| Patents for C25D 11 - Electrolytic coating by surface reaction, i.e. forming conversion layers (8,800) |
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| 02/11/1998 | EP0822894A1 Anodized aluminum substrate having increased breakdown voltage |
| 02/11/1998 | EP0724653B1 A method for post-treatment of an article with a metallic surface as well as a treatment solution to be used in the method |
| 02/10/1998 | US5717235 Non-volatile memory device having ferromagnetic and piezoelectric properties |
| 02/10/1998 | US5716511 Anodizing electrolyte and its use |
| 02/03/1998 | US5714052 Electrodepositing copper sulfate durable inorganic coatings |
| 01/28/1998 | CN1171824A Treatment of aluminium or aluminium alloys |
| 01/27/1998 | US5711071 Catalytic structures and method of manufacture |
| 01/14/1998 | EP0817728A1 Process for making decorated, extruded, profiled elements |
| 01/13/1998 | US5707887 Method of manufacturing a non-volatile random accessible memory device |
| 01/07/1998 | EP0816536A1 Method for anodizing aluminum material |
| 01/07/1998 | EP0815294A1 Anodisation of magnesium and magnesium based alloys |
| 01/07/1998 | EP0815293A2 Chromium-free process for improving the adherence of paint applied by thin-film anodic oxidation |
| 01/07/1998 | EP0637344B1 Electrochemical treatment of surfaces |
| 01/07/1998 | EP0597131B1 Phosphating process |
| 01/06/1998 | US5705225 Method of filling pores in anodized aluminum parts |
| 01/02/1998 | DE19724916A1 High vacuum valve for metallic ring seal of anodic oxidation coating treatment |
| 12/29/1997 | EP0814183A1 Cobalt- and nickel-free sealant compositions |
| 12/24/1997 | WO1997048839A1 Treating aluminium workpieces |
| 12/23/1997 | US5700366 Electrolytic process for cleaning and coating electrically conducting surfaces |
| 12/17/1997 | EP0812705A1 Method of manufacturing support for planographic printing plate |
| 12/11/1997 | WO1997046738A1 Short-term heat-sealing of anodized metal surfaces with surfactant-containing solutions |
| 12/11/1997 | WO1997046733A1 Surface-treated steel sheet excellent in corrosion resistance after working |
| 12/11/1997 | CA2257253A1 Short time hot sealing of anodized metal surfaces with surfactant-containing solutions |
| 12/04/1997 | DE19621819A1 Short-duration hot seal process for anodised metal surfaces |
| 12/04/1997 | DE19621818A1 Kurzzeit-Heißverdichtung anodisierter Metalloberflächen mit tensidhaltigen Lösungen Short-term hot sealing anodized metal surfaces with surfactant solutions |
| 12/03/1997 | EP0810295A1 Stainless steel for ozone added water and manufacturing method thereof |
| 12/02/1997 | US5693210 Method of manufacturing porous alumina tube |
| 12/02/1997 | US5693208 Process for continuously anodizing strips or wires of aluminum |
| 12/02/1997 | US5693207 Catalyst preparation |
| 11/18/1997 | US5688606 Anodized aluminum substrate having increased breakdown voltage |
| 11/12/1997 | EP0689621B1 Device for electrolytic oxidation of silicon wafers |
| 11/05/1997 | CN1036352C Aluminium wire and foil (belt) with oxide skin and processing technology thereof |
| 10/29/1997 | CN1163323A Energy control method for plasma enhanced electrochemical formation of cermet |
| 10/28/1997 | US5681439 Anodizing exposed segment of line while photoresist-covered segment has shape-elongated edge to prevent any unwanted anodization from converging along the complete distance beneath the photresist |
| 10/22/1997 | EP0802267A1 Aluminium surfaces with interference colours |
| 10/22/1997 | EP0700571A4 Memory material and method for its manufacture |
| 10/21/1997 | US5679233 Method and apparatus for anodizing |
| 10/16/1997 | WO1997038148A1 Process for producing resin-coated aluminum alloy sheet for drawn/ironed cans |
| 10/16/1997 | WO1997038147A1 Method of manufacturing resin coated aluminum alloy plates for drawn and ironed cans |
| 10/15/1997 | CN1161895A Technology for inlaying aluminium alloy lining to hydro-cylinder |
| 10/08/1997 | EP0799717A1 A method for preparing a hydrophilic surface of a lithographic aluminum base for lithographic printing plates |
| 10/08/1997 | EP0799282A1 Carbon materials reacted with diazonium salts |
| 10/07/1997 | US5674371 Process for electrolytically treating aluminum and compositions therefor |
| 10/02/1997 | WO1997035717A1 Thermoplastic resin coated aluminum alloy sheet, and method and apparatus for production thereof |
| 10/02/1997 | WO1997035716A1 Thermoplastic resin-coated aluminum alloy plate, and process and apparatus for producing the same |
| 10/02/1997 | DE19619254C1 Masking unit and corresponding method |
| 10/02/1997 | DE19612646A1 Process for sealing anodised metals |
| 09/25/1997 | WO1997035052A1 An electrolytic process for cleaning electrically conducting surfaces |
| 09/25/1997 | WO1997035051A1 An electrolytic process for cleaning and coating electrically conducting surfaces |
