| Patents for C23C 22 - Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals (14,001) |
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| 12/12/1984 | EP0127620A1 Electrolytic codeposition of zinc and graphite and resulting product. |
| 12/11/1984 | US4487812 Magnetic amorphous alloy sheet having a film thereon |
| 12/05/1984 | EP0127572A2 Process for inhibiting corrosion and/or scale deposits |
| 12/05/1984 | EP0127343A1 Structures fabricated from aluminium components and processes involved in making these structures |
| 12/05/1984 | EP0127204A1 Phosphating process for composite metals |
| 12/05/1984 | EP0126754A1 Thixotropic coating compositions and coating method. |
| 12/04/1984 | US4486241 Composition and process for treating steel |
| 11/28/1984 | EP0126498A1 Process for the corrosion protection of metals |
| 11/28/1984 | EP0126220A1 Pickling solution for metallic surfaces, and its use |
| 11/27/1984 | US4484954 Halogenation treatment |
| 11/21/1984 | EP0125658A1 Corrosion resistant surface-treated steel strip and process for making |
| 11/21/1984 | EP0125657A1 Corrosion-resistant steel strip having Zn-Fe-P alloy electroplated thereon |
| 11/20/1984 | US4483271 Closed loop processing of materials |
| 11/20/1984 | CA1178041A1 Method of preventing formation of rust on end of metal containers |
| 11/14/1984 | EP0124585A1 Coated part, coating therefor and method of forming same |
| 11/13/1984 | CA1177703A1 Process for treating the surfaces of aluminum heat exchangers |
| 11/07/1984 | EP0123980A1 Composition and process for zinc phosphate coating a metal surface and a process for painting the coated surface |
| 11/07/1984 | EP0112826A4 Alkaline resistant phosphate conversion coatings and method of making. |
| 10/30/1984 | US4479832 Method of producing light absorptive surface on aluminum zinc alloy coated product |
| 10/30/1984 | CA1176960A1 Electrical resistance coating for steel |
| 10/30/1984 | CA1176920A1 Enhanced oxide whisker growth on cold-rolled aluminum- containing stainless steel foil |
| 10/24/1984 | EP0122762A1 Corrosion resistant steel components and method of manufacture thereof |
| 10/16/1984 | US4477329 Apparatus for maintaining peroxide concentration |
| 10/16/1984 | US4477319 Process for forming a ferrite film |
| 10/10/1984 | EP0121274A1 Process for phosphating metal surfaces |
| 10/10/1984 | EP0121155A1 Preparation of iron or steel surfaces for painting |
| 10/09/1984 | US4475957 Chromium oxide, phosphoric acid, polyoxyethylene glycol |
| 10/09/1984 | CA1175606A1 Composition and process for the production of phosphate coatings on metal surfaces |
| 10/03/1984 | EP0120765A1 Acid composition based on a microemulsion, and its applications, especially for cleaning |
| 10/02/1984 | US4474626 Solution and process for the chemical conversion of metal substrates |
| 10/02/1984 | CA1175309A1 Method of providing a metal component with a thermally black surface |
| 09/26/1984 | EP0119608A2 Coating composite for extended corrosion resistance |
| 09/25/1984 | CA1174945A1 Coating solution for metal surfaces |
| 09/11/1984 | US4470885 Process for treating aluminum electrolytic capacitor foil |
| 09/11/1984 | US4470853 Coating compositions and method for the treatment of metal surfaces |
| 09/11/1984 | CA1174003A1 Surface treatment for aluminum and aluminum alloys |
| 09/05/1984 | EP0117599A1 Process for activating the formation of a phosphate layer on metals, and means for carrying out the process |
| 09/04/1984 | US4469563 Process for treating high-density information disc recording substrates |
| 09/04/1984 | US4469531 System for phosphating of objects to be treated |
| 09/04/1984 | US4469485 Use of the 1:2 chromium complex of 1-amino-2-(3', 5'-dinitro-2'-hydroxyphenylazo)-4-sulfonaphthalene and alkali metal salts thereof for dyeing polyamides and oxide layers on aluminum and aluminum alloys |
| 08/29/1984 | EP0116888A1 Process for treating surfaces of finished parts, especially of tubes and range spacers, made from zirconium alloys for nuclear reactor fuel elements |
| 07/31/1984 | US4462842 Surface treatment process for imparting hydrophilic properties to aluminum articles |
| 07/25/1984 | EP0114087A1 Zinc phosphate coated metal and process of producing same |
| 07/19/1984 | WO1984002722A1 Zinc phosphate coated metal and process of producing same |
| 07/11/1984 | EP0112826A1 Alkaline resistant phosphate conversion coatings and method of making. |
| 07/03/1984 | US4457790 Treatment of metal with group IV B metal ion and derivative of polyalkenylphenol |
| 07/03/1984 | CA1170387A1 Cleaning and priming compositions |
| 06/27/1984 | EP0111897A1 Process for the treatment of metal surfaces, especially aluminium, aluminium alloy and steel ones, and aqueous bath solutions suitable therefor |
