| Patents for C25D 21 - Processes for servicing or operating cells for electrolytic coating (5,798) |
|---|
| 09/02/1987 | EP0234750A2 Current collecting assembly for a rotatable body |
| 09/02/1987 | EP0234212A1 Electroplating cell |
| 08/26/1987 | EP0233672A1 A method for tinning metal strip |
| 07/14/1987 | US4680126 Separation and recovery of reusable heavy metal hydroxides from metal finishing wastewaters |
| 07/01/1987 | EP0227517A1 Process and apparatus for controlling the amount of metal electrolytically deposited on a continuously moving strip |
| 06/23/1987 | US4675111 Solution waste treatment module |
| 06/02/1987 | US4670120 Apparatus for electrolytic surface treatment of bulk goods |
| 06/02/1987 | US4670118 Ion exchange membrane |
| 06/02/1987 | US4670116 Purifying mixed-cation electrolyte |
| 05/27/1987 | CN85108249A Recovery method, equipment and uses of the silver-plating rinse water in the fixed bed particulate cathode reactor |
| 05/27/1987 | CN85107408A Huge plating bath of the electroplating iron-radical combined plating |
| 05/26/1987 | US4668367 Lock for loading and unloading goods into a treatment apparatus having a protective atmosphere |
| 05/26/1987 | US4668353 Bubbles, coalescing, electrolytic cells, masking, apertures, hoods |
| 05/19/1987 | US4666567 Automated alternating polarity pulse electrolytic processing of electrically conductive substances |
| 05/05/1987 | CA1221334A1 Strip electroplating using consumable and non- consumable anodes |
| 04/29/1987 | EP0219528A1 Industrial exhaust ventilation system |
| 04/21/1987 | US4659437 Controlling metal played using x-ray fluorescent analyzer |
| 04/16/1987 | DE3536224A1 Process for automatically holding constant the ionic concentration in a bath for the electrolytic colouring of anodised aluminium or aluminium alloys |
| 04/08/1987 | CN86202493U Pressure-relief evaporator for recovering cyanide plating solution |
| 03/31/1987 | US4654089 Plating baths |
| 03/25/1987 | CN86103364A Conversion method of cyanide-containing silver plating solution to cyanide-free |
| 03/24/1987 | US4652734 Method of and device for feeding information about articles to be processed in galvanizing installations |
| 03/03/1987 | US4647365 Continuous checking, current control, strain gauge, carrier |
| 02/11/1987 | CN86203029U Multi functional by-pass filter unit |
| 02/10/1987 | US4642173 Cell having coated valve metal electrode for electrolytic galvanizing |
| 01/31/1987 | CN86100778A Comprehensive process for electroplating waste water treatment |
| 01/28/1987 | EP0209766A1 Apparatus for the electrolytic surface treatment of bulk goods |
| 01/21/1987 | EP0209302A2 Stress monitoring apparatus for use in electroforming and electroplating processes |
| 01/21/1987 | EP0209005A1 Air lock for loading and unloading a treatment apparatus working under air-free conditions |
| 01/13/1987 | US4636288 Electrodialytic conversion of multivalent metal salts |
| 12/30/1986 | CA1216035A1 Method for continuously monitoring oxide thickness on moving aluminum foil |
| 12/30/1986 | CA1216034A1 Electrolytically forming a lot of valve-metal-bodies for use in capacitors |
| 12/23/1986 | US4631116 Method of monitoring trace constituents in plating baths |
| 12/23/1986 | CA1215671A1 Thiazole addition agents for trivalent chromium electrolytes |
| 11/25/1986 | US4624857 Method for automatic control of galvanic deposition of copper coatings in galvanic acid copper baths |
| 11/25/1986 | EP0183702A4 Apparatus and method for removing dissolved metals from solutions containing same. |
| 11/12/1986 | CA1213854A Method of controlling electrocoating bath and apparatus therefor |
| 11/11/1986 | US4621717 Wheel hub clutch assembly |
| 11/04/1986 | CA1213558A1 Method of purifying trivalent chromium electroplating baths |
| 11/04/1986 | CA1213557A1 Trivalent chromium electroplating process |
| 10/28/1986 | US4619740 Method of measuring current density in electroplating baths |
| 10/23/1986 | WO1986006007A1 Industrial exhaust ventilation system |
| 10/15/1986 | EP0197769A2 Purifying mixed-cation electrolyte |
| 10/07/1986 | US4616306 Metal treating process control |
| 10/01/1986 | EP0196053A2 Chromium plating process for producing non-iridescent, adherent, bright chromium deposits at high efficiencies and substantially free of cathodic low current density etching |
| 09/16/1986 | US4611746 Process for forming improved solder connections for semiconductor devices with enhanced fatigue life |
| 09/09/1986 | US4610773 Immersion type electrode structure |
| 08/13/1986 | EP0190896A2 Method and apparatus for ion exchange lead removal |
| 08/06/1986 | CN86100839A Method and apparatus for ion exchange lead removal |
