| 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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| 10/24/2000 | US6136456 Surface of iron substrate of grain oriented electrical steel sheet is subjected to enhancement treatment of crystal grain orientation or surface smoothing, chromium electroplated thereon |
| 10/24/2000 | US6136454 Reduced sliding friction of the surface and reduced wear of contacted components |
| 10/24/2000 | US6136381 Coating a transparent protective film on the substrate made of magnesium or a magnesium alloy |
| 10/19/2000 | WO2000061835A1 Method for production of surface treated steel sheet, surface treated steel sheet, and surface treated steel sheet coated with resin comprising surface treated steel sheet and organic resin coating the steel sheet |
| 10/19/2000 | WO2000037717A3 Method for darkening a superficial layer which contains zinc and which is of a material piece |
| 10/18/2000 | EP0942936B1 Build-up suppressor agents, compositions containing them and method of use in polymerization processes |
| 10/18/2000 | CN1270641A Method and compositions for preventing corrosion of metal substrates |
| 10/17/2000 | US6132808 Method of treating metals using amino silanes and multi-silyl-functional silanes in admixture |
| 10/17/2000 | CA2086178C Multilayer coating, process for its production, and application thereof |
| 10/17/2000 | CA2030705C Thermal flattening semi-processed electrical steel |
| 10/12/2000 | WO2000060034A1 Process for cleaning a metal container providing enhanced mobility |
| 10/12/2000 | WO2000032351B1 Weldable, coated metal substrates and methods for preparing and inhibiting corrosion of the same |
| 10/11/2000 | EP1043421A2 Austenitic stainless steel article having a passivated surface layer |
| 10/11/2000 | EP1042533A1 Phosphatization of a single-face galvanized steel strip |
| 10/10/2000 | US6129996 Conversion coatings of tin with cobalt and bismuth for aluminum sliding surfaces |
| 10/05/2000 | WO2000058228A1 Rust and scale removal composition and process |
| 10/04/2000 | EP1040885A1 Coated powder and process for the preparation thereof |
| 10/04/2000 | EP1039974A2 Rubber-metal composite |
| 10/04/2000 | CN1268583A Chrome-free passivating solution for protecting galvanized layer and its coating method |
| 10/04/2000 | CN1268582A Chemical surface treatment liquid composition for magnesium contd. metallic material, surface treatment method and surface treatment matter thereof |
| 10/03/2000 | US6126997 Method for treating magnesium die castings |
| 10/03/2000 | CA2041892C Formation of conversion coatings on surfaces of zinc or zinc alloys |
| 09/28/2000 | WO2000056950A2 Chemically passivated object made of magnesium or alloys thereof |
| 09/28/2000 | DE19913242A1 Chemisch passivierter Gegenstand aus Magnesium oder seinen Legierungen Chemically passivated article made of magnesium or its alloys |
| 09/28/2000 | CA2367509A1 Chemically passivated article made of magnesium or its alloys. |
| 09/27/2000 | EP1038990A1 Method of reducing elution of lead in lead-containing copper alloy, and city water service fittings made of lead-containing copper alloy |
| 09/27/2000 | EP1038050A1 Polymerisable, chromium-free, organic coil coating media |
| 09/27/2000 | EP1037719A1 Composition and process for multi-purpose treatment of metal surfaces |
| 09/26/2000 | US6123782 Nonchromated, primer-free, surface preparation for painting, powder coating and adhesive bonding |
| 09/21/2000 | WO2000055391A1 Treating metal surfaces |
| 09/21/2000 | WO2000055390A1 Method for producing surface treated steel sheet, surface treated steel sheet and surface treated steel sheet coated with resin comprising surface treated steel sheet and organic resin coated thereon |
| 09/21/2000 | WO2000055261A1 Primer coating of steel |
| 09/21/2000 | WO2000055260A1 Coating composition for metal substrates |
| 09/20/2000 | EP1037513A2 Micro-etch solution for producing metal surface topography |
| 09/20/2000 | EP1036216A1 An aqueous amine fluoride neutralizing composition for metal pretreatments containing organic resin and method for metal pretreatment |
| 09/20/2000 | EP1036215A2 Chromium-free corrosion protection agent and method for providing corrosion protection |
| 09/20/2000 | EP1036036A1 Treatment of phosphating waste water |
| 09/20/2000 | EP0769080B1 Conversion coating and process and solution for its formation |
| 09/19/2000 | US6120618 Hydrocarbon phosphonic acid surface treatment that eliminates hydrogen absorption and enhances hydrogen degassing of aluminum at elevated temperatures |
| 09/13/2000 | EP0902844B1 Composition and method for treatment of phosphated metal surfaces |
| 09/13/2000 | CN1266110A Zinc phosphate treating liquid without producing slurry and zinc phosphate treating method |
| 09/12/2000 | US6117251 No rinse zinc phosphate treatment for prepaint application |
| 09/08/2000 | WO2000052227A1 Nonsludging zinc phosphating composition and process |
| 09/08/2000 | CA2363083A1 Nonsludging zinc phosphating composition and process |
| 09/06/2000 | EP1032616A1 Rubber to metal bonding by silane coupling agents |
| 09/06/2000 | CN1265406A Method for priming on aluminium material and primer |
| 09/05/2000 | CA2141710C Alkaline nitrates bath salts composition used for oxidizing ferrous metal and thus improving its resistance to corrosion |
