| Patents for C25D 5 - Electroplating characterised by the process; Pretreatment or after-treatment of workpieces (17,883) |
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| 08/21/1991 | WO1991013190A1 Device for masking off the flux lines in a galvanic bath |
| 08/21/1991 | EP0276276B1 Method for manufacture of printed circuit boards |
| 08/21/1991 | EP0222880B1 Electrochemical converters and combined cycle systems |
| 08/21/1991 | CN1013591B Solution for high efficiency brush plating of abrasion-resisting chromium coating |
| 08/21/1991 | CA2076365A1 Device for masking off the flux lines in a galvanic bath |
| 08/17/1991 | WO1991012089A1 Method of attaching or detaching masking material |
| 08/17/1991 | CA2051650A1 Method for the attaching and removing of a masking member |
| 08/14/1991 | EP0441238A2 Electrodeposited invar composite foil |
| 08/14/1991 | EP0441143A1 High frequency electrochemical repair of open circuits |
| 08/14/1991 | EP0440984A2 Plated articles |
| 08/13/1991 | US5039381 Method of electroplating a precious metal on a semiconductor device, integrated circuit or the like |
| 08/08/1991 | WO1991011545A1 Highly wear-resistant sliding layer with improved sliding properties and process for producing it |
| 08/08/1991 | DE4103116A1 Gleitelement mit hochverschleissfester gleitschicht mit verbesserten gleiteigenschaften und herstellungsverfahren hierzu Slider with High wear gliding surface with improved sliding properties and manufacturing processes this |
| 08/06/1991 | US5037504 Transferring the image |
| 08/06/1991 | CA2009442A1 Method of making a band for a band press |
| 07/31/1991 | CN2081843U Copperplating equipment for screw thread of petroleum drilling pipes |
| 07/30/1991 | US5035918 Applying uniform layer of styrene acrylic copolymer, butyl cellosolve, butyl carbitol and water, and subjecting select areas to excimer laser |
| 07/25/1991 | WO1991010758A1 A steel wire for the reinforcement of elastomers |
| 07/17/1991 | EP0258283B1 Method for depositing on a substrate a wear-resistant decorative coating layer, and object produced according to this method |
| 07/16/1991 | US5032467 Polyimides, bonding strength |
| 07/16/1991 | US5032236 Electrolysis, oxidation, protective coating |
| 07/16/1991 | CA1286102C Masking member |
| 07/11/1991 | WO1991009992A1 Process for continuously applying electro-deposited manganese or manganese alloy coating to steel plate |
| 07/10/1991 | EP0436282A2 Area-selective metallization process |
| 07/09/1991 | US5030320 Spraying water to react by-product; air pollution control |
| 07/09/1991 | CA1285857C Method of surface treating aluminum alloy |
| 07/03/1991 | EP0435835A2 Process for electroplating zinc alloy and apparatus employed therefor |
| 07/02/1991 | CA1285520C Electrolytic galvanizing process with controlled current density |
| 06/27/1991 | DE4023466C1 Electrical coating of steel strip - using zinc on zinc-nickel alloy then treating strip as anode in electrolyte soln. |
| 06/26/1991 | CN2079833U Power supply equipment for electric brush plating |
| 06/19/1991 | EP0433148A1 Process for making a metallic deposition on a carbon substrate and mirror obtained by this process |
| 06/19/1991 | EP0432559A1 Process and apparatus for electrolytic welding |
| 06/19/1991 | EP0432172A1 A METHOD OF PRODUCING A Zn-Fe GALVANNEAL COATING ON A STEEL SUBSTRATE AND THE PRODUCT THEREBY FORMED |
| 06/18/1991 | US5024900 Composite nickel-phosphorus alloy plated metal sheet excellent in strippability and having high hardness and method for manufacturing same |
| 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 | US5024732 Method of and device for compensating variations of branch currents in electroplating baths |
| 06/18/1991 | CA1284923C Fin of heat exchanger and method of making it |
| 06/13/1991 | WO1991008584A1 Dotted contact solar cell and method of making same |
| 06/13/1991 | WO1991008325A1 Process for direct galvanic metallisation |
| 06/12/1991 | EP0431237A1 Direct deposition of gold on carbon fiber |
| 06/12/1991 | EP0431228A1 Method of copper-nickel-chromium bright electroplating which provides excellent corrosion resistance and plating film obtained by the method |
| 06/12/1991 | CN1012829B Improvement to metal wires used for reinforcing elastomeric material |
| 06/11/1991 | US5023146 Black surface-treated steel sheet |
| 06/11/1991 | CA1284763C Composition and method for metal surface refinement |
| 06/06/1991 | DE3940407A1 Verfahren zur galvanischen direktmetallisierung Method for galvanic direct metallization |
| 06/06/1991 | DE3940244A1 Plated composite material for coinage use - has base roll plated followed by thin electroplating layer |
| 06/05/1991 | EP0430554A2 A mould and a manufacturing method thereof |
| 06/04/1991 | US5021301 Method of producing a steel sheet plated with Zn-Mg alloy superior both in plating adhesion and corrosion resistance, and steel sheet plated with the same |
| 06/04/1991 | US5021129 Multilayer structures of different electroactive materials and methods of fabrication thereof |
