| Patents for C25D 21 - Processes for servicing or operating cells for electrolytic coating (5,798) |
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| 11/26/1992 | WO1992020839A1 Process and device for electrolytically coating a steel object on one or both sides |
| 11/23/1992 | WO1992020443A1 Method for preventing evaporation of a liquid from a basin and spreading of particulate material carried by vapor drops to the surroundings |
| 11/23/1992 | CA2103067A1 Method for preventing evaporation of a liquid from a basin and spreading of particulate material carried by vapor drops to the surroundings |
| 11/11/1992 | EP0512097A1 Method and installation for treating an aqueous galvanization effluent |
| 11/10/1992 | US5162079 Process and apparatus for control of electroplating bath composition |
| 10/29/1992 | WO1992018670A1 Method of dissolving iron in an electrolyte intended for the electroplating of coated or uncoated steel strip |
| 10/29/1992 | WO1992018666A1 Improvements to current generation and control systems for electrolytic processes |
| 10/28/1992 | EP0510586A1 Toxic fumes removal process for plating tank |
| 10/22/1992 | DE4113015A1 Verfahren zum loesen von eisen in einem elektrolyt fuer eine elektrochemische beschichtung von beschichteten oder unbeschichteten stahlbaendern A method of dissolving iron in an electrolyte for an electrochemical coating of coated or uncoated stahlbaendern |
| 10/20/1992 | US5156825 Pumping plating rinse water over basic ion exchange resin, then two-step elution with basic aqueous solution, evaporation and crystallization of gold cyanide salts |
| 10/20/1992 | US5156729 Method of making a plain bearing sliding layer |
| 10/15/1992 | WO1992007899A3 Articles having a hydrophilic polymeric shell and method for preparing same |
| 10/15/1992 | DE4109620A1 Device for supporting bath heaters, temp. regulators, etc. above treatment bath - has sliding joint to arrange unit safely above height of bath |
| 10/13/1992 | CA1308687C Method of tinning metal strip |
| 10/13/1992 | CA1308686C Regulating quantity of metal electrolytically deposited on travelling band |
| 10/06/1992 | US5152881 Plating system |
| 09/30/1992 | EP0506254A1 An automatic continuous processing apparatus |
| 09/24/1992 | DE4109434A1 Regeneration of waste chromate solns. by pptn. and electrolysis - to recover chromic acid and barium-contg. precipitant |
| 09/24/1992 | DE4109017A1 Handling rinsing water in surface treatment units - where water from different tanks or groups of tanks is separately circulated and treated and is mixed with water from other tanks as appropriate |
| 09/22/1992 | US5149411 Scrubbing |
| 09/16/1992 | EP0502901A1 Process and device for dissolving high-purity zinc in an electrolyte. |
| 09/09/1992 | EP0502537A1 Apparatus for continuous electrolytic treatment of aluminum article |
| 09/09/1992 | CN1064321A Regeneration method for electrolytic colouring liquid containing tin salt |
| 09/03/1992 | WO1992014942A1 Bearings |
| 09/03/1992 | WO1992014867A1 Deposition method and apparatus |
| 09/02/1992 | EP0501742A1 Depositing method and apparatus |
| 09/02/1992 | EP0501547A1 Method of electrolytically coating a steel strip with a metal layer at least partly of zinc |
| 09/01/1992 | US5143593 Method of copper plating |
| 08/25/1992 | US5141626 Method of and apparatus for surface treatment for half bearings |
| 08/18/1992 | US5139636 Stabilization of rising currents, uniform plating |
| 08/18/1992 | CA1306352C Method and means for drying bulk goods |
| 07/22/1992 | CN1062933A Micro-draining technology and device for rinsing water in industrial production |
| 07/15/1992 | EP0494434A2 Process for replenishing metals in aqueous electrolyte solutions |
| 07/10/1992 | CA2054252A1 Process for replenishing metals in aqueous electrolyte solutions |
