Patents for C25D 11 - Electrolytic coating by surface reaction, i.e. forming conversion layers (8,800)
02/1986
02/19/1986EP0171835A2 A process of etching aluminium anode foil for high voltage electrolytic capacitors
02/19/1986EP0171799A2 Sealant compositions for anodized aluminum
02/19/1986EP0171790A1 Improved zinc phosphating method
02/18/1986US4571287 Electrolysis in sulfuric acid; alternately reversing electric current
02/12/1986EP0171091A2 Process for making rhodium-plated article with black color
02/11/1986US4569728 Selective anodic oxidation of semiconductors for pattern generation
01/1986
01/29/1986EP0039360B1 A process for the preparation of a dark-coloured, weave-length selective oxide film on aluminium
01/28/1986US4566952 Two-stage process for the production of anodically oxidized aluminum planar materials and use of these materials in manufacturing offset-printing plates
01/15/1986EP0167751A1 Process for treating aluminium surfaces
01/14/1986US4564425 Electrochemical etching of a mercury-cadmium-telluride substrate
01/07/1986US4563397 Two-stage anodization
01/07/1986US4563253 Complexing organic compound with thin oxide layer
01/02/1986EP0166205A1 Method of producing electrolytic capacitor with Al-Ti anode body
12/1985
12/31/1985US4561943 Process for preparing surface-treated steel strips adapted for electric resistance welding and strips produced by said process
12/27/1985EP0165318A1 Process for producing anode foil for use in electrolytic aluminum capacitor
12/17/1985US4559114 Electrolysis using acidic solution
12/11/1985EP0164092A1 Process for preparing surface-treated steel strips adapted for electric resistance welding
12/11/1985EP0163786A1 Method of producing full colour images on aluminum
12/04/1985EP0163048A2 Surface-treated steel strips seam weldable into cans
11/1985
11/21/1985EP0161608A1 Process for the aftertreatment of layers from aluminium oxide with aqueous solutions containing phosphoroxo anions, and their use in the production of supports for offset printing plates
11/21/1985EP0161461A2 Process for the anodic oxidation of aluminium and its use as a support material for offset printing plates
11/19/1985US4554216 Two-stage anodizing
11/19/1985US4554057 Process for manufacturing support materials for offset printing plates
11/05/1985US4551211 Aqueous anodizing solution and process for coloring article of magnesium or magnesium-base alloy
10/1985
10/29/1985US4549910 React with amino-alkyl-trialkyl-oxysilane, immerse in ionic solution
10/24/1985WO1985004677A1 Electrodeposition of chromium and chromium bearing alloys
10/22/1985US4548872 Protection process of flat rolled steel sections by means of multi-layer electrolytic plating in particularly aggressive environments
10/22/1985US4548868 Surface treatment of zinc alloy electroplated steel strips
10/22/1985US4548682 Process of producing magnetic recording media
10/15/1985US4547268 Electrodeposition of metals; corrosion resistance
10/08/1985US4546229 Removal of non-uniform oxide layer then doposition of thin oxide coating on one surface; thicker coating on other surface for resistance differential
10/08/1985US4545876 Method and apparatus for surface treating
10/08/1985US4545871 Method of making an article having a layer of a nickel-phosphorus alloy and coated with a protective layer
10/08/1985US4545866 Electrochemically graining surface of aluminum plate with electrolyte solution of nitric acid and sulfate
10/02/1985EP0156591A2 Anodizing process for producing highly reflective aluminum materials
09/1985
09/17/1985US4542077 Chromium coating
09/17/1985CA1193572A1 Method of forming coloured anodized coating on die-cast auminum alloy articles
09/17/1985CA1193571A1 Anodized supports and radiation sensitive elements therefrom
09/11/1985EP0154201A1 Process for the aftertreatment of aluminium oxide layers with aqueous solutions containing alkali-metal silicate, and their use in the production of supports for off-set printing plates
09/11/1985EP0154200A1 Process for a two-step hydrophilizing aftertreatment of aluminium oxide layers with aqueous solutions, and their use in the production of supports for off-set printing plates
09/10/1985US4540449 Aluminum substrate for magnetic recording media
09/10/1985CA1193221A1 Hydrated chromium oxide-coated steel strip useful for welded cans and other containers
09/10/1985CA1193220A1 Steel strip coated with amorphous metal base, tin intermediate and chronium surface layers
08/1985
08/28/1985EP0153149A2 Metal pretreatment for resistance spot welding of aluminum
08/27/1985US4537665 Adipate formation electrolyte for anodizing
08/27/1985US4537664 Measuring current formed between two electrodes in two separate electrolytes
08/20/1985US4536264 Method for electrolytic treatment
08/13/1985US4534834 Using a three phase alternating current, recitifing one
08/07/1985EP0150706A2 Cotelomer compounds
08/06/1985US4533444 Method of electrolytic treatment on the surface of metal web
08/06/1985CA1191476A1 Method of production of colored aluminium articles
07/1985
07/30/1985US4532065 Cleaning with aqueous solution of detergent, builder, water soluble transition metal salt to chelate builder
07/30/1985US4531979 Sealing of anodically oxidized aluminum or aluminum alloy surfaces and compounds useful therefor
07/30/1985EP0138885A4 Anodized electrostatic imaging surface.
