| Patents for C25B 15 - Operating or servicing of cells (4,262) |
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| 04/15/1987 | EP0218329A1 Apparatus for controlling anode movement in aluminium reduction cells |
| 04/14/1987 | US4657651 Equalizing gas and liquid electrolyte interface pressures |
| 04/14/1987 | CA1220444A1 Electrolytic cell with vortex flow ahead of anode compartment |
| 03/31/1987 | US4654131 Recovery of tungsten valves from alkaline solutions |
| 03/31/1987 | CA1219938A1 Method and device for protecting the anodes of electrolytic cells against the overloads, short circuits and unbalances in general |
| 03/25/1987 | EP0215016A1 Solid compositions based on superoxides, production thereof and electrochemical applications thereof. |
| 03/24/1987 | US4652355 Flow-through electrolytic cell |
| 02/17/1987 | US4643808 Method for controlling chlorates |
| 01/10/1987 | CN85101846A Method for removing sulfate from electrolytic brine |
| 12/09/1986 | US4627897 Process for the electrolysis of liquid electrolytes using film flow techniques |
| 12/09/1986 | CA1215019A1 Preparing alkali metal hydroxide by water splitting and hydrolysis |
| 12/02/1986 | CA1214621A1 Process for removing aluminum and silica from alkali metal halide brine solutions |
| 11/25/1986 | CA1214429A1 Removal of chlorate from electrolyte cell brine |
| 11/25/1986 | CA1214427A1 Controlling ph in electro deposition of particles from solution |
| 11/20/1986 | EP0201837A1 Process and apparatus for the readjustment of the operational setting in an electrolysis cell |
| 11/04/1986 | US4620902 Electrolysis process using liquid electrolytes and porous electrodes |
| 10/21/1986 | US4618403 Method of stabilizing metal-silica complexes in alkali metal halide brines |
| 10/07/1986 | US4615777 Method and composition for reducing the voltage in an electrolytic cell |
| 09/16/1986 | CA1211412A1 Producing halogen with halogen production device and metal-halogen secondary cell generating power |
| 09/02/1986 | US4609472 Acidification, reduction with hydrazine hydrochloride |
| 08/28/1986 | WO1986004932A1 Solid compositions based on superoxides, production thereof and electrochemical applications thereof |
| 08/27/1986 | EP0192426A2 Removal of sodium ions from alkaline aqueous solutions by means of an electrolytic membrane process |
| 08/13/1986 | CN86100211A Method for recovering current efficiency |
| 08/05/1986 | CA1208867A1 Method of regenerating cation exchange membrane |
| 07/30/1986 | EP0189056A1 Method for restoring the current efficiency |
| 07/22/1986 | CA1208164A1 Safety installation for pressure-electrolysis apparatuses |
| 07/16/1986 | CN85108119A Electrolytic cell and method of operation |
| 07/09/1986 | EP0187001A1 Current leakage in electrolytic cell |
| 07/08/1986 | US4599158 Gas production; array of electrode plates without direct connecting means |
| 06/24/1986 | US4596648 Continuous electrolytic gas generator |
| 06/24/1986 | US4596639 Electrolysis process and electrolytic cell |
| 05/21/1986 | EP0181594A1 Method of operation of an electrolysis cell |
| 05/06/1986 | US4586993 Control of sulfates in membrane cell chlor-alkali process |
| 04/08/1986 | US4581105 Fuels cells, electrosynthesis cells |
| 03/26/1986 | EP0175288A2 Process for the galvanic separation of electrolyte carrying collectors from the electrolyte chambers of an electrochemical cell parcel |
| 03/25/1986 | US4578160 Method for electrolyzing dilute caustic alkali aqueous solution by periodically reversing electrode polarities |
| 02/04/1986 | US4568433 Electrolytic process of an aqueous alkali metal halide solution |
| 01/21/1986 | US4565613 Process for removing a layer of thick mercury from the bottom of mercury-cathode electrolysis cells and a process for the electrolysis of an aqueous solution of an alkali metal halide in a mercury-cathode cell |
| 12/31/1985 | US4561955 Cooling electrical apparatus |
| 12/31/1985 | US4561949 Apparatus and method for preventing activity loss from electrodes during shutdown |
| 12/17/1985 | CA1198076A1 Electrolytical production of alkali metal chlorate in cell with vertical electrodes and central hollow section |
| 12/10/1985 | US4557816 Electrolytic cell with ion exchange membrane |
| 12/03/1985 | US4556463 Process for removing sulphate from electrolysts brine |
| 11/19/1985 | CA1196951A1 Zinc chlorine battery in a chlorine producing/consuming plant |
| 11/12/1985 | CA1196619A1 Process and solvent for extraction of the chromates present in an aqueous solution |
| 10/30/1985 | EP0159433A1 Process for removing available halogen from anolyte brine |
| 10/22/1985 | US4548874 Ceramic shield and noble metal foil |
| 10/22/1985 | CA1195650A1 Electrolyte and method for electrolytic production of alkaline peroxide solutions |
