| Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884) |
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| 08/12/1998 | EP0845054A4 Mineral recovery apparatus |
| 08/11/1998 | US5794112 Controlled atmosphere for fabrication of cermet electrodes |
| 08/11/1998 | US5792328 Apparatus for removing zinc particle deposits from an electrode |
| 08/06/1998 | WO1998033956A1 Process for the electrolytic production of metals |
| 08/05/1998 | EP0856597A1 Process for monitoring the electrolyte circulation in an electrolysis cell |
| 08/05/1998 | EP0835334A4 Production of zinc fuel pellets |
| 07/29/1998 | EP0854941A1 Electrochemical system |
| 07/29/1998 | EP0826077A4 Electrode, electrochemical cell and electrochemical processes |
| 07/29/1998 | CN1039356C Process for separating electrodeposited metal in electrolytic refining and apparatus for carrying out same process |
| 07/29/1998 | CN1039355C Installation for removing zinc deposited by electrolysis of aluminium plates |
| 07/28/1998 | US5786556 Method and a device for pickling of stainless steel |
| 07/28/1998 | US5785841 Method of removing sulfur dioxide and nitrogen oxides from a gaseous stream |
| 07/28/1998 | US5785827 Edge protector for refining plates |
| 07/22/1998 | CN1188162A Rare earth molten-salt electrolysis ceramic anode and preparing method thereof |
| 07/21/1998 | US5783060 Controlling electrolytic recovery of metals |
| 07/21/1998 | US5783057 Adding sodium hydrogen sulfide to precipitate metals including copper, arsenic, antimony, and bismuth as sulfides |
| 07/21/1998 | US5783050 Porous, flow-through, fiber-free electrode comprising rigid core, springy wrapping of multitude of expanded valve metal layers |
| 07/16/1998 | WO1998030738A2 Method and apparatus for metal extraction and sensor device related thereto |
| 07/15/1998 | CN2286189Y Multi-stage continuous hydrometallurgy electrolysis bath |
| 07/08/1998 | CN1186875A Method and device for on-line control of organic additive in electrolytic deposition process of metal |
| 07/01/1998 | CN1186528A Multi-polar cell for recovery of metal by electrolysis of molten electrolyte |
| 06/30/1998 | CA2020691C Electrode embossed with central vertical circulation channel and upwardly directed channels |
| 06/23/1998 | US5770034 Process and apparatus for desilvering a silver-containing solution |
| 06/18/1998 | WO1998026113A1 Spent anode cleaning apparatus |
| 06/17/1998 | EP0847454A1 Intense yet energy-efficient process for electrowinning of zinc in mobile particle beds |
| 06/11/1998 | WO1998024950A1 Electrolytic cell with bipolar electrodes |
| 06/10/1998 | DE19650228A1 Elektrolysezelle mit bipolaren Elektroden Electrolysis cell with bipolar electrodes |
| 06/09/1998 | US5762767 Automatic transferring and processing apparatus of cathode and method thereof |
| 06/03/1998 | EP0845054A1 Mineral recovery apparatus |
| 06/03/1998 | CN1183814A Method and device for releasing cathode plates |
| 06/02/1998 | US5759377 Process for de-silvering of a silver-containing solution |
| 06/02/1998 | US5759361 Cathodic protection system for a steel-reinforced concrete structure |
| 05/28/1998 | WO1998022641A1 Efficient electrowinning of zinc from alkaline electrolytes |
| 05/28/1998 | CA2270428A1 Efficient electrowinning of zinc from alkaline electrolytes |
| 05/19/1998 | US5753099 Anode, cathode and carrier sheet of flexible electrically insulating material from which metal will be easily smelted |
| 05/13/1998 | CN1038348C Prodn. of metal from minerals |
| 04/28/1998 | US5744018 Preventing escape of vapor or gas from electrolytic systems |
| 04/22/1998 | EP0836523A1 Process for making shaped copper articles |
| 04/15/1998 | EP0835334A1 Production of zinc fuel pellets |
| 04/09/1998 | WO1998014640A1 Mobius electrolysis |
| 04/08/1998 | CN2277997Y Electrolytic bath |
| 03/26/1998 | WO1998012363A1 Ultrastable anodes for aluminum production cells |
| 03/26/1998 | DE19710510A1 Purifying electrolytic copper@ refining solution |
| 03/26/1998 | CA2269727A1 Ultrastable anodes for aluminum production cells |
| 03/25/1998 | CN1176938A Electrolytic hydrogen dissolved water, and method and apparatus of production thereof |
| 03/04/1998 | EP0826636A1 Water containing dissolved electrolytic hydrogen, and method and apparatus of production thereof |
| 03/04/1998 | EP0826078A1 Method and device for releasing cathode plates |
| 03/04/1998 | EP0826077A1 Electrode, electrochemical cell and electrochemical processes |
| 03/04/1998 | CN1037620C Compound alloy anode for electrolytic production of metal manganes and its preparation method |