| 09/25/1997 | WO1997035050A1 Method of treating surfaces and a suitable device |
| 09/25/1997 | CA2253311A1 An electrolytic process for cleaning electrically conducting surfaces |
| 09/25/1997 | CA2253214A1 An electrolytic process for cleaning and coating electrically conducting surfaces |
| 09/17/1997 | EP0795048A1 Cleaning aluminium workpieces |
| 09/17/1997 | EP0795047A1 Process for producing a corrosion and wear-resistant oxide layer with locally reduced layer thickness on the metal surface of a workpiece |
| 09/12/1997 | WO1997032933A1 1:2 chromium complexes, their production and use |
| 09/03/1997 | EP0792951A1 Vacuum chamber made of aluminum or its alloy, and surface treatment and material for the vacuum chamber |
| 09/03/1997 | EP0792392A1 Treatment of aluminium or aluminium alloys |
| 08/20/1997 | CN1035702C Electrolytic capacitor and method of making same |
| 08/19/1997 | US5658529 Anodizing aluminum surface to form oxide film, immersing in bath of coloring metal and electrodepositing coloring metal onto oxide film |
| 08/13/1997 | EP0788560A1 Corrosion resistant aluminum and aluminum coating |
| 08/07/1997 | DE19707180A1 Oxidising and doping silicon surfaces |
| 07/29/1997 | CA1339115C Process for dyeing anodized aluminum |
| 07/23/1997 | CN1155019A Compounding tech. for titanium coated protective coating |
| 07/23/1997 | CN1155018A Aluminium oxidation colour transfer technology |
| 07/17/1997 | DE19601153A1 Application of bioactive phosphate layers, e.g. hydroxy apatite ceramic, onto titanium alloy artificial hip joint shafts |
| 07/16/1997 | CN1154724A Pigment dispersion composition for filling and coloring aluminum or aluminum alloy oxide-film |
| 07/16/1997 | CN1154389A Organic coated material having electrolytically polymerized coating film containing chromium and method |
| 07/08/1997 | US5645972 Method for preparing an aluminium foil for use as a support in lithographic printing plates |
| 07/08/1997 | US5645706 Phosphate chemical treatment method |
| 07/02/1997 | EP0781857A1 Process for treating electric conductor surface such as a bar belonging to a set of bars and a bar obtainable by thin process |
| 07/01/1997 | US5643436 Architectural material using metal oxide exhibiting photocatalytic activity |
| 07/01/1997 | US5643432 Selective anodization of capacitor anode body |
| 06/25/1997 | EP0780911A2 Niobium tin sheet for superconducting magnets |
| 06/25/1997 | EP0780495A2 Process for obtaining a brochantit patina on a copper surface |
| 06/25/1997 | EP0780494A1 Method for surface-treating substrate and substrate surface-treated by the method |
| 06/25/1997 | CN1152633A Eletrolytic colouring technology for golden colour aluminium alloy selenide |
| 06/25/1997 | CN1152632A One stage method pretreating liquid for aluminium material oxidation pretreatment |
| 06/22/1997 | CA2192747A1 Method for surface-treating substrate and substrate surface-treated by the method |
| 06/18/1997 | EP0779379A1 Pigment dispersion composition for filling and coloring aluminum or aluminum alloy oxide film |
| 06/12/1997 | WO1997020968A1 Passification of zinc surfaces |
| 06/11/1997 | EP0778158A1 Lithographic printing plates having a smooth, shiny surface |
| 06/10/1997 | US5637404 Reflective aluminum strip |
| 06/05/1997 | DE19650334A1 Apparatus for electrolytic anodisation of an aluminium@ product |
| 06/05/1997 | CA2190923A1 Lithographic printing plates having a smooth, shiny surface |
| 06/04/1997 | EP0776770A1 Substrate made out of aluminium or its alloy with hydrophilic layer and method of preparation thereof |
| 06/04/1997 | EP0688370B1 Two-step electrochemical process for coating magnesium |
| 06/03/1997 | US5635084 Deoxidizing surface, contacting with chromate-containing solution having acidic ph, rinsing with water, contacting with nitric acid solution |
| 05/27/1997 | US5633115 Treatment with phosphonium containing polymer, improved adhesion |
| 05/15/1997 | WO1997017483A1 Catalytic structures and method of manufacture |
| 05/15/1997 | CA2237010A1 Catalytic structures and method of manufacture |
| 05/09/1997 | WO1997016582A1 Process for producing laminated steel sheet, laminated steel sheet, and surface-treated steel sheet used therefor |
| 05/02/1997 | EP0770712A2 Organic coated material having an electrolytically polymerized coating film containing chromium and method |
| 04/30/1997 | DE19539451A1 Imprinting method for anodised aluminium oxide |
| 04/29/1997 | US5624716 Method of sealing anodized aluminum |
| 04/29/1997 | US5624712 Liquid fatty acid protection of anodized aluminum |
| 04/24/1997 | WO1997014828A1 Short duration hot seal for anodised metal surfaces |
| 04/24/1997 | DE19538777A1 Anodic oxide coating sealing process |
| 04/24/1997 | CA2235476A1 Short duration heat sealing of anodized metal surfaces |
| 04/22/1997 | US5622746 Tantalum capacitor impregnation process |
| 04/15/1997 | US5620582 Low voltage; aluminum or alloy thereof |