| Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884) |
|---|
| 12/01/1987 | CA1229817A1 Insoluble anodes for extracting lead from the electrolyte in electrochemical processes for recovering the metals contained in spent accumulators |
| 11/25/1987 | EP0246957A1 A method for treating organic waste material and a catalyst/cocatalyst composition useful therefor |
| 11/24/1987 | US4708888 Electrocatalytic |
| 11/17/1987 | US4707239 Anode with plurality of apertures for rapid removal gases produced |
| 11/11/1987 | EP0244919A1 An electrode for an electrolytic cell for recovery of metals from metal bearing materials and method of making same |
| 10/27/1987 | US4702813 Applying one alloy coating, then different second alloy coating |
| 10/27/1987 | US4702806 Electrode position of metal unto copper cathode positioned between filter trap |
| 10/20/1987 | CA1228326A1 Process for electrowinning of metals |
| 10/13/1987 | US4699704 Alkali and alkaline earth metal chlorides |
| 10/13/1987 | CA1228051A1 Metal production by electrolysis of a molten electrolyte |
| 10/06/1987 | US4698319 Densified composite containing one or more interwoven matrix compositions |
| 09/30/1987 | EP0238617A1 A method and apparatus for recovering copper from ores containing copper and iron sulphide |
| 09/29/1987 | US4696731 Mixed metal oxide coating over amorphous metal alloy coating; fusion |
| 09/24/1987 | DE3613583A1 Process and device for the reduction of acid mists in electrolysis |
| 09/24/1987 | DE3609296A1 Device for varying the current in a pulse-like manner in a direct current load, especially an electrolytic bath for material deposition and material erosion |
| 09/22/1987 | CA1227164A1 Drop collector for an apparatus for conveying electrodes |
| 09/22/1987 | CA1227163A1 Method and apparatus for cleaning cathode or anode plates |
| 09/15/1987 | US4693790 Method for monitoring the quality of ZnSO4 electrolyte containing Sb (V) |
| 09/15/1987 | EP0222837A4 Electrolytic silver recovery. |
| 09/09/1987 | EP0112902B1 Double l-shaped electrode for brine electrolysis cell |
| 09/08/1987 | US4692229 Water purification |
| 09/02/1987 | EP0234750A2 Current collecting assembly for a rotatable body |
| 09/01/1987 | CA1226151A1 Cermets and their manufacture |
| 08/11/1987 | US4686025 Apparatus for the production of a metal by electrolyzing halides in a molten salt bath, by a simultaneous continuous double deposit |
| 08/04/1987 | US4684450 Hydrometallurgy, electrochemistry, efficiency |
| 08/04/1987 | US4684448 Process of producing neodymium-iron alloy |
| 08/04/1987 | CA1225066A1 Electrode with surface film of oxide of valve metal incorporating platinum group metal or oxide |
| 07/29/1987 | EP0230171A1 Process and apparatus for the continuous manufacture of lithium by electrolysis of lithium chloride |
| 07/28/1987 | US4683037 Dimensionally stable anode for molten salt electrowinning and method of electrolysis |
| 07/28/1987 | CA1224743A1 Metal production by electrolysis of a molten electrolyte |
| 07/22/1987 | EP0229533A2 Method and apparatus for recovery of metal from solution |
| 07/22/1987 | EP0229516A1 Process and use of an apparatus for producing dysprosium-iron alloy and neodymium-dysprosium-iron alloy |
| 07/22/1987 | CN86107232A Method and apparatus for stripping the metal layer electro-deposited on cathod plate |
| 07/21/1987 | CA1224438A1 Support member and electrolytic method |
| 07/15/1987 | EP0228443A1 Cell arrangement for electrometallurgical purposes, in particular aluminun electrolysis. |
| 07/14/1987 | US4680100 Electrochemical cells and electrodes therefor |
| 07/08/1987 | EP0227689A1 A method for the production of metals by electrolysis |
| 07/07/1987 | US4678760 Method of forming a substantially interwoven matrix containing a refractory hard metal and a metal compound |
| 07/07/1987 | US4678548 Corrosion-resistant support apparatus and method of use for inert electrodes |
| 07/02/1987 | DE3546039A1 Process for obtaining metals in the form of crystals, and apparatus for carrying out this process |
| 06/30/1987 | US4676877 Process for production of fine and ultrafine zinc powders by electrolysis in a basic medium |
| 06/30/1987 | US4676338 Composite material |
| 06/23/1987 | US4675085 Silver from potograpic thiosulfate solutions odorless; voltage monitoring, hollow anodes |
| 06/23/1987 | US4675084 Current density |
| 06/17/1987 | CN86204935U Plate for electrolysis |
| 06/16/1987 | EP0225343A1 Expanded metal mesh and coated anode structure. |
| 06/03/1987 | EP0224400A1 Electrolytic apparatus for winning a substance from an electrolytic bath |
| 06/02/1987 | US4670124 Cathode for use in the electrolytic refining of copper and method of making same |
| 06/02/1987 | US4670121 Plant for the electrolytic production of reactive metals in molten salt baths |
