| Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884) |
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| 04/25/2000 | US6054027 Edge brush for electrodes |
| 04/25/2000 | US6054026 Electrolytic cell for removing silver from silver-containing aqueous liquids |
| 04/13/2000 | WO2000020661A1 Starting cathodes made of copper band for copper electrolysis and a method for the production thereof |
| 04/13/2000 | WO2000020660A1 Cathode blank for copper plating |
| 04/13/2000 | WO2000020549A1 Method and apparatus for producing cleaning agent |
| 04/13/2000 | CA2312345A1 Method and apparatus for producing cleaning agent |
| 04/12/2000 | EP0992615A1 Startkathoden aus Kupferband für die Kupferelektrolyse und Verfahren zu deren Herstellung |
| 04/12/2000 | EP0991785A2 A method and a device for recovering metals comprising dissolving , concentrating and electrowinning means with rotatable cathode |
| 04/12/2000 | CN2373457Y Automatic positioning device for aluminium electrolytic electric anode stud puller head |
| 04/06/2000 | WO2000018988A1 Transverse conveyor for electrodes |
| 04/06/2000 | DE19927379A1 Kathoden-Formstück zur Kupferbeschichtung Cathode-fitting copper plating |
| 04/05/2000 | EP0990062A1 Anode for electrolytic refining |
| 04/05/2000 | CN2372329Y Molten-salt electrolytic cell for producing rare metal and rare earth alloy |
| 04/04/2000 | US6045669 Structure of electric contact of electrolytic cell |
| 04/04/2000 | US6045668 Diaphragm chlor-alkali electrolysis cell |
| 04/01/2000 | CA2282205A1 Anode with improved coating for oxygen evolution in electrolytes containing manganese |
| 03/30/2000 | WO2000017419A1 Method for manufacturing of a cathode suspension bar |
| 03/30/2000 | CA2344475A1 Method for manufacturing of a cathode suspension bar |
| 03/23/2000 | WO2000015874A1 Electrolytic cell for electrochemically depositing one of the following metals: copper, zinc, lead, nickel or cobalt |
| 03/22/2000 | EP0986654A1 Gripping device for positioning sheet-like objects |
| 03/22/2000 | CN2370030Y Energy saving electrolytic zinc anode plate |
| 03/16/2000 | DE19841587A1 Electrolyte cell for precipitating copper, zinc, lead, nickel or cobalt comprises has a distribution chamber for returned electrolyte and electrolyte return chamber |
| 03/08/2000 | CN1246897A Process for electrolytic production of metals |
| 02/29/2000 | US6030518 Reduced temperature aluminum production in an electrolytic cell having an inert anode |
| 02/24/2000 | WO2000003068A8 Molten salt electrolytic cell having metal reservoir |
| 02/16/2000 | EP0979315A1 Titanium crystal and titanium |
| 02/15/2000 | US6024847 Producing titanium sponge in a container and performing titanium fused salt electrolysis in situ in the same container to produce high purity titanium crystal |
| 02/10/2000 | WO2000006801A1 Porous non-carbon metal-based anodes for aluminium production cells |
| 02/09/2000 | CN2362870Y 螺旋工具电极 Spiral tool electrode |
| 02/06/2000 | CA2279698A1 A dimensionally stable anode for electrolysis, method for maintaining dimensions of anode during electrolysis |
| 02/01/2000 | US6019878 Anode for oxygen evolution in electrolytes containing fluorides or fluoride-complex anions |
| 01/26/2000 | EP0973956A1 Substrate body with a protective coating |
| 01/25/2000 | US6017429 Cathode element and a method of its manufacture |
| 01/25/2000 | US6017428 Electrowinning cell |
| 01/25/2000 | CA2130780C Electrolytic production of magnesium metal with feed containing magnesium chloride ammoniates |
| 01/20/2000 | WO2000003068A1 Molten salt electrolytic cell having metal reservoir |
| 01/19/2000 | EP0972860A1 Electrolytic recovery of metal from solution |
| 01/19/2000 | EP0972859A1 An arrangment for, and method of, removing a component from immersion in a liquid |
| 01/19/2000 | EP0972858A1 Electrolytic recovery of metal from solution |
| 01/19/2000 | EP0972857A1 Electrolytic cell |
| 01/19/2000 | EP0972856A1 Electrolytic cell for recovering metal from solution |
| 01/19/2000 | CN2359299Y 2-pi period change gold electrolytic power |
| 01/06/2000 | WO2000000657A1 Cold rolled steel sheet excellent in baking hardenability |
| 12/29/1999 | CN2356043Y Device for synthesizing nanometer ordered array formwork |
| 12/29/1999 | CN1240003A Electrolytic cell with bipolar electrodes |
| 12/15/1999 | CN2354294Y Silicon rectifier special for energy-saved electrolyzation of rare-earth metal |
| 12/07/1999 | CA2197161C A cathode plate used for hydro-electro-winning or electro-refining |
| 11/30/1999 | CA2066463C Edge strip |
| 11/24/1999 | EP0958409A1 Process for the electrolytic production of metals |
| 11/18/1999 | WO1999058441A1 Overhead traveling crane system |
