Patents for H01M 4 - Electrodes (97,472)
03/1991
03/07/1991WO1990014693A3 Process for the production of battery paste
03/07/1991DE3929307A1 Negative electrode for lead accumulator - has active material treated with lignin-based expansion agent
03/06/1991EP0415876A1 Continuous electroplating of conductive foams
03/06/1991EP0415856A2 Rechargeable electrochemical generator containing solid state polymers
03/06/1991EP0415607A2 Alkaline cell with a coated anode current collector
03/06/1991EP0415533A1 Electrical storage cell resistant to freezing
03/06/1991EP0414990A1 Alkaline cell
03/06/1991EP0414902A1 Totally solid secondary cell
03/06/1991EP0414727A1 Method and material for making electrode, cell with the electrode.
03/05/1991US4997730 Polyethylene terephthalic additive
03/05/1991US4997729 Anode for high temperature fuel cell
03/05/1991US4997725 Electrocatalytic oxidative dimerization of methane
03/05/1991CA1281069C Process for producing a catalytic layer for a fuel cell electrode and such a catalytic layer
02/1991
02/27/1991EP0414270A2 Fuel cell utilizing solidous electrolyte
02/27/1991EP0414118A1 Beltless battery grid pasting machine
02/26/1991US4996129 Battery
02/26/1991CA1280803C Negative electrode for lead accumulators
02/22/1991WO1991003079A1 Sea water battery with metal cathode and method for making a cathode
02/21/1991WO1991002384A1 Battery using manganese vanadate as active positive material
02/21/1991WO1991002383A1 Battery using oxides as positive active material
02/20/1991EP0413382A1 Electrochemical energy storage devices containing an electrically conductive polymer and their applications
02/20/1991EP0413331A2 Aluminium compound additives to reduce zinc corrosion in anodes of electrochemical cells
02/20/1991EP0413313A2 Non-aqueous secondary cell
02/20/1991EP0413029A1 Method of producing hydrogen-occlusion alloy and electrode using the alloy
02/19/1991US4994334 Alloy support of hydrophobic three-dimensional porous body
02/19/1991US4994333 Galvanic primary cell
02/19/1991US4994221 Method for the production of a carbon electrode
02/18/1991CA2021634A1 Coated anode current collector for alkaline cells
02/18/1991CA2021373A1 Lead-containing anode current collector for alkaline cells
02/17/1991CA2023063A1 Aluminum compound additives to reduce zinc corrosion in anodes of electrochemical cells
02/14/1991DE4025244A1 Alkali manganese battery with cathode compsn. - contg. low mol. poly-tetra:fluoroethylene as binder for active material and electroconductive filler to prevent disintegration
02/13/1991CN2071389U Sheet rolled lead accumulator
02/13/1991CN1011648B Negative plate electrode of closed alkaline accumulator
02/12/1991US4992559 Polymerizable thiophene monomers
02/12/1991US4992345 Halogenation active cathode with alkali metal
02/12/1991US4992343 Lead-containing anode current collector for alkaline cells
02/12/1991US4992342 Stabilized carbonate fuel cell cathode
02/12/1991US4992341 Fabrication of dual porosity electrode structure
02/12/1991US4992126 Method for making a current collector bonded to a solid polymer membrane
02/06/1991EP0411949A1 Forming lithium layers on substrates
02/06/1991CN1049070A Protective bag and absorption material of accumulator plate
02/05/1991US4990414 Using polyvinylpyrrolidone binder to prevent hydration of cadmium oxide
02/01/1991CA2019740A1 Electrical storage cell resistant to freezing
01/1991
01/30/1991EP0410946A1 Decomposition of detrimental substances
01/30/1991EP0410935A1 Preparation of vanadium rich hydrogen storage alloy materials
01/30/1991EP0294472A4 Secondary battery
01/29/1991US4988589 Paste-type cadmium electrode for use in an alkaline storage cell and its manufacturing method
01/29/1991US4988588 Miniature porous electrode and method of making
01/29/1991US4988587 Niobium selenide in nonaqueous lithium cells
01/29/1991US4988585 Bias on consumable metal anode against separator