| 07/22/1986 | US4601794 Plating of zinc-nickel and zinc-iron alloys on steel strips |
| 07/01/1986 | US4597837 Method and apparatus for electrolytic treatment |
| 06/24/1986 | CA1206436A1 Rotary electroplating cell with controlled current distribution |
| 06/18/1986 | CN85203738U Retrieving and disposing device for waste water containing noble metals |
| 06/17/1986 | US4595462 Taking electrolyte solution bath sample from galvanic bath, precipitating metal onto rotating disk electrode in measuring cell, measuring voltage |
| 06/11/1986 | EP0183702A1 Apparatus and method for removing dissolved metals from solutions containing same |
| 06/03/1986 | US4592819 Electroplating apparatus with ventilation means |
| 06/03/1986 | CA1205417A1 Apparatus and method for plating metallic strip |
| 05/21/1986 | EP0181430A1 Systems for producing electroplated and/or treated metal foil |
| 05/13/1986 | US4588481 Chromium plating bath for producing non-iridescent, adherent, bright chromium deposits at high efficiencies and substantially free of cathodic low current density etching |
| 05/07/1986 | EP0180090A2 System and method for automatically monitoring and maintaining desired concentrations of metal plating baths |
| 04/22/1986 | US4584081 Apparatus for depositing metal on the rubbing parts of a turbine rotor |
| 04/08/1986 | US4581111 Treatment of ultrafiltrate by electrodialysis |
| 03/04/1986 | USH36 Electroplating process with inert anodes |
| 03/04/1986 | CA1201411A2 Rejuvenation of trivalent chromium electrolyte |
| 02/26/1986 | EP0172743A1 Selective and continuous removal of metal-ion contaminants from plating baths |
| 02/25/1986 | US4572773 Electroplating apparatus |
| 02/04/1986 | US4568431 Process for producing electroplated and/or treated metal foil |
| 01/15/1986 | EP0167790A2 Coated valve metal electrode used for zinc electroplating |
| 01/08/1986 | EP0167030A1 Method of forming solder interconnections for semiconductor devices |
| 12/31/1985 | US4561956 Complete recovery |
| 12/27/1985 | EP0165408A1 Apparatus for depositing metal on the frictional part of a turbine rotor |
| 12/10/1985 | US4557812 Purifying mixed-cation electrolyte |
| 11/12/1985 | US4552629 Leaching, filtration, oxidation, stripping circulation |
| 11/07/1985 | WO1985004817A1 Apparatus and method for removing dissolved metals from solutions containing same |
| 10/30/1985 | EP0159430A1 Analysis of organic additives in plating paths using novel chromatographic methods in a mass balance approach |
| 10/29/1985 | US4549950 Tank containing solution; means for removing impurities and withdrawing and removing particulate matter |
| 10/23/1985 | EP0158727A1 Method for measuring the current density in galvanization baths |
| 10/08/1985 | US4545885 Selective electroplating apparatus having a cleaning device |
| 10/08/1985 | US4545876 Method and apparatus for surface treating |
| 10/08/1985 | US4545865 Method for electrodeposition of materials |
| 10/02/1985 | EP0156341A2 Treatment of ultrafiltrate by electrodialysis |
| 09/18/1985 | EP0154705A2 Process for the automatic control of acid copper electroplating baths |
| 09/10/1985 | CA1193223A1 Bright nickel-iron alloy electroplating bath and process |
| 08/27/1985 | US4537664 Measuring current formed between two electrodes in two separate electrolytes |
| 08/21/1985 | EP0151926A2 Methods for monitoring metal ion concentrations in plating baths |
| 08/20/1985 | US4536264 Method for electrolytic treatment |
| 08/13/1985 | US4534832 Arrangement and method for current density control in electroplating |
| 08/13/1985 | CA1191812A1 Mist suppressant for solvent extraction metal electrowinning |
| 08/06/1985 | US4533444 Method of electrolytic treatment on the surface of metal web |
| 07/31/1985 | EP0149917A2 Electrodialytic conversion of multivalent metal salts |
| 07/02/1985 | CA1189819A1 Electroplating drum with semi-circular anode array for removal of liquid |
| 04/30/1985 | US4514266 Method and apparatus for electroplating |
| 04/30/1985 | CA1186275A1 Process for regeneration of electrolyte containing tin salts by reducing the same |
| 04/23/1985 | CA1185919A1 Method for electroplating steel strip |
| 04/17/1985 | EP0137369A1 Method for electrolytic treatment |
| 04/10/1985 | EP0136786A1 Purifying mixed-cation electrolyte |
| 04/03/1985 | EP0136038A1 Method and apparatus for producing electroplated magnetic memory disk, and the like |
| 04/02/1985 | US4508601 Electroplating zinc, then immersion in tin compound bath |
| 03/20/1985 | EP0134580A1 Method and apparatus for electrolytic treatment |
| 03/19/1985 | US4505785 Speed determines amount of electroplating |