Patents for C25B 11 - Electrodes; Manufacture thereof not otherwise provided for (8,344)
11/1989
11/08/1989EP0340820A1 Electrolyser
11/02/1989EP0339717A1 Process for manufacturing composite materials such as sheet-plates, sheet-strips, and foils with superficial skeleton structure and use of the composites
10/1989
10/31/1989US4877508 Highly durable cathode of low hydrogen overvoltage and method for manufacturing the same
10/31/1989CA1262534A1 Narrow gap reticulate electrode electrolysis cell
10/24/1989US4875988 Electrolytic cell
10/19/1989WO1989009846A1 Electrochemically controlled superconductivity
10/18/1989EP0337387A1 Diaphragm cell cathode assembly
10/18/1989CN1036413A Titanium anode for electrochemical industry
10/11/1989EP0335989A1 Insoluble anode made of lead alloy
10/11/1989EP0222829B1 Cathodic protection system for a steel-reinforced concrete structure and method of installation
10/10/1989US4873121 Impregnating mat of graphite fibers with solution of para-ammonium tungstate or tungsten hexachloride, heating to convert to tungsten oxides, carburizing and applying to membrane by pressing; eliminates cathode poisoning
10/10/1989US4872957 Electrochemical cell having dual purpose electrode
10/03/1989US4871703 Dissolving metal salts, evaporating solvent, heating in oxygen to convert to oxide, bonding to heat-sensitive substrate
09/1989
09/27/1989EP0333746A1 Anode material for electrolytic manganese dioxide cell.
09/26/1989US4869800 Cell arrangement for a filter press type stack of cells
09/26/1989CA1261915A1 Fast response, high rate, gas diffusion electrode and method of making same
09/26/1989CA1261300A1 Circulating electrolyte electrochemical cell having gas depolarized cathode with hydrophobic barrier layer
09/26/1989CA1260430A1 Coated valve metal anode for electrolytic extraction of metals or metal oxides
09/26/1989CA1260427A1 Low hydrogen overvoltage cathode and method for producing the same
09/26/1989CA1259950A1 Coated valve metal anode for electrolytic extraction of metals or metal oxides
09/26/1989CA1259949A1 Coated valve metal anode for electrolytic extraction of metals or metal oxides
09/20/1989EP0333700A1 Electrode
09/20/1989EP0333281A1 Membrane electrolysis device
09/20/1989EP0137836B1 Unitary central cell element for filter press electrolysis cell structure
09/19/1989US4868073 Highly active catalyst and highly active electrode made of this catalyst
09/19/1989US4867909 Novel catalytic electrically coducting polymeric articles
09/19/1989US4867858 Insoluble anode made of lead alloy
09/19/1989US4867857 Method for the manufacture of catalyst electrodes with structurally connected carrier bodies and suitable catalyst suspensions
09/13/1989EP0331730A1 Method of applying a composite nickel-oxide-titanium coating to metal carrier
09/12/1989CA1259275A1 High current density cell
09/05/1989CA1259053A1 Durable electrode for electrolysis and process for production thereof
09/05/1989CA1259052A1 Durable electrode for electrolysis and process for production thereof
09/04/1989EP0281555A4 Composite electrodes for use in solid electrolyte devices.
08/1989
08/30/1989EP0329894A2 Low resistance fuel electrodes
08/15/1989US4857153 Layer of powder mistures of finely divided carbonyl metal and pulverulent component
08/15/1989CA1258444A1 Gas diffusion electrode with a hydrophilic covering layer, and process for its production
08/10/1989WO1989007161A1 Preparation of superconducting oxides by electrochemical oxidation: anodic superconductors
08/08/1989US4855032 Electrode structure
07/1989
07/18/1989US4849086 Chemical resistant; phenolic resin with cabbon black filler
07/18/1989US4849085 Porous titanium substrate doped with chromium and nickel
07/11/1989US4847172 Interlocking metal oxide, ceramic, metal particles and fibers; porous
07/05/1989EP0323351A1 Electrically conducting polymers doped with heteropolyanions, process for their manufacture and their use in chemical and electrochemical catalysis
07/05/1989CN1033657A Modified anode of lead dioxide for electrolysis
07/04/1989US4844740 High coking value binder system
06/1989
06/28/1989EP0321711A1 Process for manufacturing porous electrodes
06/20/1989CA1256232A1 Cell for the electrolytic production of aluminum
06/14/1989CN1004496B Production method of electrolytic hydrogen-permeation cathode of palladium alloy
06/13/1989US4839015 Hydrogen-evolution electrode and a method of producing the same
06/13/1989US4839013 Electrode assembly for gas-forming electrolyzers
06/07/1989EP0319517A2 Material based on conductive fibres, its manufacture and its use, in particular in the production of cathode elements