| 06/04/1991 | US5021104 Steel strip for food packaging and process for production thereof |
| 05/30/1991 | WO1991007527A1 Device for reducing the concentration of field lines in an electroplating plant |
| 05/30/1991 | WO1991007526A1 Method for directly electroplating a dielectric substrate and plated substrate so produced |
| 05/29/1991 | WO1991008324A1 Metallization of non-conductors |
| 05/29/1991 | EP0429260A1 A masking arrangement and masking methods |
| 05/29/1991 | DE3939676A1 Metallisierung von nichtleitern Metallization of non ladders |
| 05/28/1991 | US5019224 Electrolytic process |
| 05/28/1991 | US5019222 Copper-Cobalt Alloy |
| 05/28/1991 | US5018662 For fuel system of internal combustion engines; corrosion resistance |
| 05/23/1991 | CA2030219A1 Mold and a manufacturing method thereof |
| 05/18/1991 | CA2030099A1 Masking structure |
| 05/16/1991 | DE3937926A1 Vorrichtung zum abblenden von feldlinien in einer galvanikanlage Apparatus for dim of field lines in a galvanizing plant |
| 05/15/1991 | EP0427616A1 Nickel plating solution, nickelchromium electroplating method and nickel-chromium plating film |
| 05/14/1991 | US5015538 Multilayer polymer metal composite formed by electrodeposition |
| 05/14/1991 | US5015341 Galvanizing, annealing, cleaning a steel strip, electroplating with zinc, alloying with iron and cooling |
| 05/14/1991 | US5015340 Method of continuous coating of electrically conductive substrates |
| 05/14/1991 | US5015339 Electrodeposition a metal layer on a nonconductive layer, coating with a dispersion of carbon black |
| 05/08/1991 | EP0417074A4 Electronic device fabrication by selective doping of a non-conductive polymer |
| 05/08/1991 | CN1051205A Installation and process for electrolytic coating of metal strip |
| 05/07/1991 | US5013410 Method of manufacturing an aluminum-plated steel sheet for cans |
| 05/02/1991 | EP0425354A1 Process and apparatus for electroplating a metallic strip |
| 05/02/1991 | EP0424863A1 Process for electrolytically depositing a metal layer resisting corrosion by hot gases |
| 05/02/1991 | EP0424856A1 Method of producing a steel sheet plated with Zn-Mg alloy superior both in plating adhesion and corrosion resistance, and sheet plated with the same |
| 04/30/1991 | US5011581 Electrodeposition at cathode |
| 04/30/1991 | US5011565 Dotted contact solar cell and method of making same |
| 04/30/1991 | CA1283623C Ni-zn electroplated product resistant to paint delamination |
| 04/28/1991 | CA2028664A1 Apparatus and process for electrolytic covering of a metal band |
| 04/24/1991 | EP0423947A2 Process for electroplating electroactive polymers and articles derived therefrom |
| 04/24/1991 | EP0423904A1 Improved anode assembly for selective plating apparatus |
| 04/24/1991 | EP0423740A2 Organic composite coated steel strip having improved corrosion resistance and weldability |
| 04/24/1991 | CN1050965A Method for direct metallization of conductire boards |
| 04/18/1991 | WO1991003920A3 Plated-through printed circuit board with resist and process for producing it |
| 04/17/1991 | EP0422094A1 Process for the preparation of porous metal |
| 04/16/1991 | US5007990 Electroplating process |
| 04/11/1991 | DE4024911A1 Electrolytic coating thick layers with embedded particles - using vibrated glass pearls inside electrolyte to ensure uniform distribution of embedded particles inside densely packed matrix |
| 04/10/1991 | EP0421127A1 Apparatus for manufacturing circuit boards and process for operating it |
| 04/09/1991 | US5006420 Electroplated steel sheet having a plurality of coatings, excellent in workability, corrosion resistance and water-resistant paint adhesivity |
| 04/04/1991 | DE3932119A1 Bipolar lead-lead di:oxide electrode prodn. - by coating substrate foil in galvanic bath contg. carrier electrode(s) clamped between two metallic terminal electrodes |
| 04/03/1991 | EP0420640A1 Process for electroplating and apparatus therefor |
| 04/03/1991 | EP0419845A2 Method for preparing metallized polyimide composites |
| 04/03/1991 | EP0419804A2 Multilayer structures of different electroactive materials and methods of fabrication thereof |
| 04/03/1991 | EP0419678A1 Highly corrosion-resistant, double-coated steel sheet excellent in coatability and prevented from blistering in elecrodeposition coating and process for producing the same |
| 03/28/1991 | DE3931003A1 Direct metallisation of circuits boards |
| 03/27/1991 | WO1991005085A1 Improvements related to coatings |
| 03/27/1991 | EP0419069A2 System for selective laser assisted plating |
| 03/27/1991 | CA2066590A1 Coatings |
| 03/26/1991 | US5002649 Selective stripping apparatus |
| 03/21/1991 | WO1991003583A1 Methods for depositing finish coatings on substrates of anodisable metals and the products thereof |
| 03/21/1991 | DE3928832A1 Durchkontaktierte leiterplatte mit resist sowie verfahren zur herstellung derselben Plated-through circuit board with resist and process for making same |
| 03/20/1991 | EP0417880A1 Process for treating surface of copper foil |