| Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884) |
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| 01/29/1980 | US4186067 Passing current through solution containing silver ions and ferric ions, and brought to predetermined redox potential by addition of reducing agent |
| 01/29/1980 | CA1070643A1 Automatic stripping of cathode zinc |
| 01/29/1980 | CA1070639A1 Electrowinning by deposition of metal on non-fluidized metal powder cathode |
| 01/23/1980 | EP0007239A2 Insoluble electrode comprising an electrodepositated ruthenium-iridium alloy |
| 01/23/1980 | EP0006875A1 Mass-transfer membrane and processes using same |
| 01/22/1980 | US4184930 Sintered nickel impregnated with nickel hydroxide |
| 01/22/1980 | US4184235 Apparatus for shaping anodes |
| 01/15/1980 | US4183794 Electrolysis |
| 01/08/1980 | US4182671 Electrolytic silver and gold refining cell |
| 01/01/1980 | US4181584 Resistance heaters, melting |
| 01/01/1980 | US4181583 Method for heating electrolytic cell |
| 12/25/1979 | US4180445 Oxygen selective anode |
| 12/25/1979 | CA1068642A Calcium containing lead alloy anodes for electrowinning copper |
| 12/25/1979 | CA1068641A Method and apparatus for the electrodeposition of metal |
| 12/18/1979 | US4179350 Catalytically innate electrode(s) |
| 12/04/1979 | US4177128 Cathode element for use in aluminum reduction cell |
| 12/04/1979 | US4177117 Electrolysis |
| 12/04/1979 | US4177113 Method of electroforming sheets and self-stripping cathode |
| 12/04/1979 | CA1067454A1 Method of cooling electrolyte circulated for electrowinning of zinc |
| 11/28/1979 | EP0005580A1 Process and apparatus for electrolytically removing metal ions from a dilute solution thereof |
| 11/20/1979 | US4175027 Apparatus for recovering zinc from residues |
| 11/20/1979 | US4175026 Electrolytic apparatus for recovering metal from solutions |
| 11/20/1979 | US4175022 Electrolytic cell bottom barrier formed from expanded graphite |
| 11/20/1979 | CA1066657A1 Reusable integrated cathode unit with surface array of metal islands |
| 11/13/1979 | CA1066226A1 Device for providing uniform air distribution in air-agitated electrowinning cells |
| 10/31/1979 | EP0005007A1 Electrolytic process and apparatus for the recovery of metal values |
| 10/30/1979 | US4172780 Electrolytic cells |
| 10/23/1979 | CA1064860A1 Electrolytic cell for use in hydroelectrometallurgy |
| 10/18/1979 | WO1979000840A1 Electrodes for electrolytic processes,especially metal electrowinning |
| 10/16/1979 | US4171250 Method for zinc ore extraction |
| 10/16/1979 | US4171249 Unidirectional fluid flow |
| 10/16/1979 | US4170816 Cathode starting sheet assembly machines |
| 10/09/1979 | US4170535 Membrane securing device |
| 10/03/1979 | EP0004438A2 Methods of electrolysis, oxygen-selective anodes used in such methods and their preparation |
| 10/03/1979 | EP0004386A2 Electrodes for electrolytic processes, especially metal electrowinning |
| 10/02/1979 | US4169776 Method for recovery of metallic zinc from chlorine contaminated skimmings |
| 09/25/1979 | US4169033 Electroplating cell |
| 09/25/1979 | CA1063061A1 Electrowinning cell with reduced anodic surfaces |
| 09/18/1979 | CA1062653A1 Electrowinning of sulfur-containing nickel |
| 09/18/1979 | CA1062651A1 Process and apparatus for electrowinning metal from metal bearing solutions |
| 09/11/1979 | US4167468 Cobalt diaphragm |
| 09/04/1979 | US4166781 Recovery of silver from hypo |
| 09/04/1979 | CA1061881A1 Method and device for detecting and eliminating short-circuits in an electrolytic tank |
| 08/28/1979 | US4166013 Electrolysis of an alkali metal b-alumina |
| 08/28/1979 | CA1061284A1 Recovery of silver from used photographic solutions |
| 08/21/1979 | US4165263 Method of preparing an electrolytic cell for operation |
| 08/21/1979 | US4165262 Method of electrowinning titanium |
| 08/14/1979 | US4164453 Method for regenerating zinc |
| 08/14/1979 | US4164073 Apparatus for feeding and bending seed plate lug strips |
| 08/14/1979 | CA1060379A1 Precious metal recovery system |
| 08/07/1979 | CA1059949A1 Apparatus for automatically replacing electrodes used for electrolytic refining of metal |