| 11/18/1999 | WO1999058440A1 Overhead traveling crane system |
| 11/11/1999 | WO1999057338A1 Lead electrode structure having mesh surface |
| 11/11/1999 | WO1999057337A1 Busbar construction for electrolytic cell |
| 11/03/1999 | CN2346798Y Full structure glass reinforced plastic thermal insulation electrolytic tank |
| 11/02/1999 | US5976349 Process for the removal of metal impurities by an electrochemical route |
| 11/02/1999 | US5976345 Electrochemical extraction of metals dissolved in a molten electrolyte. |
| 10/27/1999 | EP0951587A1 Mobius electrolysis |
| 10/27/1999 | EP0951586A2 Method and apparatus for metal extraction and sensor device related thereto |
| 10/26/1999 | US5972181 Comprising rigid core and flexible exterior of expanded metal fine mesh; for metal oxidation or reductions, oxidation of organic substituents, nitrate reduction, salt splitting |
| 10/21/1999 | WO1999053108A1 Method for treating steel works dust by wet process |
| 10/20/1999 | EP0950129A1 Silver refining installation |
| 10/19/1999 | CA2212763C Electrolytic hydrogen dissolved water, and method and apparatus for production thereof |
| 10/05/1999 | US5961797 Copper cathode starting sheets |
| 09/30/1999 | WO1999049106A1 Metal refining cell |
| 09/30/1999 | WO1999049105A1 Fluoboric acid control in a ferric fluoborate hydrometallurgical process for recovering metals |
| 09/29/1999 | CN1229860A Process for electrolytically producing amalgam form metal salt |
| 09/28/1999 | US5958210 Improved zinc deposition by utilizing a counterelectrode having coating that is catalytic for oxygen generation and by raising zinc ion concentration in electrolyte |
| 09/23/1999 | DE19905672A1 Verfahren zur elektrolytischen Herstellung von Amalgam aus Metallsalz A process for the electrolytic preparation of amalgam from metal salt |
| 09/22/1999 | CN2339591Y Wet metallargy electrolytic apparatus |
| 09/15/1999 | EP0820537A4 Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes |
| 09/15/1999 | EP0646185B1 Production of metals from minerals |
| 09/14/1999 | US5951844 Process and apparatus for desilvering a silver-containing solution |
| 09/14/1999 | US5951842 Recovering silver in photographic solutions |
| 08/25/1999 | CN1226612A Molten salt electrolytic cells for producing rare-earth metals and alloys |
| 08/17/1999 | US5938914 Electrolytic cell for reducing metal oxide to base metal containing inert anode having inclined covering which diverts evolved oxygen bubbles through molten salt bath to agitate bath and improve metal oxide dissolution |
| 08/12/1999 | DE19904809A1 Edge protector strip for electrolytic cell electrode |
| 08/10/1999 | US5935409 Fluoboric acid control in a ferric fluoborate hydrometallurgical process for recovering metals |
| 08/10/1999 | US5935394 Multi-polar cell for the recovery of a metal by electrolysis of a molten electrolyte |
| 08/05/1999 | WO1999039027A1 A procedure and equipment for handling carbon bodies and other materials |
| 08/04/1999 | EP0836523A4 Process for making shaped copper articles |
| 08/04/1999 | CN2331679Y Titanium basket for putting alloy positive plate |
| 07/28/1999 | EP0931182A1 Ultrastable anodes for aluminum production cells |
| 07/28/1999 | EP0909345A4 Copper cathode starting sheets |
| 07/28/1999 | CN2330666Y Cathode plate insulating strip |
| 07/27/1999 | US5928482 Method for producing a mother plate for electrolytic cleaning and a mother plate produced according to said method |
| 07/27/1999 | CA2011093C Diaphragm for electrolysis of fused sals of metal halogenide |
| 07/22/1999 | WO1999036594A1 Non-carbon metal-based anodes for aluminium production cells |
| 07/22/1999 | WO1999036593A1 Slurry for coating non-carbon metal-based anodes for aluminium production cells |
| 07/22/1999 | WO1999036592A1 Electrocatalytically active non-carbon metal-based anodes for aluminium production cells |
| 07/22/1999 | CA2317596A1 Electrocatalytically active non-carbon metal-based anodes for aluminium production cells |
| 07/21/1999 | EP0930380A1 Electrolytic cell with removable electrode and its operating method |
| 07/21/1999 | CN1223696A Metal magnesium electrolyzer |
| 07/14/1999 | CN2328672Y Electrolytic cathode plate |
| 07/06/1999 | US5919343 Cathode blank for copper plating |
| 07/01/1999 | WO1998042883A3 Silver refining system |
| 06/16/1999 | EP0922790A1 Aluminium alloy cathode plates |
| 06/16/1999 | CN1219612A Aluminum cathode base plate with insert of dielectric material |
| 05/20/1999 | WO1999024646A1 Silver refining installation |
| 05/20/1999 | CA2277070A1 Silver refining installation |
| 05/19/1999 | EP0807093B1 Coating composition for a carbonaceous material, and resulting coating |