| 10/22/1985 | CA1195649A1 Operation and regeneration of permselective ion- exchange membranes in brine electrolysis cells |
| 10/22/1985 | CA1195648A1 Membrane cell brine feed |
| 10/16/1985 | EP0157951A1 Method of removing anodically deposited manganese dioxide |
| 10/09/1985 | EP0156795A1 Compartmentalized cathode cell |
| 09/10/1985 | US4540474 Light level electrode setting gauge and method of use |
| 09/03/1985 | US4539083 Method for preventing degradation in activity of a low hydrogen overvoltage cathode |
| 08/20/1985 | US4536269 Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts |
| 08/13/1985 | US4534833 Zinc-chloride battery in a chlorine producing/consuming plant |
| 08/06/1985 | US4533455 Bipolar separator plate for electrochemical cells |
| 08/06/1985 | US4533451 Producing alkali and acid ionic water |
| 07/31/1985 | EP0150019A1 Method of electrolyzing using liquid electrolytes and porous electrodes |
| 07/31/1985 | EP0150018A1 Method for electrolyzing of liquid electrolytes |
| 07/31/1985 | EP0150017A1 Electrochemical method for the treatment of liquid electolytes |
| 07/30/1985 | US4532018 Chlor-alkali cell control system based on mass flow analysis |
| 07/16/1985 | CA1190511A1 Method of operating a liquid-gas electrochemical cell |
| 07/10/1985 | EP0147714A2 Process for the removal of sulfate from electrolysis brine |
| 07/02/1985 | US4526904 Method of regenerating cation exchange membrane by treatment with strong acid at above 110° C. |
| 07/02/1985 | CA1189825A1 Monitoring and control device for electrolytic cells |
| 06/19/1985 | EP0144567A2 Process for the electrolysis of an aqueous alkali metal halide solution |
| 06/12/1985 | EP0143962A1 Process for removing aluminum and silica from alkali metal halide brine solutions |
| 05/15/1985 | EP0141240A1 Method of stabilizing metal-silica complexes in alkali metal halide brines |
| 05/07/1985 | US4515665 Method of stabilizing metal-silica complexes in alkali metal halide brines |
| 04/23/1985 | US4512857 Dissolution of iron reduced by sacrificial anode |
| 04/16/1985 | US4511441 Method of operating a liquid-gas electrochemical cell |
| 04/10/1985 | EP0136806A2 Chlor-alkali cell control system based on mass flow analysis |
| 03/27/1985 | EP0135314A1 Electrolytic cell module |
| 03/19/1985 | US4505789 Dynamic gas disengaging apparatus and method for gas separation from electrolyte fluid |
| 03/14/1985 | WO1985001072A1 Compartmentalized cathode cell |
| 03/06/1985 | EP0133792A1 Replacement of a structurally damaged membrane in an electrolytic cell |
| 03/05/1985 | US4502928 Effici-ent utilization of electricity |
| 03/05/1985 | CA1183489A1 Process for recovering cr(vi) ions from a chlorate cell liquor |
| 02/13/1985 | EP0132816A1 A method for preventing degradation in activity of a low hydrogen overvoltage cathode |
| 01/29/1985 | CA1181718A1 Continuous process for the direct conversion of potassium chloride to potassium chlorate by electrolysis |
| 01/23/1985 | EP0131977A1 Process for eliminating mercury sludge layers from the bottom of mercury electrolysis cells, and process for elektrolysing an aqueous alcali metal halide solution in a mercury cathode cell |
| 12/25/1984 | US4490232 Wave-powered electrolysis of water |
| 12/18/1984 | CA1179636A1 Method of bypassing electric current of electrolytic cells |
| 11/27/1984 | US4484998 Electrolytic cell |
| 11/20/1984 | US4483754 Electrolysis of sodium chloride with the use of ion exchange membranes |
| 11/20/1984 | US4483748 Automated membrane test cell apparatus and method for so using |
| 11/13/1984 | US4482436 Use of H2 SO4 H3 PO4 to remove electrolytic deposits from silver cathode surfaces |
| 11/07/1984 | EP0124204A1 Location of a structurally damaged membrane |
| 11/07/1984 | EP0124007A2 Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts |
| 11/06/1984 | US4481096 Pot-typed water purifier with electrolyzer |
| 11/06/1984 | US4481088 Reduction with stoichiometric amount of hydrochloric acid |
| 10/23/1984 | US4478696 Ionizable reducing and oxidizing gaseous supply means and process for catalytic barriers and electrodes |
| 10/17/1984 | EP0121585A1 Chlorine cell design for electrolyte series flow |
| 10/09/1984 | US4476001 Container with horizontal perforated plate of polymethylpentene |
| 10/02/1984 | US4474656 Method of controlling the potential of electrically-floating components of electrolyzer cells |
| 10/02/1984 | US4474653 Precipitation or depositing of particles from a solution |
| 09/11/1984 | US4470891 Process for removing available halogen from anolyte brine |
| 09/11/1984 | US4470890 Method for preventing cathode corrosion |
| 09/04/1984 | US4469578 Hydrogen vent assembly |