| 03/03/1998 | CA1339693C Electrically-conductive titanium suboxides |
| 02/24/1998 | US5720867 Process for the electrochemical recovery of the metals copper, zinc, lead, nickel or cobalt |
| 02/24/1998 | CA1339686C Current conductor and a method for the production thereof |
| 02/18/1998 | CN1173553A Method and apparatus for automated stripping of zinc sheets from aluminum cathode base plates |
| 02/10/1998 | CA2041927C Cathode stripping apparatus |
| 02/03/1998 | CA2047441C Installation for removing the zinc deposited by electrolysis on aluminium plates |
| 01/28/1998 | EP0820537A1 Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes |
| 01/21/1998 | EP0611402B1 Method for fabricating and electroconducting plate, means for implementing such method and conducting plate thus obtained |
| 01/21/1998 | CN1170780A Method and apparatus for electrolytic extraction and refining |
| 01/15/1998 | WO1998001604A1 Electrolytic metal recovery method |
| 01/06/1998 | US5705051 Electrochemical process |
| 12/31/1997 | WO1997049836A1 Apparatus and method for copper extraction by in-situ electrolysis in heap-leaching of ores |
| 12/09/1997 | US5695629 Continuous processing |
| 12/03/1997 | CN2269403Y Multifunctional artificial diamond synthetic block electrolytic device |
| 11/26/1997 | CN1165867A Magnetic refining appts. |
| 11/25/1997 | US5690806 Cell and method for the recovery of metals from dilute solutions |
| 11/25/1997 | US5690798 Corner protector for electrowinning electrode |
| 11/19/1997 | EP0807093A1 Coating composition for a carbonaceous material, and resulting coating |
| 11/18/1997 | US5688159 Method of and apparatus for automatically polishing a mother blank of sheet copper |
| 11/13/1997 | WO1997042360A1 Copper cathode starting sheets |
| 11/13/1997 | CA2252891A1 Copper cathode starting sheets |
| 11/11/1997 | CA2056943C Substrate of improved plasma sprayed surface morphology |
| 11/06/1997 | WO1997041280A1 Improvements relating to cathode plate edge protectors |
| 11/05/1997 | EP0701636B1 Method and apparatus for the electrolytic production of copper wire |
| 11/05/1997 | EP0571467B1 Mineral recovery apparatus |
| 11/05/1997 | CN1164221A Method for electrochemically removing metal impurities |
| 10/29/1997 | EP0803591A1 A process and apparatus for desilvering a silver-containing solution |
| 10/23/1997 | WO1997038771A1 Process for making shaped copper articles |
| 10/21/1997 | US5679240 Conductive horizontal copper carrying bar joined and electrically connected to vertical copper rod in titanium sheath, anode grids surrounding and spaced from rod connected thereto by titanium sheet metal elastic spring |
| 10/21/1997 | US5679225 Platinum, iridium oxide and tin oxide coating on electroconductive substrate; for electrolyzing alkali metal salts |
| 09/30/1997 | US5672394 Electrodes of improved service life |
| 09/24/1997 | CN1035957C Process and apparatus for manufacture of metal foil |
| 09/12/1997 | WO1997033014A1 Device for continuously producing particles coated with an electrolysable metal |
| 09/10/1997 | EP0793620A1 Method for electrochemically removing metal impurities |
| 09/09/1997 | US5665218 Method of producing an oxygen generating electrode |
| 08/26/1997 | US5660710 Method and apparatus for electrolyzing light metals |
| 08/20/1997 | CN1157338A Leaching device for electrolyzed silver |
| 08/07/1997 | WO1997028295A1 Method and apparatus for electrolysing light metals |
| 08/05/1997 | CA1339206C Method for hla-dp typing |
| 07/31/1997 | DE19602558A1 Resin-bonded graphite electrode |
| 07/22/1997 | US5650053 Electrorefining cell with parallel electrode/concentric cylinder cathode |
| 07/10/1997 | WO1997024475A1 A conveyor arrangement and conveyor line |
| 07/08/1997 | US5645701 For supporting electrodes immersed into electrolytic cells |
| 07/05/1997 | CA2166590A1 Aluminum alloy cathode plate for electrowinning of zinc |
| 06/26/1997 | WO1997022736A1 Container for corrosive material |
| 06/26/1997 | WO1997022541A1 Container for corrosive material |
| 06/26/1997 | CA2240125A1 Container for corrosive material |
| 06/19/1997 | WO1997021851A1 Method for producing a mother plate for electrolytic cleaning and a mother plate produced according to said method |
| 06/17/1997 | US5639362 Potentiostatic control of electrolytic slave cell cathode potential in response to current flow of reference electrode-equipped master cell |
| 06/17/1997 | US5639358 Electroconductive overcoating on concrete |
| 06/12/1997 | CA2164910A1 Method and apparatus for roller cleaning electrodes |