| 06/27/1984 | EP0111869A1 Process for forming a ferrite film |
| 06/26/1984 | CA1169806A1 Surface treated steel materials |
| 06/20/1984 | EP0111246A2 Process for phosphatizing zinc-electroplated metal objects |
| 06/20/1984 | EP0111223A1 Process for phosphatizing metallic surfaces, and solutions for use therein |
| 06/19/1984 | CA1169337A1 Process and compositions for the passivation of iron and steel surfaces |
| 06/13/1984 | EP0058711B1 Process and product for the passivation of iron and steel surfaces |
| 06/12/1984 | US4453556 Spray treatment apparatus |
| 06/12/1984 | CA1168860A1 Insulative coatings for electrical steels |
| 06/07/1984 | WO1984002149A1 Electrolytic codeposition of zinc and graphite and resulting product |
| 06/05/1984 | US4452650 Copper and copper alloy coating |
| 05/29/1984 | US4451304 Method of improving the corrosion resistance of chemical conversion coated aluminum |
| 05/29/1984 | US4451301 Organic phosphating solution for the phosphating of metallic surfaces |
| 05/24/1984 | WO1984001954A1 Thixotropic coating compositions and methods |
| 05/23/1984 | EP0109110A1 Process for preparing metallic surfaces for electropainting |
| 05/15/1984 | US4448611 Process for improving the corrosion resistance of ferrous metal parts |
| 05/10/1984 | WO1984001727A1 Coated part, coating therefor and method of forming same |
| 05/09/1984 | EP0107769A1 Liquid and method for checking a chromium coating on an aluminium surface |
| 05/08/1984 | US4447273 Process for phosphating metallic surfaces in nonaqueous phosphating baths |
| 05/08/1984 | CA1166804A1 Stable slurry of inactive magnesia and method therefor |
| 05/02/1984 | EP0107491A2 Electrochemical method of testing for surface-characteristics, and testing apparatus for use in the method |
| 05/02/1984 | EP0107297A2 An anti-corrosion treatment process |
| 05/02/1984 | EP0106998A1 Process for producing a black selective coating on surfaces of bodies of aluminium and its alloys and products so obtained |
| 05/01/1984 | US4446057 Alumina hydrate, sepoaration of gas bubbles |
| 04/25/1984 | EP0106459A1 Phosphate coating metal surfaces |
| 04/25/1984 | EP0106389A1 Process for treating aluminium surfaces |
| 04/24/1984 | US4444601 Metal article passivated by a bath having an organic activator and a film-forming element |
| 04/24/1984 | US4444600 Process for making a selective absorber for a solar collector and selective absorber obtained |
| 04/24/1984 | CA1166131A1 Aqueous acid composition and method of use |
| 04/17/1984 | US4443557 Treatment of catalytic Raney nickel |
| 04/17/1984 | US4443273 Adding sorces of zinc, phosphate ion, chlorate ion |
| 04/03/1984 | US4440582 Protective coating composition and method of use therefor |
| 03/28/1984 | EP0104075A1 Vanadium-stabilized aluminum particles |
| 03/20/1984 | US4437947 Cold rolled steel strip having an excellent phosphatizing property and process for producing the same |
| 03/20/1984 | US4437898 Method and agent for passivating iron and steel surfaces |
| 03/14/1984 | EP0102885A2 Process for the surface halogenation of polymeric or metallic materials |
| 03/07/1984 | EP0102284A1 Composition and process for the chemical conversion of metallic substrates |
| 03/06/1984 | US4435481 Pyrophoric foil and article, and pyrophoric technique |
| 02/21/1984 | US4433015 Treatment of metal with derivative of poly-4-vinylphenol |
| 02/21/1984 | US4432846 Cleaning and treatment of etched cathode aluminum capacitor foil |
| 02/21/1984 | US4432808 Treatment of stainless steel apparatus used in the manufacture, transport or storage of nitrogen oxides |
| 02/21/1984 | CA1162515A1 Apparatus for surface treatment of a steel strip |
| 02/21/1984 | CA1162504A1 Treating tin plated steel sheet with composition containing titanium or zirconium compounds |
| 02/21/1984 | CA1162444A1 Cold rolled steel strip having an excellent phosphatizing property and process for producing the same |
| 02/07/1984 | US4430128 Aqueous acid composition and method of use |
| 02/02/1984 | WO1984000386A1 Alkaline resistant phosphate conversion coatings and method of making |
| 01/24/1984 | US4427459 Phosphate conversion coatings for metals with reduced coating weights and crystal sizes |
| 01/24/1984 | US4427458 Method for forming protective surface film on aluminum shaped articles |
| 01/24/1984 | CA1160824A1 Coating composition and method |
| 01/17/1984 | CA1160546A1 Method and apparatus for continuously forming color display layer on stainless steel strip |
| 01/10/1984 | US4425166 Low temperature cure interlaminar coating |
| 12/28/1983 | EP0096753A1 Process for the electroless production of corrosion-inhibiting layers on structural parts of aluminium |
| 12/27/1983 | US4422886 Inorganic coatings, nickel, zirconium, fluoride, acid |