Patents for C25B 1 - Electrolytic production of inorganic compounds or non-metals (13,948)
03/1980
03/18/1980CA1073847A1 Method of operating a three compartment electrolytic cell for the production of alkali metal hydroxides
03/18/1980CA1073846A1 Electrolysis method and apparatus
03/18/1980CA1073845A1 Electrolytic method for the manufacture of chlorates
03/11/1980US4192726 Thermoelectrochemical process using copper sulfate for producing hydrogen and oxygen from water
03/11/1980US4192725 Electrolytic production of high purity alkali metal hydroxide
03/11/1980CA1073402A1 Electrolytic manufacture of chlorates using a plurality of electrolytic cells
03/11/1980CA1073401A1 Electrolytic production of chlorine dioxide, chlorine, alkali metal hydroxide and hydrogen
03/06/1980WO1980000353A1 Photogalvanoelectrolytic device for converting electromagnetic radiation energy into chemical energy in the form of the production of hydrogen and oxygen by water de composition,and slash or electrical energy
03/05/1980EP0008552A1 Process for the recovery of uranium from an organic phase
03/05/1980EP0008470A1 Process for the electrolysis of aqueous alkali metal halide solutions
03/04/1980US4191620 Reduction with mercury
03/04/1980US4191619 Process for conversion of materials in electrolytic solution
03/04/1980US4191618 Production of halogens in an electrolysis cell with catalytic electrodes bonded to an ion transporting membrane and an oxygen depolarized cathode
02/1980
02/26/1980US4190516 Cathode
02/26/1980US4190514 Electrolytic cell
02/26/1980US4190508 Process for removing chalcophile elements from aqueous solutions by electrolysis
02/26/1980US4190506 Electrolysis of alkali metal chloride
02/26/1980US4190505 Electrolysis of sodium chloride in an ion-exchange membrane cell
02/26/1980CA1072487A1 Production of hypochlorite from impure saline solutions
02/20/1980EP0008232A2 Oxygen electrode rejuvenation methods
02/19/1980US4189361 Electrolysis of sodium chloride
02/19/1980US4189357 Electrodeposition of manganese dioxide
02/12/1980CA1071581A1 Diaphragm electrolysis cell
02/12/1980CA1071574A1 Electrolytic preparation of phosphorous acid from elemental phosphorus
02/12/1980CA1071573A1 Production of alkali metal carbonate in a membrane cell
02/12/1980CA1071572A2 Cation exchange membranes of improved permselectivity
02/12/1980CA1071571A2 Fluorinated ion exchange membrane containing n-monosubstituted sulfonamido groups
02/12/1980CA1071570A1 Prevention of metallic salt build-up in permselective membranes
02/06/1980EP0007355A1 Process for disinfecting liquids and device for applying said process.
02/05/1980US4187165 Sintered nickel impregnated with nickel molybdate
01/1980
01/29/1980US4186076 Composite diaphragms
01/29/1980US4186065 Method of preparing a resin-containing asbestos diaphragm
01/23/1980EP0006940A1 The production of electrolytic manganese dioxide
01/22/1980US4185142 Oxygen electrode rejuvenation methods
01/22/1980US4184939 Diaphragms for use in the electrolysis of alkali metal chlorides
01/22/1980US4184931 Pulsation
01/22/1980CA1070265A1 Electrolytic cell
01/15/1980US4183793 Chlorotrifluoroehtylene polymer diaphragm
01/15/1980US4183792 Method and cell for electrolytic oxidation of Ni(OH)2 with stationary bed electrode
01/15/1980CA1069854A1 Method for purifying actinides which are in low oxidation states
01/15/1980CA1069853A1 Method and apparatus for the electrolytic production of alkali
01/15/1980CA1069852A1 Method of operating en electrolytic cell
01/08/1980US4182662 Method of forming hydrogen
01/08/1980CA1069465A1 Apparatus for the electrolysis of water which operates under pressure
01/08/1980CA1069462A1 Method of operating electrolytic diaphragm cells having horizontal electrodes
01/01/1980US4181754 In situ method of preparing modified titanium dioxide photoactive electrodes
01/01/1980US4181593 Modified titanium dioxide photoactive electrodes
01/01/1980US4181587 Process for producing chlorine and caustic soda
01/01/1980CA1069078A Process for producing electrolytic mno2 from molten manganese nitrate hexahydrate
12/1979
