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Class Information
Number: 148/273
Name: Metal treatment > Process of modifying or maintaining internal physical structure (i.e., microstructure) or chemical properties of metal, process of reactive coating of metal and process of chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal > Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore > Liquid reactive coating composition utilized > Contains an atom of arsenic or metal atom other than alkali metal
Description: Subject matter wherein a reactive liquid composition containing an atom of arsenic or a metal atom other than an alkali metal is applied to a metal substrate and reacts therewith.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7452427 Corrosion resistant conversion coatings Nov. 18, 2008
7311786 Passivation of sulfidic iron-containing rock Dec. 25, 2007
7294211 Non-toxic corrosion-protection conversion coats based on cobalt Nov. 13, 2007
7235142 Non-toxic corrosion-protection rinses and seals based on cobalt Jun. 26, 2007
7105065 Metal layer forming methods and capacitor electrode forming methods Sep. 12, 2006
7048807 Cerium-based spontaneous coating process for corrosion protection of aluminum alloys May. 23, 2006
7045024 Ferrate conversion coatings for metal substrates May. 16, 2006
7030183 Surface treating method and surface treating agent Apr. 18, 2006
7008606 Process for passivating sulfidic iron-containing rock Mar. 7, 2006
6991688 Method for oxalating the galvanized surface of sheet metal Jan. 31, 2006
6951691 Surface treatment method Oct. 4, 2005
6946201 Chromium (VI)-free conversion layer and method for producing it Sep. 20, 2005
6878217 Rare earth metal-based permanent magnet having corrosion-resistant film and method for producing the same Apr. 12, 2005
6863743 Polymetalate and heteropolymetalate conversion coatings for metal substrates Mar. 8, 2005
6841009 Method of manufacturing a reaction vessel suitable for oxidation and decomposition processing with supercritical water Jan. 11, 2005
6821633 Non-chromate conversion coating compositions, process for conversion coating metals, and articles so coated Nov. 23, 2004
6794046 Chemically passivated object made of magnesium or alloys thereof Sep. 21, 2004
6773516 Process and solution for providing a conversion coating on a metallic surface I Aug. 10, 2004
6764553 Conversion coating compositions Jul. 20, 2004
6755918 Method for treating magnesium alloy by chemical conversion Jun. 29, 2004
6755917 Process and solution for providing a conversion coating on a metallic surface II Jun. 29, 2004
6753095 Zinc-based metal plated steel sheet treated with phosphate being excellent in formability and method for production thereof Jun. 22, 2004
6749694 Conversion coatings including alkaline earth metal fluoride complexes Jun. 15, 2004
6746547 Methods and compositions for oxide production on copper Jun. 8, 2004
6719852 PROCESSING SOLUTION FOR FORMING HEXAVALENT CHROMIUM FREE AND CORROSION RESISTANT CONVERSION FILM ON ZINC OR ZINC ALLOY PLATING LAYERS, HEXAVALENT CHROMIUM FREE AND CORROSION RESISTANT CONVERSI Apr. 13, 2004
6692583 Magnesium conversion coating composition and method of using same Feb. 17, 2004
6677053 Surface-treated steel sheet and production method therefor Jan. 13, 2004
6669786 Self-healing non-chromate coatings for aluminum and aluminum alloys Dec. 30, 2003
6645316 Post-passivation of a phosphatized metal surface Nov. 11, 2003
6638369 Non-chromate conversion coatings Oct. 28, 2003
6632293 Highly activated hydrogen containing material and method for producing the material Oct. 14, 2003
6632294 Corrosion protection of steel in ammonia/water heat pumps Oct. 14, 2003
6607609 Surface treatment method Aug. 19, 2003
6605161 Inoculants for intermetallic layer Aug. 12, 2003
6569263 Corrosion protection May. 27, 2003
6558480 Process and composition for conversion coating with improved heat stability May. 6, 2003
6503343 Controlled plating on reactive metals Jan. 7, 2003
6500276 Polymetalate and heteropolymetalate conversion coatings for metal substrates Dec. 31, 2002
6497772 Surface treatment for improved hardness and corrosion resistance Dec. 24, 2002
6488782 Method of reducing corrosion potential and stress corrosion cracking susceptibility in nickel-based alloys Dec. 3, 2002
6478885 Phosphating processes and products therefrom with improved mechanical formability Nov. 12, 2002
6471788 Ferrate conversion coatings for metal substrates Oct. 29, 2002
6458219 Metal surface-treating method Oct. 1, 2002
6451443 Chromium-free conversion coating Sep. 17, 2002
6436201 Cationic electrodeposition paint composition Aug. 20, 2002
6432225 Non-chromated oxide coating for aluminum substrates Aug. 13, 2002
6432224 Isomolybdate conversion coatings Aug. 13, 2002
6428630 Method for coating and protecting a substrate Aug. 6, 2002
6419758 Cathode wire filament for x-ray tube applications Jul. 16, 2002
6410164 Antifouling member and process for producing the same Jun. 25, 2002

1 2 3 4


 
 
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