Patents for C25B 1 - Electrolytic production of inorganic compounds or non-metals (13,948)
09/1979
09/18/1979US4168216 Heat-treated fluorocarbon sulfonamide cation exchange membrane and process therefor
09/11/1979US4167469 Diaphragms for use in the electrolysis of alkali metal chlorides
09/11/1979US4167461 Photoenhanced reduction process
09/11/1979US4167457 Passive electrolytic separator
09/11/1979CA1062195A1 Method and apparatus for electrolytic production of persulfates
09/06/1979WO1979000613A1 Electrochemical synthesis and product
09/05/1979EP0003851A2 A porous, electrolyte-permeable diaphragm, electrolytic cell comprising said diaphragm, use of said electrolytic cell and process for the preparation of said diaphragm
09/04/1979US4166780 Novel electrolytic process
09/04/1979CA1061746A1 Electrolysis cell without diaphragm, namely for the production of alkaline metal chlorates
08/1979
08/28/1979US4166014 Electrolytic diaphragms, and method of electrolysis using the same
08/28/1979US4165981 Method and composition for the decomposition of sodium-mercury amalgam
08/22/1979EP0003686A1 Electrochemical synthesis
08/21/1979US4165271 Fabric impregnated with silica-containing component and having a non-continuous metallic coating on one side
08/21/1979CA1060839A1 Electrolysis using electromagnetic radiation
08/14/1979US4164457 Method of recovering hydrogen and oxygen from water
08/14/1979CA1060377A1 Process and installation for preparing cyanuric chloride
08/07/1979CA1059943A1 Electrolytically forming peroxosulfuric acid to oxidize organic material in sulfuric acid
08/07/1979CA1059942A1 Process and apparatus for electrolysis
07/1979
07/31/1979US4162950 Treatment of effluents
07/31/1979US4162949 Reduction of steel cathode overpotential
07/24/1979US4162206 Separation of iodine from mercury containing scrubbing solutions
07/17/1979US4161433 Decomposition of alkali metal amalgams
07/17/1979CA1058565A1 Lengthening anode life in electrolytic cell having molded body
07/17/1979CA1058556A1 Process and apparatus for electrolysis
07/17/1979CA1058555A1 Electrolytic method for the manufacture of dithionites
07/11/1979EP0002783A2 Electrolysis of aqueous salt solutions
07/10/1979US4160704 In situ reduction of electrode overvoltage
07/03/1979US4159929 Chemical and electro-chemical process for production of alkali metal chlorates
06/1979
06/28/1979WO1979000347A1 Process and reactor for producing a treating aqueous solution containing at least hydrogenoperoxide ions and hydroxyl ions according to predetermined concentrations
06/28/1979WO1979000346A1 Process and machine for washing and bleaching textile materials
06/26/1979CA1057233A1 Method of electrolyzing alkali metal halide solution and apparatus therefor
06/19/1979CA1056768A1 Coating metal anodes to decrease consumption rates
06/19/1979CA1056764A1 Method for producing hydrogen peroxide
06/13/1979EP0002423A1 Process and machine for laundering and bleaching textile materials
06/13/1979EP0002268A1 Cell connector for bipolar electrolyzer
05/1979
05/30/1979EP0002009A1 Apparatus and process for electrolysis using a cation-permselective membrane and turbulence inducing means
05/29/1979US4156639 Diaphragm cells
05/22/1979US4155829 Apparatus for regulating anode-cathode spacing in an electrolytic cell
05/22/1979US4155821 Electrolysis, permselective membrane, suction, overflows
05/22/1979US4155820 Coprecipitation of silica
05/22/1979US4155819 Removal of heavy metals from brine
05/17/1979WO1979000258A1 The production of electrolytic manganese dioxide
05/15/1979US4154909 Process for producing cation exchange membrane by treatment of fluorinated polymer containing sulfonyl halide groups with amine and vinyl monomer
05/15/1979US4154662 Process and apparatus for the electrolytic production of hydrogen
05/08/1979US4153530 Diaphragm cells
05/08/1979US4153520 Method for the electrolytic production of chlorine from brine
05/02/1979EP0001664A1 Process for manufacturing a permeable diaphragm for an electrolytic cell
05/01/1979US4152226 Process and apparatus for monitoring amalgam electrolysis cells