| 07/24/1979 | CA1059064A1 Electrolytic recovery of nickel and zinc |
| 07/11/1979 | EP0002705A1 A membrane securing device |
| 06/26/1979 | US4159235 Method and apparatus for treating metal containing waste water |
| 06/26/1979 | US4159231 Method of producing a lead dioxide coated cathode |
| 06/26/1979 | CA1057234A1 Apparatus for the electrolytic regeneration of hexavalent chromium compounds and recovery of metals from waste bichromate solutions |
| 06/19/1979 | US4158612 Electrolyte-resistant, molecularly bonded layers of nonconductive mask and conductive plating surface |
| 06/19/1979 | CA1056767A1 Electrical connector for bi-polar electrodes |
| 06/12/1979 | US4157943 Composite electrode for electrolytic processes |
| 06/05/1979 | CA1055889A1 Metallic filament electrode |
| 06/05/1979 | CA1055885A1 Carbon fiber electrode |
| 06/05/1979 | CA1055883A1 Electrowinning of metals |
| 06/05/1979 | CA1055879A1 Electrolyzer |
| 05/29/1979 | CA1055425A Mother blank for producing starting sheets used in electrolytic non-ferrous metal production |
| 05/22/1979 | USRE30005 Method for the electrolytic recovery of metal employing improved electrolyte convection |
| 05/22/1979 | US4155829 Apparatus for regulating anode-cathode spacing in an electrolytic cell |
| 05/22/1979 | US4155821 Electrolysis, permselective membrane, suction, overflows |
| 05/15/1979 | US4154661 Lowermost bipolar spacing for electrolytic cell |
| 05/08/1979 | US4153521 Method of automatic control and optimization of electrodeposition conditions |
| 05/01/1979 | CA1053609A1 Reconstructed or repaired electrode and method of repairing same |
| 05/01/1979 | CA1053608A1 Electrolytic extraction of non-ferrous metals by periodically reversing current |
| 04/24/1979 | US4151062 Metals recovery apparatus |
| 04/17/1979 | US4149954 Silver in a film processing installation |
| 04/17/1979 | US4149638 Method and apparatus for orienting a plate |
| 04/17/1979 | CA1052729A1 Flow of electrolyte through electrolytic cells |
| 04/10/1979 | US4148108 Apparatus for polishing cathode plates for metal electrolytic refinery |
| 04/03/1979 | US4147597 Mandrel comprising metal surface finished by grit blasting providing micro-indentation to improve adhesion |
| 03/27/1979 | US4146458 Electrochemical device having an oxygen electrode containing a pyrochlore type compound electrocatalyst |
| 03/27/1979 | US4146447 Arsenic removal from electrolytes |
| 03/27/1979 | US4146444 Method for preheating a molten salt electrolysis cell |
| 03/27/1979 | US4146438 Sintered electrodes with electrocatalytic coating |
| 03/27/1979 | CA1051373A1 Electrolysis using floating member between electrolyte and covering liquid |
| 03/06/1979 | CA1049956A1 Electrolytic deposition of metals |
| 02/27/1979 | US4141804 Process for electrowinning metal from metal bearing solutions |
| 02/20/1979 | US4140813 First coating of titanium oxide applied by flame spraying |
| 02/20/1979 | US4140595 Use of materials in molten salt electrolysis |
| 02/20/1979 | US4140594 Through interelectrode spaces |
| 02/13/1979 | US4139430 Conductive projections on nonconductor |
| 02/13/1979 | US4139429 Electrolytic cell |
| 02/13/1979 | US4138755 Polishing apparatus for electrolysis mother plate |
| 02/08/1979 | WO1979000059A1 Method for eliminating solution-level attack on cathodes during electrolysis |
| 02/08/1979 | WO1979000040A1 Mass-transfer membrane and processes using same |
| 02/06/1979 | CA1048091A1 Protecting metal heating electrodes of melting furnaces with dc current and apparatus therefor |
| 01/30/1979 | US4137130 Automatic stripping of cathode zinc |
| 01/23/1979 | CA1046799A1 Electrowinning of zinc using aluminum alloy |
| 01/16/1979 | US4134806 Metal anodes with reduced anodic surface and high current density and their use in electrowinning processes with low cathodic current density |
| 01/16/1979 | CA1046458A1 Resilient liner for an electrolytic cell |
| 01/16/1979 | CA1046456A1 Cemented collector bar assemblies for aluminum cell carbon bottom block |
| 01/16/1979 | CA1046446A1 Production of metallic strands |
| 01/09/1979 | US4133738 Carbon foams |