| 06/02/1987 | US4670114 Fine, uniform particles, and precipitation or depositing of particles from a solution |
| 05/27/1987 | EP0222837A1 Electrolytic silver recovery |
| 05/27/1987 | EP0222829A1 Cathodic protection system for a steel-reinforced concrete structure and method of installation. |
| 05/27/1987 | CN85108249A Recovery method, equipment and uses of the silver-plating rinse water in the fixed bed particulate cathode reactor |
| 05/26/1987 | USRE32426 Electrode for fused melt electrolysis |
| 05/26/1987 | US4668353 Bubbles, coalescing, electrolytic cells, masking, apertures, hoods |
| 05/26/1987 | US4668352 Process and apparatus for automatic increased suction extraction on electrolysis tanks for the production of aluminum |
| 05/13/1987 | EP0221187A1 Method of dissolving and recovering noble metals |
| 05/12/1987 | US4664760 Electrolytic cell and method of electrolysis using supported electrodes |
| 05/06/1987 | EP0220557A1 Inert composite electrode, particularly an anode for molten salt electrolysis |
| 05/05/1987 | US4663010 Titanium, nickel, manganese alloy |
| 04/28/1987 | US4661232 Electrode for electrolytic extraction of metals or metal oxides |
| 04/28/1987 | CA1221055A1 Packed cathode bed for electrowinning metals from fused salts |
| 04/22/1987 | EP0219475A1 Electrowinning cell |
| 04/22/1987 | EP0219473A1 A method for selectively recovering lead from complex sulfidic non-ferrous metal concentrates |
| 04/22/1987 | EP0219157A1 Process for the electrolytic production of metals |
| 04/21/1987 | US4659442 Method of reducing the loss of carbon from anodes when producing aluminum by electrolytic smelting, and an inert anode top for performing the method |
| 04/21/1987 | CA1220761A1 Double l-shaped electrode for brine electrolysis cell |
| 04/14/1987 | US4657643 Alkali metal and/or alkaline earth fluorides in a bath of molten chlorides |
| 04/14/1987 | US4657464 Process and apparatus for stacking spent anodes |
| 04/09/1987 | WO1987002074A1 A method and apparatus for recovering copper from ores containing copper and iron sulphide |
| 04/08/1987 | EP0217438A1 Process and apparatus for manufacturing very pure lithium by molten salt electrolysis |
| 04/08/1987 | EP0217429A1 Cathode for the electrolytic refining of copper, and process for its manufacture |
| 03/31/1987 | US4654137 Multicompartmented cell with freely-extendible tubular membrane |
| 03/31/1987 | CA1219836A1 Electrolytic cell sections separated by shields providing zigzag circulation |
| 03/25/1987 | EP0215649A1 Platinum/ECA-1500 combination anode coating for low pH high current density electrochemical process anodes |
| 03/25/1987 | EP0215643A1 Method for monitoring the quality of zinc sulfate electrolyte containing antimony (V) |
| 03/24/1987 | CA1219552A1 Low oxygen overvoltage lead anodes |
| 03/24/1987 | CA1219551A1 Apparatus and method for electrolysis and float |
| 03/24/1987 | CA1219546A1 Method for the electrolytic production of lead |
| 03/12/1987 | EP0197071A4 Production of zinc from ores and concentrates. |
| 03/11/1987 | EP0214116A1 Process for electrolytically refining silver |
| 03/11/1987 | EP0105896B1 Apparatus for continuous production of zinc electroplated sheet |
| 03/10/1987 | US4648954 Magnesium aluminum spinel in light metal reduction cells |
| 03/04/1987 | EP0211924A1 Method of controlling the alumina feed into reduction cells for producing aluminium. |
| 03/03/1987 | US4647358 Current-feeding cathode-mounting device |
| 03/03/1987 | US4647355 Apparatus for molten salt electrolysis |
| 02/25/1987 | EP0211322A1 Silver recovery system |
| 02/24/1987 | US4645582 Minimization of voltage drop |
| 02/17/1987 | US4643819 Permeable electrodes; impervious anode, copper wired meshed cathode |
| 02/04/1987 | EP0210961A1 Plant for the electrolytic production of reactive metals in molten salt baths |
| 02/03/1987 | US4640712 Impure zinc powder, preparation thereof, and use as a selective reductant for pentachloropyridine |
| 02/03/1987 | CA1217454A1 Apparatus and method for electrolysis and inclined electrodes |
| 01/27/1987 | US4639302 Electrolytic cell for recovery of metals from metal bearing materials |
| 01/20/1987 | CA1216823A1 Reusable electrolysis cathode for electrodeposition of metals |
| 01/15/1987 | WO1987000211A1 Cell arrangement for electrometallurgical purposes, in particular aluminun electrolysis |
| 01/15/1987 | WO1987000210A1 A method for the production of metals by electrolysis |
| 01/07/1987 | CN85104858A The cathodic master plate made by powder metallurgy and its prodn. technology for metallic electrolytical refining |
| 12/30/1986 | EP0206941A1 Cathode for metal electrowinning |
| 12/30/1986 | EP0205631A1 Process for coating a porous electrode |
| 12/30/1986 | CA1215935A1 Method of producing metals by cathodic dissolution of their compounds in electrolytic cells |