| 08/31/2000 | DE19906557A1 Metal and-or ceramic powder for production of low wear surfaces and machining tools and as polymer additives, comprises particles coated with protective layer which modifies powder properties |
| 08/30/2000 | CN1264758A Technology for electrolytically polishing net of stainless steel wire and its special equipment |
| 08/30/2000 | CN1264755A High rust-proof steel and structural body using same |
| 08/30/2000 | CN1264754A Converting agent of iron rust |
| 08/30/2000 | CN1264753A Process for blackening chemically coated Ni layer |
| 08/29/2000 | US6110534 Method and apparatus for modifying surface material |
| 08/29/2000 | US6110297 Aluminum alloy sheet with excellent formability and method for manufacture thereof |
| 08/24/2000 | WO2000048964A1 Metallic or ceramic powder with a protective coating |
| 08/24/2000 | WO2000048750A1 Polymer-coated metal composites by dip autopolymerization |
| 08/24/2000 | CA2362803A1 Polymer-coated metal composites by dip autopolymerization |
| 08/23/2000 | EP1029113A1 Method for covering electric steel strips with an annealing separator |
| 08/23/2000 | EP1029112A1 Method of controlling a treatment line |
| 08/23/2000 | EP1029111A1 Corrosion protection for galvanised and alloy galvanised steel strips |
| 08/23/2000 | EP0889977B1 Zinc phosphatizing with low quantity of copper and manganese |
| 08/23/2000 | CN2392787Y Electric-dripping colouring machine for metal |
| 08/22/2000 | US6106901 Method of treating metals using ureido silanes and multi-silyl-functional silanes in admixture |
| 08/22/2000 | US6106899 Method for surface treatment of copper or copper alloys |
| 08/17/2000 | WO2000047799A1 Method for phosphatizing zinc or aluminium surfaces |
| 08/17/2000 | WO2000008224A3 Nickel-zinc phosphate conversion coatings and process for making the same |
| 08/17/2000 | DE19905479A1 Verfahren zur Phospatisierung von Zink- oder Aluminiumoberflächen Method for Phospatisierung of zinc or aluminum surfaces |
| 08/17/2000 | CA2362556A1 Method for phosphatizing zinc or aluminium surfaces |
| 08/16/2000 | EP1028177A1 Passivating process |
| 08/16/2000 | EP1027171A1 Hydrophilicizing surfaces, especially aluminum |
| 08/16/2000 | EP1027170A1 Pretreatment before painting of composite metal structures containing aluminum portions |
| 08/16/2000 | EP1017505A4 Water-based liquid treatment for aluminum and its alloys |
| 08/16/2000 | EP0678124B1 Phosphating processes, particularly for use in fabrication of printed circuits utilizing organic resists |
| 08/15/2000 | CA2088342C Concentrate for activating and refining bath and bath obtained from this concentrate |
| 08/10/2000 | WO2000046312A1 Method of treating metals using vinyl silanes and multi-silyl-functional silanes in admixture |
| 08/10/2000 | WO2000046311A1 Method of treating metals using ureido silanes and multi-silyl-functional silanes in admixture |
| 08/10/2000 | WO2000046310A1 Method of treating metals using amino silanes and multi-silyl-functional silanes in admixture |
| 08/10/2000 | WO2000032351A3 Weldable, coated metal substrates and methods for preparing and inhibiting corrosion of the same |
| 08/10/2000 | CA2360637A1 Method of treating metals using ureido silanes and multi-silyl-functional silanes in admixture |
| 08/09/2000 | EP1024905A1 Process for coating and/or touching up coatings on metal surfaces |
| 08/09/2000 | EP1009867A4 Lithium and vanadium containing sealing composition and process therewith |
| 08/08/2000 | US6098436 Metalworking method and product obtained with the method |
| 08/03/2000 | WO2000044557A1 Surface treatment for magnesium alloys |
| 08/02/2000 | CN1055035C Method for surface treatment of titanium and titanium alloy sections for cold drawing |
| 08/01/2000 | US6096140 Free of noxious, hexavalent chromium or fluoride ions; corrosion resistance |
| 07/27/2000 | WO2000043573A1 Passivating etchants for metallic particles |
| 07/27/2000 | WO1999060186A8 Composition and process for treating surfaces of light metals and their alloys |
| 07/27/2000 | DE10003031A1 Plattiertes Stahlprodukt Plated steel product |
| 07/26/2000 | EP0922123B1 Process and aqueous solution for phosphatising metallic surfaces |
| 07/26/2000 | EP0797909B1 Copper coating |
| 07/26/2000 | CN1054892C Metal surface treatment chemical composition for cold working for formation of composite coatings and process for forming composite coatings |
| 07/26/2000 | CN1054891C Method of improving the wear and corrosion resistance of ferrous metal parts |
| 07/25/2000 | US6093259 Metallic titanium is treated with an alkali solution, then nitriding; black titanium is produced with low brightness |
| 07/20/2000 | WO2000042237A1 Inorganic conversion coatings for ferrous substrates |
| 07/20/2000 | WO2000034672B1 Improved weldable aluminum stud |
| 07/20/2000 | WO1999051794A9 Method for developing an enhanced oxide coating on a component formed from stainless steel or nickel alloy steel |
| 07/20/2000 | WO1999048682A9 Tarnish resistant article, preparation, manufacture and methods of use of same |
| 07/19/2000 | EP1020503A1 Process for improving the adhesion of polymeric materials to metal surfaces |
| 07/19/2000 | EP1019564A1 Method for phosphatizing a steel strip |
| 07/19/2000 | EP0904421B1 Process for the preparation of hydroxyapatite coatings |