| 07/08/1992 | EP0493644A1 Electrodialysis cell for removal of excess electrolytes formed during electrodeposition of photoresist coatings |
| 07/08/1992 | EP0493479A1 Improvements in or relating to the electrodeposition of zinc or zinc alloy coatings. |
| 06/27/1992 | CA2058245A1 Micro-effluent process for rinsing water and equipment for the same in industrial processing |
| 06/23/1992 | US5124016 Electroplating apparatus |
| 06/23/1992 | US5124015 Means for forming a continuous electrolytic deposit of constant thickness |
| 06/11/1992 | WO1992009725A1 Method and installation for treating an aqueous galvanization effluent |
| 05/29/1992 | WO1992008825A1 Method for purifying concentrated, aqueous and used solutions of chromic acid, and solutions thereby purified |
| 05/27/1992 | EP0487011A1 Process and apparatus for the electrolytic treatment of platelike articles |
| 05/20/1992 | EP0486187A2 Process for the electrolytic regeneration of ammoniacal copper etchant baths |
| 05/19/1992 | US5114557 Selective plating apparatus with optical alignment sensor |
| 05/14/1992 | WO1992007977A1 Device for coating workpieces used in the dental field |
| 05/14/1992 | WO1992007899A2 Articles having a hydrophilic polymeric shell and method for preparing same |
| 05/14/1992 | DE4035316A1 Recovery of nickel@ from wastes esp. those from nickel plating baths - in simple, effective method without prodn. of damaging chlorine@ gas by=product |
| 05/14/1992 | CA2094711A1 Articles having a hydrophilic polymeric shell and method for preparing same |
| 05/13/1992 | EP0485354A1 Process and apparatus for controlling the thickness of an electroplated coating on a metallic plate or foil |
| 05/12/1992 | US5112447 Process for electroplating |
| 05/09/1992 | CA2054905A1 Method and device for controlling the thickness of an electrodeposited coating on a metallic plate or sheet |
| 04/29/1992 | EP0483015A1 Electrochemical cell, especially for recycling of chromic acid |
| 04/28/1992 | US5108552 Electroplating process |
| 04/23/1992 | DE4103152C1 Simultaneous rinsing and drying of mass produced parts - by treating parts in liq. bath, rinsing and drying while in hexagonal drum lowered in chamber on support and sealed |
| 04/22/1992 | CN1060508A Method for removing metallic impurities from h2cro4 electroplating bath |
| 04/22/1992 | CN1060507A Method and equipment for demonstrating input running program of traveling crane on electroplating production line |
| 04/22/1992 | CN1016367B Method for recovering electroplating liquid carried by workpiece and fixture |
| 04/14/1992 | US5104496 Closed system; carrier gas; series of aqueous traps; reducing agent; mist suppressing foam; pollution control |
| 04/07/1992 | US5102521 Horizontal carrying tape electroplating apparatus |
| 04/02/1992 | DE4031979A1 Equipment for removing contaminants from chrome plating baths - comprises membrane tank with one or more membrane cylinders of sintered ceramic, clarifying tank and pumped circulation systems |
| 03/31/1992 | US5100518 Electrodeposition of copper on polyimide, flexible circuits |
| 03/24/1992 | CA1297836C Electroplating apparatus particularly for electro-deposition of aluminum |
| 03/18/1992 | EP0475347A1 Electrolytic processing system |
| 03/17/1992 | US5095930 Process for the uniform introduction of a fluid, and apparatus for carrying out the process |
| 02/25/1992 | US5090362 Arrangement for galvanization of treatment goods in a series of baths |
| 02/25/1992 | CA1296290C Electrolytic treatment of bulk goods using vibratory conveyor with helical track |
| 02/19/1992 | EP0471577A1 Horizontal carrying type electroplating apparatus |
| 02/11/1992 | US5087333 Method and apparatus for electroplating |