01/29/1991US4988581 Batteries, foam
01/29/1991CA2022522A1 Lithium manganese oxide
01/23/1991EP0409794A1 Alloy preparation of hydrogen storage material
01/23/1991EP0409616A1 Wound electrode assembly for an electrochemical cell
01/23/1991EP0409192A1 Electrode for secondary battery
01/23/1991EP0408718A1 Lead-antimony alloy suitable for making battery grids
01/23/1991CN1048771A Sealed accumulator without maintenance
01/22/1991WO1991001219A1 Electro-conductive sheets
01/22/1991US4987042 Electrodes for rechargeable batteries
01/22/1991US4987041 Sealed nickel-cadmium battery
01/22/1991US4986317 Red lead
01/22/1991CA2063803A1 Electro-conductive sheets
01/22/1991CA2021353A1 Electrode for secondary battery
01/21/1991WO1991001573A1 Rechargeable nickel electrode containing electrochemical cell and method
01/21/1991WO1991001572A1 Battery comprising lithium vanadium oxide as active material
01/21/1991CA2037047A1 Battery comprising lithium vanadium oxide as active material
01/16/1991EP0408249A2 Non-aqueous alkali metal battery having an improved cathode
01/16/1991EP0408118A1 Electrochemical cell
01/16/1991EP0408105A1 Fluorinated thiophenes, conductive polymers from these thiophenes, process for their obtention and devices containing these polymers
01/16/1991EP0408103A1 Electrode for use in a gas fuel cell which contains a set of electrodes
01/15/1991US4985386 Carburized platinum catalysts and process for preparing the same employing acid amine salts
01/15/1991US4985318 Solid Solution of Zinc or Magnesium in a Crystal of Nickel Hydroxide
01/15/1991US4985316 Carbon coated fibers
01/15/1991US4985124 Electrically conducting polyheteroaromatics and a process for their preparation
01/15/1991CA1279095C Rechargeable electrochemical cell with a negative electrode comprising a hydrogen absorbing alloy including rare earth component
01/15/1991CA1279033C Producing composite materials from high voltage electrostatically charged fibres by impregnation
01/13/1991CA2021041A1 Electrode for use in a gas fuel cell which contains a set of electrodes
01/09/1991EP0406910A1 Electrodes for galvanic primary and secondary cells
01/09/1991EP0406849A2 Electron-conductive high polymer and electroconductive material having the same
01/09/1991EP0406594A2 Electrode for electrochemical cells
01/09/1991EP0406467A1 Procedure and means for manufacturing storage battery plates
01/09/1991EP0406465A1 Procedure and means for detaching storage battery plates treated with active material form the conveying base
01/09/1991EP0406464A1 Means for acid-filling and forming of batteries
01/09/1991CN2069172U Battery for miner's lamp
01/08/1991US4983477 Cadmium non-sintered negative electrode for an alkaline storage cell and its manufacturing method
01/08/1991US4983476 Rechargeable lithium battery system
01/08/1991US4983474 Hydroen absorbing Ni-based alloy and rechargeable alkaline battery
01/08/1991US4982482 Grid strip
01/08/1991CA2020646A1 Electrodes for primary and secondary electric cells
01/07/1991WO1991001046A1 METHOD FOR PRODUCING A Li(Al) ANODE FOR A LITHIUM BATTERY
01/04/1991WO1991000624A1 Rechargeable lithium battery
01/04/1991CA2055471A1 Rechargeable lithium battery
01/02/1991EP0405558A2 Metal-air battery with easily removable anodes
01/01/1991US4981672 Composite coating for electrochemical electrode and method
01/01/1991US4981561 Novel catalytic electrically conducting polymeric articles
12/1990
12/29/1990CA2018674A1 Metal-air battery with easily removable anodes
12/27/1990EP0404578A1 Secondary battery
12/27/1990EP0404563A2 Producing solid state laminar cells and cathode/current collector assemblies therefor
12/27/1990CA1278398C Nitrogenized electronic conductive polymers, their preparation processes, electrochromic display cell and electro-chemical generator using these polymers
12/27/1990CA1278336C Carbon electrode