| Patents for C25D 17 - Constructional parts, or assemblies thereof, of cells for electrolytic coating (9,411) |
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| 12/18/1991 | EP0461271A1 Process for continuously applying electro-deposited manganese or manganese alloy coating to steel plate |
| 12/17/1991 | US5073405 Applying a tapered electrode on a porous ceramic support tube by masking a band inside the tube and drawing in electrode material from the outside of the tube by suction |
| 12/17/1991 | US5073244 Self-supporting receptacle, especially for use as an electrolysis cell |
| 12/17/1991 | CA1293221C Electrodeposition of metal from solution in rotating cell with parallel spaced electrodes |
| 12/12/1991 | DE4118416A1 Appts. for etching, rinsing and electroplating thin parts - has different baths separated by elastically deformable sluice gate walls |
| 12/12/1991 | DE4018649A1 Verfahren und vorrichtungen zum elektrolytischen verzinken Method and devices for electrolytic galvanizing |
| 12/04/1991 | EP0458863A1 Method and apparatus for manufacturing interconnects with fine lines and spacing |
| 12/03/1991 | US5069764 Suppression of anode effect |
| 12/03/1991 | US5069760 Longitudinal and transverse rows; cylinder bore of an internal combustion engines |
| 11/26/1991 | CA1292441C Electrostatic system for treating liquids |
| 11/19/1991 | US5066379 Container for corrosive material |
| 11/13/1991 | CN1056134A Continuous chromium plating for super long shaft and its apparatus |
| 11/07/1991 | DE4112875A1 Lifting arm tilt mechanism - has a moving guide in groove at frame of lifting appts. |
| 11/06/1991 | EP0455608A1 Method for electrolytic tin plating of steel plate |
| 10/28/1991 | CA2041045A1 Method for electrolytic tin plating of steel plate |
| 10/15/1991 | US5056456 Automatically opened and closed barrel |
| 10/08/1991 | CA1290396C Checking of electrodes with activating layers |
| 09/12/1991 | DE4007297A1 Elektrolysezelle zur elektrolytischen behandlung von prozessfluessigkeit An electrolytic cell for the electrolytic treatment of prozessfluessigkeit |
| 09/11/1991 | EP0445120A1 Device for applying and/or removing coatings on workpieces. |
| 09/09/1991 | WO1991014026A1 Electrolytic cell for electrolysis of process liquid |
| 09/09/1991 | CA2076854A1 Electrolytic cell for electrolysis of process liquid |
| 09/08/1991 | CA2011743A1 Process for producing inert anode for use in copper recovery from copper-containing solution by electroplating |
| 08/27/1991 | US5043052 Flexible rail, flexible conveyor and electrodeposition coating system with flexible conveyor |
| 08/22/1991 | DE4005502A1 Electro coating screws to provide protective layer - by immersing and rotating in electrolyte containing aluminium |
| 08/22/1991 | DE4005209A1 Masking screens for plate-shaped workpiece in electroplating unit - comprise upper floating pair and lower immersible pair of screens able to mask upper and lower sides of workpiece |
| 08/21/1991 | WO1991013190A1 Device for masking off the flux lines in a galvanic bath |
| 08/21/1991 | CA2076365A1 Device for masking off the flux lines in a galvanic bath |
| 07/17/1991 | EP0437032A1 Method and apparatus for electroplating articles |
| 07/16/1991 | US5032244 Anodizing, protective heat resistant coating |
| 07/16/1991 | US5032235 Electrodeposition |
| 07/11/1991 | WO1991009992A1 Process for continuously applying electro-deposited manganese or manganese alloy coating to steel plate |
| 07/10/1991 | EP0436078A2 Anode device for electrolytic cell |
| 07/09/1991 | US5030330 Doorless; deflector |
| 07/09/1991 | US5030320 Spraying water to react by-product; air pollution control |
| 07/03/1991 | EP0435835A2 Process for electroplating zinc alloy and apparatus employed therefor |
| 07/03/1991 | CN1052708A Oxygen-generating electrode and method for the preparation thereof |
| 07/02/1991 | CA1285521C Apparatus for discrete, laser assisted, electrolytic metal deposition on solidsubstrates |
| 06/28/1991 | CA2028196A1 Electroplating of precision parts |
| 06/26/1991 | EP0433490A1 Apparatus for the surface treatment of bulk goods |
| 06/23/1991 | CA2032886A1 Surface-treating apparatus for agitatable material |
| 06/20/1991 | DE3941559A1 Drum for dipping into aq. solns. - has sets of polyethylene perforated units welded together to have polygonal end view but fixed to polypropylene end discs e.g. by screws |
| 06/19/1991 | EP0432559A1 Process and apparatus for electrolytic welding |
| 06/18/1991 | US5024746 Fixture and a method for plating contact bumps for integrated circuits |
| 06/18/1991 | US5024745 Apparatus for treating strip-shaped elements |
| 06/18/1991 | US5024735 Applying electrolytes to image substrate, contacting with electrically conductive brush, vibration |
