| Patents for C25D 11 - Electrolytic coating by surface reaction, i.e. forming conversion layers (8,800) |
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| 05/18/1988 | CN86101215B Technology for colouration of aluminium and its alloys |
| 05/17/1988 | US4744872 Anodizing solution for anodic oxidation of magnesium or its alloys |
| 05/17/1988 | CA1236791A1 Process for the protection of galvanized steel rolled sections by a multilayer electrolytic plating |
| 05/10/1988 | CA1236422A1 Anodizing aluminum with aqueous aspartic acid or glutamic acid electrolyte |
| 05/10/1988 | CA1236421A1 Anodic oxidation of aluminum in phosphoric acid containing aluninum ions for printing plates |
| 05/04/1988 | CN87103499A Anode aluminium oxide diaphragm |
| 05/03/1988 | CA1236045A1 Anodically oxidized aluminum treated with silicate and vinylphosphonic acid polymer |
| 04/27/1988 | EP0264972A1 Method of cleaning aluminium surfaces |
| 04/26/1988 | CA1235670A2 Process for producing cold rolled steel strip highly susceptible to conversion treatment |
| 04/20/1988 | EP0264354A2 Process for production of calcium phosphate compoundcoated composite material |
| 04/19/1988 | CA1235383A1 Electrolytically treating metal web with asymmetric alternating current |
| 04/19/1988 | CA1235380A1 Etching, electrochemically graining, and anodizing aluminum plate |
| 04/12/1988 | US4737246 Anodizing process for producing highly reflective aluminum materials without preliminary brightening processing |
| 04/12/1988 | US4737245 Forming barrier layer of oxide on metal surface; solution of salts and acids |
| 03/30/1988 | CN85105152B Technique for oxidizing and coloring the painting aluminium sheet |
| 03/30/1988 | CN85101505B Method of making lithium tantalate film on tantalum apparatus and its products |
| 03/23/1988 | EP0260374A2 Process for producing a multilayer-coated strip having excellent corrosion resistance and weldability and useful for containers |
| 03/23/1988 | CN87208423U Building surface decorating material |
| 03/23/1988 | CN87103503A Composite membrane |
| 03/17/1988 | DE3630826A1 Method of fabricating electrolytic capacitors |
| 03/16/1988 | EP0260230A1 Improved metalcan for food packaging and process for production thereof |
| 03/01/1988 | US4728401 Chromating |
| 02/24/1988 | EP0256673A1 Cathode suitable for use in electrochemical processes evolving hydrogen |
| 01/27/1988 | EP0254190A1 Process and circuitry for the electrolytic coloring of anodised aluminium surfaces |
| 01/27/1988 | CN86104714A Method for closing anodic aluminium oxide |
| 01/27/1988 | CN86104659A Passivation of copper and copper-alloy surfaces |
| 01/07/1988 | EP0250792A1 A chromate treatment of a metal coated steel sheet |
| 01/07/1988 | EP0177534B1 Electrodeposition of chromium and chromium bearing alloys |
| 01/05/1988 | US4717457 Method of providing a transparent layer on a substrate |
| 01/05/1988 | CA1230954A1 Surface-treated steel strips seam weldable into cans |
| 12/30/1987 | CN87103213A Electrolytical colouring technology for aluminium to generate oxide film |
| 12/29/1987 | US4715936 Process for anodizing aluminum for an aluminum electrolytic capacitor |
| 12/22/1987 | US4714529 Electrolysis; dilauryl hydrogen phosphate electrolyte and cast anode forming iron phosphate on metal |
| 12/15/1987 | US4713301 Sn-based multilayer coated steel strip having improved corrosion resistance, weldability and lacquerability |
| 12/15/1987 | US4713150 Process for preparing a part for color anodization |
| 12/02/1987 | EP0247290A1 Chromate-treated zinc-plated steel strip and method for making |
| 12/02/1987 | EP0118480B1 Recompression process |
| 11/19/1987 | EP0246186A1 Aluminium alloy products with uniform grey, light-fast surfaces, and process for their production |
| 11/19/1987 | DE3616725A1 Manufacture of aluminium alloy products having a uniformly grey, light-fast surface |
| 11/04/1987 | EP0244022A2 After-treatment process for phosphated metal surfaces |
| 11/04/1987 | EP0243473A1 Method of coating articles of magnesium and an electrolytic bath therefor |
| 11/03/1987 | US4704196 Pulsed electrolytic oxidation |
| 10/28/1987 | CN86102269A Tanfalum-made spinning jet (plate) with lithium tantalate film for wet and dry and wet spinning |
| 10/27/1987 | CA1228525A1 Method for growing gaas single crystal by a floating zone technique |
| 10/21/1987 | EP0242208A1 Composite membrane |
| 10/21/1987 | EP0242204A1 Anodic aluminium oxide membranes |
| 10/14/1987 | EP0241415A1 Acid tin-(II)-containing electrolyte |
| 10/13/1987 | CA1228049A1 Treating anodized aluminium in phosphoric acid and sulphuric acid for printing plates |