12/25/1979US4180444 Electrolytic methods employing graphitic carbon cathodes and inorganic complexes produced thereby
12/25/1979CA1068645A Electrolysis cathodes bearing a melt-sprayed and leached nickel or cobalt coating
12/25/1979CA1068640A Electrolytic production of hydrogen peroxide and alkali metal hydroxide
12/11/1979US4178224 Arsine
12/11/1979US4178218 Cation exchange membrane of fluorocarbon polymer containing pendant carboxylic and sulfonic acid groups
12/11/1979CA1067956A1 Electrochemical cell with common space for gas and electrolyte
12/11/1979CA1067856A1 Electrolysis apparatus
12/11/1979CA1067852A1 Electrolysis cell system
12/04/1979US4177118 Process for electrolyzing water
12/04/1979US4177116 Electrolytic cell with membrane and method of operation
12/04/1979CA1067453A1 Gas concentrated and cooled electrolytic cell
12/04/1979CA1067451A1 Process for preparing cyanogen halides
12/04/1979CA1067449A1 Operation of mercury-cathode cells
11/1979
11/29/1979WO1979000992A1 Photochemical electrode
11/28/1979EP0005597A2 Detonating gas generator
11/27/1979US4176215 Of fluorinated polymers containing sulfonyl groups carboxylic acid functional groups
11/27/1979US4176023 Delsalinization and chemical extraction process
11/27/1979US4176022 Removal of part per billion level hardness impurities from alkali metal chloride brines
11/27/1979US4176018 Ammonium fluoride, potassium fluoride, and hydrogen fluoride
11/20/1979US4175153 Inorganic anisotropic hollow fibers
11/20/1979US4175014 Cathodic dissolution of cobaltic hydroxide
11/20/1979US4175013 Method of generating hydrogen and oxygen from water
11/20/1979CA1066656A1 Electrolytic recovery of zinc and manganese dioxide
11/15/1979WO1979000933A1 Gas extraction
11/14/1979EP0005325A1 Method for separating a gas from a gaseous mixture and electrochemical cell therefor
11/13/1979US4174266 Method of operating an electrolytic cell having an asbestos diaphragm
11/13/1979CA1066222A1 Electrolytic cell including buffer, sulphate, acid, and chlorine dioxide compartments
11/06/1979US4173526 Chlor-alkali cell diaphragm and its treatment
11/06/1979US4173524 Chlor-alkali electrolysis cell
11/01/1979WO1979000842A1 Electrodes for electrolytic processes
10/1979
10/31/1979EP0004903A2 Method for preparing chlorine by electrolysis of hydrochloric acid, and electrolytic cell therefor
10/30/1979US4172774 Membranes
10/30/1979CA1065277A1 Electrolytic cell with an orifice plate including a bottom made of an insulating material
10/30/1979CA1065275A1 Photoelectrolysis of water by solar radiation
10/23/1979US4172017 Process for producing chlorine from ammonium chloride
10/23/1979CA1064855A1 Electrolysis cell system including recirculating product gas stream for cooling the cell
10/17/1979EP0004565A1 Process and installation for the production of hydrogen, and exploitation of said installation
10/09/1979US4170527 Production of electrolytic manganese dioxide
10/03/1979EP0004387A1 Electrodes for electrolytic processes
10/03/1979EP0004339A2 Process for winning surface energy by thermo-electrolytical dissociation of water, aqueous systems or organic systems
10/02/1979US4169775 Protection of the low hydrogen overvoltage catalytic coatings
10/02/1979US4169774 Method of treating asbestos diaphragms for electrolytic cells
10/02/1979US4169773 Removal of chlorate from electrolytic cell anolyte
10/02/1979CA1063548A1 Electrolytic decomposition of ferrous sulphate in pickle waste liquor
09/1979
09/25/1979US4169024 Process for electrolytically producing chlorine in a cell having a diaphragm comprising hydrophilic fluoropolymers
09/25/1979US4169023 Electrolytic diaphragms, and method of electrolysis using the same
09/25/1979CA1063064A1 Electrolyzers with bipolar electrodes
09/20/1979WO1979000688A1 Electrolytic cell especially for chloralkali electrolysis with air electrode
09/19/1979EP0004191A2 Chloralkali electrolytic cell and method for operating same
09/19/1979EP0004029A1 An anion permeable, fluid impervious membrane, process for its preparation, electrolysis cell comprising said membrane and an electrolytic process using said membrane
09/18/1979US4168221 Diaphragms for use in the electrolysis of alkali metal chlorides