| 06/18/1991 | US5024343 Container assembly and method |
| 06/13/1991 | WO1991008326A1 Holding and electrical-contact device for components being electroplated in an electrolytic bath |
| 06/11/1991 | US5022976 Semiconductor circuits; corrosion resistance |
| 06/05/1991 | EP0430917A1 Device for the electrolytic deposition of a continuous layer with a constant thickness |
| 05/29/1991 | DE3939256A1 Halte- und kontakteinrichtung fuer in einem elektrolysebad zu behandelnde bauelemente Holding and contact device for in an electrolysis devices to be treated |
| 05/28/1991 | US5019224 Electrolytic process |
| 05/28/1991 | US5019221 Titanium top cylinder |
| 05/22/1991 | EP0427900A1 Process for joining the shaft and the basket of an electroplating apparatus |
| 05/22/1991 | CN2077448U Power supply of electrical brush plating |
| 05/21/1991 | US5017275 Electroplating cell anode |
| 05/15/1991 | CN2076990U Wind vane type electroplating rotary drum |
| 05/08/1991 | CN1051205A Installation and process for electrolytic coating of metal strip |
| 05/02/1991 | EP0425354A1 Process and apparatus for electroplating a metallic strip |
| 05/02/1991 | EP0424807A1 Electroplating cell anode |
| 05/02/1991 | EP0424590A1 Electroplating apparatus |
| 05/01/1991 | CN2076109U Special electroplating rack for umbrella stand |
| 05/01/1991 | CN2076108U Clamp for electric plating |
| 04/30/1991 | CA1283625C Multicompartment cell with inner membrane tubes and end closures |
| 04/28/1991 | CA2028664A1 Apparatus and process for electrolytic covering of a metal band |
| 04/24/1991 | CA2026584A1 Electroplating cell anode |
| 04/17/1991 | EP0422139A1 Electroplating drum cathode with high current-carrying capability |
| 04/10/1991 | EP0421881A1 Conductive material for electrode, electrical component and their process for manufacturing |
| 04/10/1991 | EP0421127A1 Apparatus for manufacturing circuit boards and process for operating it |
| 04/09/1991 | US5006217 Arrangement for contacting and holding a mold |
| 04/03/1991 | EP0419851A1 Holder for articles to be electroplated |
| 03/26/1991 | CA1281897C Molded framework for electroless and electrolytic plating racks |
| 03/20/1991 | CN1012083B Method for guiding plate-like articles, apparatus therefor |
| 03/19/1991 | US5000833 Apparatus for the electrochemical surface treatment of substrates |
| 02/27/1991 | EP0413726A1 Electrical apparatus. |
| 02/19/1991 | US4994163 Rotatable wastewater metal-reclaimation device |
| 02/12/1991 | US4992154 Brush for electrolytic treatment |
| 02/12/1991 | US4992145 Electroplating of precision parts |
| 01/31/1991 | DE4023444A1 Cyanide-free copper plating process - where a portion of the plating bath is electrolysed by an independently-controlled insol. anode to reduce bath impurities |
| 01/30/1991 | EP0410919A1 Process for electroplating a metallic surface and electrolytic cell therefor |
| 01/29/1991 | US4988426 Holding apparatus for articles to be electroplated |
| 01/29/1991 | US4988414 Hermetic sealing, membranes, vacuum, conductive screens, insulators |
| 01/29/1991 | CA1279607C Device for metal strip electrolytic processing |
| 01/26/1991 | CA2021242A1 Process for electrolytic coating of a metal surface and electrolytic cell used for application of said process |
| 01/22/1991 | US4986889 Suction cup for the electrolytic treatment of a surface |
| 01/09/1991 | EP0407355A1 Insoluble electrode for electroplating and process for producing the same |
| 01/09/1991 | EP0407349A2 Electrode for use in electrolytic processes and process for manufacturing it |
| 01/03/1991 | DE3920873A1 electrolytic tumbling drum - has anode system in conformity with the charge displaced by rotation |
| 12/31/1990 | CA2018670A1 Metal substrate of improved surface morphology |
| 12/25/1990 | US4979862 Automatic loading mechanism |
| 12/12/1990 | EP0402287A1 Apparatus for anodising aluminium alloy pistons used in internal combustion engines |
| 12/11/1990 | US4976840 Electroplating apparatus for plate-shaped workpieces |
| 12/07/1990 | CA2018288A1 Anodization process of aluminum alloy pistons for internal combustion engines |
| 12/05/1990 | CN1047540A Plating system |
| 11/28/1990 | CN1047348A Method for brushing gilding on spectacle-frame |
| 11/22/1990 | EP0398735A2 Plating system |
| 11/19/1990 | CA2017011A1 Plating system |
| 11/13/1990 | US4969985 Device for transporting agitatable material having a vibrator which is submerged in a liquid |
| 10/30/1990 | US4966672 Electrolytic apparatus with unequal legged basket-carrier |
| 10/23/1990 | US4964964 Electroplating apparatus |
| 10/16/1990 | US4963244 Test cell for identifying deactivated surface areas of an electrode |