07/24/1985EP0149461A1 Surface treatment of zinc alloy electroplated steel strips
07/16/1985CA1190510A1 Anodically anodizing aluminium in organic polybasic acid for printing plate support
07/16/1985CA1190509A1 Anodizing aluminium support for printing plates with organic acid
07/16/1985CA1190508A1 Method for colouring oxide layers of aluminium or aluminium alloys with organic compounds
07/09/1985US4528073 Method for manufacturing multicolored plate, multicolored filter and multicolored display device
07/02/1985US4526671 Surface treatment of aluminum or aluminum alloys
07/02/1985US4526660 For oxidation of aluminum using electrolyte of sulfuric acid, booster agent of boric acid, alcohol, oxalic acid, formaldehyde
06/1985
06/25/1985US4525249 High cubic texyure, baths of hydrochloric acid with aluminum chloride and nitric acid with aluminum nitrate
06/19/1985EP0144329A1 Protective coating process for aluminum and aluminum alloys.
06/11/1985US4522892 Electrolysis of alkali metal or ammonium phosphates
06/11/1985CA1188764A1 Porous tantalum capacitor electrode
06/11/1985CA1188652A1 Device for anodic oxidation by pad electrolysis and electrolytes used in said device
06/05/1985EP0143544A2 Coloured anodised finishes
06/04/1985US4521463 One step sealing process
05/1985
05/28/1985USRE31901 Anodic oxidation, and electrolytic coloring
05/28/1985US4520077 Automobiles
05/28/1985US4519879 Electrolytic chromium plating
05/28/1985CA1187660A1 Steel strip having differentiated multilayer coatings and being useful for manufacture of cans
05/21/1985US4518468 Anodizing, aluminum(alloy), carnauba or montan wax
05/21/1985US4518466 Continuous electrolytic treatment of aluminum web
05/15/1985EP0141056A1 Process for the single step anodic oxidation of aluminium substrates for offset printing plates
05/14/1985US4517059 Anodizing aluminum
05/08/1985EP0140775A1 Welding process using a roller electrode
05/07/1985US4515919 Protective coating composition and process for aluminum and aluminum alloys
05/02/1985EP0139111A1 Process for two step anodic oxidation of aluminium carrier materials for offset printing plates
05/02/1985EP0138885A1 Anodized electrostatic imaging surface.
04/1985
04/24/1985EP0138251A1 Method of providing a transparent layer on a substrate
04/17/1985EP0137369A1 Method for electrolytic treatment
04/16/1985US4511633 Galvanized steel sheet protected by chromium and chromium oxide layers
04/16/1985US4511631 Metallic chromium-nickel-hydrated chromium oxide-coated tin free steel and process for the production thereof
04/11/1985WO1985001612A1 Process for producing anode foil for use in electrolytic aluminum capacitor
04/09/1985CA1185337A1 Stabilization of aluminum electrolytic capacitor foil
04/03/1985EP0135591A1 Method for determining superior lacquer adhesion properties of a tin-free steel sheet
04/02/1985US4508790 Tin free steel having an excellent weldability and its production method
03/1985
03/26/1985US4507179 Process of producing aluminum substrate for magnetic recording media
03/20/1985EP0134580A1 Method and apparatus for electrolytic treatment
03/12/1985US4504325 Method for sealing an aluminum oxide film
03/05/1985US4502933 Apparatus for electrolytic treatment to metal web
03/05/1985US4502925 Process for aluminum surface preparation
02/1985
02/26/1985US4501802 Plated nickel underlayer
02/26/1985US4501667 Process of inhibiting corrosion of metal surfaces and/or deposition of scale thereon
02/26/1985CA1183282A1 Superconducting circuit fabrication
02/13/1985EP0132787A1 Process for producing support for planographic printing
02/13/1985EP0132722A1 Method for producing tin-free steel strips having improved lacquer adhesion
02/13/1985EP0132549A1 Process and apparatus for the continuous one-sided anodisation of aluminium strips, and their use in the manufacture of printing plates
02/05/1985US4497877 Hydrated basic chromium phosphate
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