06/07/1989EP0319489A1 Electrode catalyst and method for production thereof
06/01/1989DE3737235A1 Method for manufacturing an anode for electrochemical processes
05/1989
05/31/1989CN2038501U Composite positive pole for electrolytic production of hydrogen peroxide
05/30/1989US4835074 Modified carbons and electrochemical cells containing the same
05/30/1989US4834859 Diaphragm cell cathode assembly
05/30/1989US4834851 Permanent anode
05/23/1989US4832813 Pulsed counterflow extraction column
05/23/1989US4832805 Multi-layer structure for electrode membrane-assembly and electrolysis process using same
05/09/1989US4828666 Electrode for flow-through type electrolytic cell
05/02/1989CA1253456A1 Electrode with titanium or niobium substrat, tantalum and anodically active layers
04/1989
04/26/1989EP0130215B1 Monopolar, bipolar and/or hybrid membrane cell
04/18/1989US4822538 Process for producing a carbonaceous thin plate
04/18/1989US4822459 Primary layer of platinum and/or palladium oxide, intermediate layer of alpha-lead oxide, coating layer of beta-lead oxide and corrosion resistant particles
04/06/1989DE3731285A1 Dimensionally stable anode, method for manufacturing it, and use thereof
04/04/1989US4818353 Method for modifying electrocatalyst material, electrochemical cells and electrodes containing this modified material, and synthesis methods utilizing the cells
04/04/1989CA1252066A1 Durable electrode for electrolysis and process for production thereof
04/04/1989CA1252065A1 Unitary central cell element for filter press electrolysis cell structure
03/1989
03/22/1989CN1031866A Active cathode with porous nickel plating and preparation thereof
03/15/1989EP0306627A1 Electrochemical membrane cell with a plain electrode structure disposed at both sides of the membrane
03/15/1989CN1031725A Fabrication process for electrode of abs plastic-based, lead dioxide deposited
03/14/1989US4812329 Fuel cells
03/14/1989CA1251164A1 Catalyst for basic solution electrolyser
03/09/1989WO1989001997A1 Method of applying a composite nickel-oxide-titanium coating to metal carrier
03/09/1989WO1989001996A1 Method and nickel-oxide electrode for applying a composite nickel-oxide coating to a metal carrier
02/1989
02/21/1989US4806212 Thermoplastic resin mixture of carbon black, graphite, metal oxide or polymer; masonry drying
02/14/1989US4804592 Composite electrode for use in electrochemical cells
02/14/1989CA1249924A1 Air electrode material for high temperature electrochemical cells
02/09/1989WO1989001059A1 High performance bipolar membranes
02/09/1989WO1989001058A1 Process for electrolysis of water in alkaline medium
02/07/1989US4802962 Treatment of cathodes for use in electrolytic cell
01/1989
01/31/1989US4801368 Ni/Sn cathode having reduced hydrogen overvoltage
01/31/1989CA1249547A1 Treatment of cathodes for use in electrolytic cell
01/25/1989CN1030617A Cathode for electrolysis and process for producing same
01/17/1989US4798662 Precious metal coating
01/10/1989US4797182 Electrolytic process with metal oxide in electrode surface
01/10/1989US4797181 Immobilized enzymes
01/04/1989EP0298055A1 Cathode for electrolysis and process for producing the same
01/04/1989EP0297377A2 Process for producing a plastic-bound gas diffusion electrode containing a manganese oxide catalyst with a predominant composition of dimanganese trioxide and pentamanganese octoxide
01/04/1989EP0297316A1 Device for carrying current to the porous anode of a bipolar plate in a cell stack of the filter press type
01/04/1989EP0297315A2 Process for preparing a composite from a cermet layer and a porous metal layer on one or both sides of the cermet layer for a diaphragm with an electrode
01/03/1989US4795537 Electrical conditioning system for electrodes in an electrolysis cell
12/1988
12/27/1988US4794054 Iron-cobalt on conductive carrier
12/27/1988US4793905 Sulfur treated electrocatalyst of groups 1b and 8 metals
12/21/1988EP0296076A1 Production of an electroactive material based on conductive fibers and its use in the production of cathode elements
12/21/1988CN87103988A Air electrode for producing basic hydrogen peroxide and its manufacturing method
12/20/1988US4792388 Electrolysis method of electrolyzing halides
12/20/1988CA1247047A1 Electrolytic production of hydrogen on a cathode
12/13/1988US4790916 One-unit photo-activated electrolyzer
12/13/1988US4790915 Process for the electrolysis of alkali metal chloride solutions
12/13/1988CA1246494A1 Hydrogen-evolution electrode and a method of producing the same
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