| 02/04/1992 | CA1295283C Electroplating system with rinse tank and evaporator for contaminated effluent |
| 01/30/1992 | DE4023864A1 Device for transporting prods. through baths in galvanising plant - with specially designed side walls in baths to enable optimum air flow through container and optimum vapour suction |
| 01/29/1992 | EP0468208A1 Apparatus for the electrolytic treatment of workpieces through a succession of baths |
| 01/28/1992 | US5084145 Adding an adsorption film forming organic inhibitor, pickling and electrodeposition |
| 01/21/1992 | US5082538 Process for replenishing metals in aqueous electrolyte solutions |
| 01/16/1992 | DE4030882C1 Electrical and magnetic fields insensitive continuous plating plant - has forked sensor head to position strip edge, arms to mount AC transmitter and parallelly connected receiver coils |
| 01/15/1992 | EP0466595A1 Process and apparatus for treatment of electroplating wastes |
| 01/15/1992 | EP0466387A1 An improved electroplating test cell |
| 01/15/1992 | EP0466386A1 Electroplating cell |
| 01/14/1992 | US5080723 Process and device for recovering the enamel slimes in electro-immersion enameling plants |
| 01/09/1992 | DE4021581A1 Verfahren zur bewegung eines bohrungen aufweisenden gutes bei dessen nasschemischer behandlung, zb galvanisierung, sowie vorrichtung zur durchfuehrung des verfahrens A method of motion of holes having good when it is wet chemical treatment, eg electroplating, and apparatus for performing the method |
| 01/08/1992 | CN2092546U Washing equipment being able to recover galvanization solution entirely |
| 01/07/1992 | WO1992001088A1 Process for moving an item with drillings during its wet chemical treatment, e.g. galvanisation, and device for implementing the process |
| 01/07/1992 | CA2086762A1 Process for moving an item with drillings during its wet chemical treatment e.g. galvanisation, and device for implementing the process |
| 01/02/1992 | EP0464019A1 Conductor roll |
| 01/02/1992 | DE4022035C1 Decontamination process for removing nitrate(s), chromium and cadmium - includes acidifying medium to produce electroconductive iron (II) ions, redox-reacting iron and chromium ions, etc. |
| 12/27/1991 | EP0462943A1 Method of copper plating |
| 12/19/1991 | DE4016236A1 Immersed body processing - has oscillation applied mechanically to fluid and body to give max. fluid contact at and through workpiece |
| 12/04/1991 | CN1015014B Roller mechanim for free deformation treatment of moving belt product |
| 11/27/1991 | EP0457930A1 Process for purifying rinsing water and exhausted gases by surface treatment processes |
| 11/26/1991 | US5068032 System for fixing anodized aluminum |
| 11/14/1991 | DE4015141A1 Galvanic process operation using pre- and post-treatment baths - involves continuously or cyclically supplying fresh liq. whose life is limited by continuous operation |
| 11/13/1991 | EP0456628A1 Process for electrodepositing a metallic coating of a nickel-cobalt alloy on an object |
| 11/12/1991 | US5063949 Apparatus for spray rinsing chemically treated articles |
| 11/12/1991 | CA1292093C High-efficiency chromium plating bath with alkyl sulfonic acid for non-iridescent plate |
| 11/06/1991 | EP0455403A1 Apparatus and process to regenerate a trivalent chromium bath |
| 10/31/1991 | WO1991016472A1 Method of controlling metallization baths |
| 10/31/1991 | WO1991014023A3 Fully automatic current control system for metal depletion cells |
| 10/30/1991 | EP0453786A2 Convection transfer system |
| 10/23/1991 | EP0453432A1 A method of forming a zinc-aluminium coating on a steel strip |
| 10/23/1991 | EP0452471A1 Protection of lead-containing anodes during chromium electroplating. |
| 10/16/1991 | EP0451146A1 Process for improving wear on conductor rolls in electroplating of steel surfaces |