| 10/07/1987 | EP0239944A1 Method for electrolytic coloring of aluminum or aluminum alloys |
| 09/29/1987 | US4696724 Liquid natural gas, liquid propane gas |
| 09/22/1987 | CA1227157A1 Coloring process for anodized aluminum products |
| 09/16/1987 | EP0237154A1 Insulated aluminium wire |
| 09/09/1987 | EP0235469A1 Device for metal strip electrolytic processing |
| 09/08/1987 | US4692224 Volatile anodizing electrolytes for tantalum |
| 09/08/1987 | US4692223 Forming protective film of silicon dioxide |
| 09/08/1987 | CA1226553A1 Process for anodizing aluminum foil |
| 09/02/1987 | EP0234727A1 Porous anodic aluminium oxide films |
| 09/01/1987 | US4690736 Chromic acid anodizing of aluminium prior to adhesive bonding |
| 09/01/1987 | CA1226240A1 Method of producing tin-free steel sheets having improved resistance to retorting treatment |
| 08/25/1987 | US4689272 Process for a two-stage hydrophilizing post-treatment of aluminum oxide layers with aqueous solutions and use thereof in the manufacture of supports for offset printing plates |
| 08/25/1987 | US4688864 Electronic circuit constituted by stackable modules |
| 08/25/1987 | CA1225961A1 Process for treating aluminum oxide layers and use in the manufacture of offset-printing plates |
| 08/19/1987 | CN87100618A 绝缘铝线 Insulated aluminum wire |
| 08/18/1987 | US4687713 Corrosion resistance; |
| 08/18/1987 | US4687551 Porous films and method of forming them |
| 08/18/1987 | CA1225613A1 Printing plates made by treating anodized aluminum with silicate and carboxylate composition |
| 08/13/1987 | DE3546548A1 Membrane for sound converters (transducers) |
| 08/12/1987 | EP0232211A1 Process for treatment of aluminium surfaces which are intended to be coated with a fluorcarbon film |
| 08/04/1987 | CA1225063A1 Process for anodizing aluminum foil |
| 07/21/1987 | US4681814 Corrosion inhibited metal |
| 07/21/1987 | US4681686 Cotelomer compounds |
| 07/21/1987 | US4681672 Method for etching electrode foils for an aluminium electrolytic capacitor |
| 07/21/1987 | US4681669 Method for producing magnetic recording media |
| 07/21/1987 | US4681668 Anodic aluminium oxide film and method of forming it |
| 07/21/1987 | US4681666 Multilayer electrical interconnecting system |
| 07/21/1987 | US4681665 Anodization of metals and alloys based on aluminum, magnesium and titanium |
| 07/21/1987 | US4681655 Masking and etching an anodized aluminum support |
| 07/15/1987 | EP0228610A1 Device for performing continuous electrolytic treatment on a metal web |
| 07/07/1987 | US4678547 Heat resistance, hardness |
| 07/07/1987 | US4678546 Process for providing lithium tantalum oxide coated tantalum articles with improved wear resistance |
| 07/07/1987 | CA1223841A1 Method of producing green coatings on aluminum and aluminum alloys |
| 07/01/1987 | EP0227294A1 Method of coating metal surfaces in oil-based lubricants |
| 06/30/1987 | CA1223543A1 Method of producing tin-free steel sheets |
| 06/30/1987 | CA1223542A1 Surface treatment of aluminum or aluminum alloys |
| 06/24/1987 | CN85108872A Stainless steel simultaneously double-color coloring method |
| 06/19/1987 | DE3611055C1 Acid tin(II)-containing electrolyte |
| 06/09/1987 | US4671858 Method for making anode foil for an aluminum electrolytic capacitor |
| 06/09/1987 | CA1222749A1 Process of inhibiting corrosion of metal surfaces and/or deposition of scale thereon |
| 06/03/1987 | EP0224087A2 Method of making thin-walled ceramic articles, and a diaphragm for acoustic transducers produced thereby |
| 06/03/1987 | EP0224065A1 Process for obtaining chromate layers |
| 05/26/1987 | US4668347 Anticorrosive coated rectifier metals and their alloys |
| 05/19/1987 | US4666567 Automated alternating polarity pulse electrolytic processing of electrically conductive substances |
| 05/07/1987 | WO1987002716A1 Method of coating articles of magnesium and an electrolytic bath therefor |
| 05/05/1987 | US4663245 Hot-dipped galvanized steel sheet having excellent black tarnish resistance and process for producing the same |
| 05/05/1987 | CA1221333A1 Producing printing plate by electrophoretic deposition or photosensitive coating on hydrophilized metal |
| 04/28/1987 | US4661170 Coating with polymer dispersion based on acrylate polymer cross-linked with metal salts |
| 04/21/1987 | US4659440 Alkalimetal silicate, peroxide, acid, and fluoride compound |
| 04/21/1987 | US4659439 Surface treatment of aluminum or aluminum alloys |
| 04/21/1987 | US4659394 Process for preparation of highly anticorrosive surface-treated steel plate |
| 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 |