05/01/1979US4152225 Electrolytic cell having membrane enclosed anodes
05/01/1979CA1053606A1 Welding
05/01/1979CA1053604A1 Production of chlorine dioxide and integration with effluent-free pulp mill
04/1979
04/24/1979US4151053 Fluoropolymer having pendant carboxyl groups
04/24/1979US4151052 Process for producing sodium hypochlorite
04/24/1979US4151051 Electrical current required is generated by natural sources such as winds, tides, sun, temperature gradients, or magnets
04/24/1979CA1053177A1 Bipolar system electrolytic cell
04/24/1979CA1053176A1 Caustic alkali producing multiple vertical diaphragm type electrolytic cell admitting of easy assembly
04/17/1979US4149952 For producing caustic alkali by electrolysis
04/17/1979US4149943 Method of recovering mercury
04/17/1979CA1052586A1 Process for oxidizing metal sulfides to elemental sulfur using activated carbon
04/10/1979US4148979 Fluoropolymer having sulfonic or carboxylic acid groups
04/10/1979CA1052322A1 Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide
04/03/1979US4147605 Method of producing sols by electrodialysis
04/03/1979US4147601 Electrolysis of bromine in an aqueous catholyte, separation of electrolytes with a perm-selective membrane
04/03/1979US4147600 Tandem operation of diaphragms and membranes
04/03/1979US4147599 Production of alkali metal carbonates in a cell having a carboxyl membrane
03/1979
03/27/1979US4146446 Method for the generation of hydrogen
03/27/1979US4146445 Membrane cell
03/22/1979WO1979000145A1 Process for disinfecting liquids and device for applying said process
03/21/1979EP0001145A1 Method for the selective recovery of chlorine and carbon dioxide from a gas mixture
03/13/1979US4144147 Photolysis of water using rhodate semiconductive electrodes
03/13/1979US4144146 Of sulfites and/or bisulfites
03/13/1979US4144145 Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities
03/13/1979US4144144 Electrolytic production of sodium persulfate
03/13/1979CA1050477A1 Electrolytic production of alkaline peroxide solutions
03/06/1979US4142951 Fluoropolymer as binder for chrysotile and crocidolite asbestos mixture
03/06/1979US4142950 Apparatus and process for electrolysis using a cation-permselective membrane and turbulence inducing means
03/06/1979US4142949 Incandescently heating active carbon in hydrogen, mixing with binder and hydrophobic additive
03/06/1979CA1049952A1 Production of electrolytic battery active manganese dioxide
03/06/1979CA1049951A1 Electrolytic making of sodium chlorate using a phosphorated compound
02/1979
02/20/1979US4140617 Anode for producing electrolytic manganese dioxide
02/20/1979US4140615 Cell and process for electrolyzing aqueous solutions using a porous anode separator
02/20/1979US4140591 Platinized chlorophyll electrode
02/20/1979CA1048966A1 Electrode assembly for an electrolytic cell
02/13/1979US4139449 Electrolytic cell for producing alkali metal hypochlorites
02/13/1979US4139447 From ammonium fluoride, hydrogen fluoride and potassium fluoride
01/1979
01/30/1979US4137136 Method for electrolyzing alkali metal halide aqueous solution
01/30/1979US4136436 Light energy conversion
01/30/1979CA1047673A1 Composite diaphragm material comprising halogenated and sulfonated styrene divinyl benzene copolymer
01/23/1979US4136004 For production of liquid chlorine at high pressures
01/23/1979US4135995 Intercalation compound of carbon and fluorine
01/02/1979US4132619 Borided cobalt-iron-nickel mixed oxide spinel
12/1978
12/26/1978US4131532 Electrochemical oxygen production device
12/19/1978CA1044783A1 Control method of electrolytic cells with mercury cathode_
12/19/1978CA1044637A1 Electrolysis of alkali metal chloride
12/12/1978US4129493 Ion exchanger
12/12/1978US4129484 Preparation of chlorine dioxide
12/05/1978CA1043736A1 Electrolytic process for manufacturing chlorine dioxide, hydrogen peroxide, chlorine, alkali metal hydroxide and hydrogen
12/05/1978CA1043735A1 Electrolytic cells and processes
11/1978
11/28/1978US4127458 Recovering platinum group metal as a stable complex
11/28/1978US4127457 Alkali metal chloride