing a hydrogen storage alloy therefor
04/13/1994EP0591358A1 Immobilized alkaline zinc anode for rechargeable cells with improved conductivity and cumulative capacity
04/13/1994EP0591293A1 Electrolytic cell and capillary slit electrode for gas-developing or gas-consuming electrolytic reactions and electrolysis process therefor.
04/13/1994CN2161999Y Ultra-thin plate lattice lead accumulator
04/13/1994CN1085189A Process for producing manganese dioxide
04/13/1994CN1024205C Super low antimony alloy material of full sealed lead-acid accumulator grid
04/12/1994US5302476 Containing strong porous supported dried paste from mixtures of basic lead sulfates and/or lead oxide with persulfate salts
04/12/1994US5302474 Fullerene-containing cathodes for solid electrochemical cells
04/12/1994CA1328336C Process of producing composite materials consisting of sheet metal plates, metal strips and foils having a skeleton surface structure and use of the composite materials
04/07/1994DE4333040A1 Metal-free accumulator with protic electrolyte - comprises positive active compsn. of crystalline graphite, and negative active compsn. of anthraquinone and soot
04/06/1994EP0590875A1 Metal hydrides
04/06/1994EP0231309B1 Process for manufacturing electrically conductive polythiophene
04/06/1994CN1085014A Process for preparing bismuth inclusion chargeable manganese dioxide
04/05/1994US5300371 Manganese dioxide positive electrode for rechargeable cells, and cells containing the same
04/05/1994US5300272 Microcellular carbon foam and method
04/05/1994US5300206 Antipercolation gas-diffusion electrode and method of making same
04/05/1994US5300165 Method for manufacturing a metallic porous sheet
04/03/1994CA2099757A1 Electrode composition and design for high energy density cells
03/1994
03/31/1994WO1994007275A1 Lithium secondary cell
03/31/1994WO1994007272A1 Energy storage device and methods of manufacture
03/31/1994WO1994006604A1 Perforated metal sheet, its manufacture method, supporter and plate of cell using the sheet
03/31/1994WO1994006577A1 Thin lead film rolling apparatus and method
03/31/1994CA2144657A1 Energy storage device and methods of manufacture
03/31/1994CA2123489A1 Lithium secondary battery
03/31/1994CA2103778A1 Metal hydrides
03/30/1994EP0589549A1 Lead acid batteries containing center lug plates and high performance cast-on straps
03/30/1994EP0589294A1 Nonaqueous secondary battery
03/30/1994EP0589101A1 Refueling system
03/30/1994EP0589100A1 A transport and storage vessel for electric fuel
03/30/1994CN1084578A Grid alloy of totally-enclosed lead-acid accumulator
03/29/1994US5298350 Automobile batteries
03/29/1994US5298349 Method of pretreating a cathode for attaining a stable voltage upon cell assembly
03/29/1994US5298343 Dispersion of platinum group metals in molybdic or tungtstic acids or salts and mixed mechanically
03/29/1994US5298205 Ceramic filter process
03/29/1994US5298037 Hydriding; batteries
03/23/1994EP0588536A2 Creep resistant metal-coated LiFeO2 anodes for molten carbonate and solid oxide fuel cells
03/23/1994EP0588310A2 Hydrogen-absorbing alloy for battery, method of manufacturing the same, and secondary nickel-metal hydride battery
03/23/1994EP0587974A1 Sealed metal oxide-hydrogen storage battery
03/23/1994EP0587973A1 Nickel positive electrode for use in alkaline storage battery and nickel-hydrogen storage battery using the same
03/23/1994EP0587703A1 Electrolysis cell for gas-emitting or gas-dissipating electrolytic processes and process for running the electrolysis cell.
03/23/1994CN2159613Y Rectangular tube lead-acid accumulator
03/22/1994US5296429 Soaking nickel electrode in hydrochloric acid, rinsing with distilled water, drying, coating with noble metal
03/22/1994US5296319 Non-aqueous electrolyte secondary battery
03/22/1994US5296316 Alkali metal energy conversion device
03/22/1994US5296267 Process for preparing non-amalgamated zinc alloy powder for alkali dry cells
03/22/1994US5296261 Impregnating polymer sponge with solution of metal nitrate or sulfate, heat treating to remove organic material and form metal sponge
03/22/1994US5296180 Ceramic process