| 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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| 01/10/2008 | DE102006031492A1 Korrosionsbeständiges Substrat und Verfahren zu dessen Herstellung A corrosion resistant substrate and process for its preparation |
| 01/10/2008 | DE102006030680A1 Improving the desludging and precipitating characteristics of unwanted substances, ions or sludges during treatment of metallic work-pieces comprises separating the sludge by filtration, sedimentation or other sludge separation equipments |
| 01/09/2008 | EP1876268A1 Black chromium process free of Cr-VI |
| 01/09/2008 | EP1875003A2 Superfinishing of high density carbides |
| 01/09/2008 | EP1874980A1 Process for forming a well visible non-chromate conversion coating for magnesium and magnesium alloys |
| 01/09/2008 | EP1622987B1 Non-chromate conversion coating treatment for metals |
| 01/09/2008 | CN101103139A Stable, non-chrome, thin-film organic passivates |
| 01/09/2008 | CN101103082A Water-proof composition based on polystyrene and its production process |
| 01/09/2008 | CN101100744A Method for inhibiting metallic corrosion |
| 01/09/2008 | CN100360713C Anti-corrosion heat-resistant zine diffusion alloy claddiy material |
| 01/08/2008 | US7317053 Compositions for imparting desired properties to materials |
| 01/08/2008 | CA2335748C Corrosion prevention of metals using bis-functional polysulfur silanes |
| 01/08/2008 | CA2322454C Sensor with improved shelf life |
| 01/08/2008 | CA2171606C Metal treatment with acidic, rare earth ion containing cleaning solution |
| 01/03/2008 | US20080000552 Process for increasing the adhesion of a metal surface to a polymer |
| 01/02/2008 | EP1871924A1 No-rinse pretreatment methods and compositions for metal surfaces |
| 01/02/2008 | EP1146145B1 Surface treated steel sheet and method for production thereof |
| 01/02/2008 | CN101098986A Quaternary ammonium salts as a conversion coating or coating enhancement |
| 01/02/2008 | CN101098985A Cast product having aluminum-based film and process for producing the same |
| 01/02/2008 | CN101098984A Method for coating metallic surfaces with an aqueous composition |
| 01/02/2008 | CN101098983A Method for coating metallic surfaces with an aqueous composition |
| 01/02/2008 | CN101098982A Method for coating metallic surfaces with an aqueous composition |
| 01/02/2008 | CN101096762A Magnesium alloy surface hole sealing solution and hole sealing process |
| 01/02/2008 | CN101096761A Magnesium alloy phosphorization solution and bonderite processing technique thereof |
| 01/02/2008 | CN101096760A Iron member phosphating formula and method |
| 01/02/2008 | CN101096759A Magnesium alloy chemical plating nickel solution and method |
| 01/02/2008 | CN101096758A Magnesium alloy surface treating method |
| 12/27/2007 | WO2007123807A3 Chromium(vi)-free, aqueous acidic chromium(iii) conversion solutions |
| 12/27/2007 | US20070298175 Process for Coating and Cleaning Metal Surfaces |
| 12/26/2007 | EP1870492A1 Metal phosphate coating for oxidation resistance |
| 12/26/2007 | EP1870489A1 Method to obtain a corrosion-resistant and shiny substrate |
| 12/26/2007 | EP1198615A4 Process and solution for providing a conversion coating on a metallic surface ii |
| 12/26/2007 | EP0870847B1 Rust preventive carbon steel sheet for fuel tank having good welding gastightness and anticorrosion after forming |
| 12/26/2007 | CN200996050Y Aluminum-material surface treatment continuous processor with chemical polishing sequence |
| 12/26/2007 | CN200996048Y Protecting coating for metal workpiece coating silane pretreatment |
| 12/26/2007 | CN101094937A Process for producing a repair coating on a coated metallic surface |
| 12/26/2007 | CN101092702A Muitifunctional cleaning liquid for surface of metal, and preparation method |
| 12/26/2007 | CN101092693A Environmental protective type wet skin pass rolling fluid of anti yellow spots |
| 12/26/2007 | CN100357672C Method for repairing internal bladder of water heater |
| 12/26/2007 | CN100357492C Anti-corrosive chromic phosphorized chemical conversion type paint |
| 12/26/2007 | CN100357491C Protective liquid for derusting , derusting and protection method using same |
| 12/26/2007 | CN100357490C Rare-earth transfer film method for increasing corrosion-resistance of light metal and its composite material surface |
| 12/25/2007 | US7311787 Anodic oxidation in soaking bath containing aqueous solution of ammonium nitrate and sodium nitrate |
| 12/21/2007 | WO2007145377A1 Pure titanium or titanium alloy separator for solid polymer fuel cell and method for producing the same |
| 12/21/2007 | WO2007144336A2 Cr(vi)-free black chroming |
| 12/19/2007 | EP1320418B2 Device and Method for the Surface Treatment of Workpieces |
| 12/19/2007 | CN101091007A Iron phosphating process that reduces laser scale resulting in improved paint adhesion |
| 12/19/2007 | CN101089227A Magnesium alloy surface non-chromium chemical solution and chemical process technology |
| 12/19/2007 | CN101089226A Surface cobalt coated process for spherical nickel hydroxide |
| 12/19/2007 | CN100355940C Method for preparing magnetic compound material of ferric oxide cladded carbon nanotube |
| 12/19/2007 | CN100355506C Hydrophilic surface treatment aluminum sheet and radiator fin for heat exchanger using the aluminum sheet |
| 12/12/2007 | EP1865081A1 Process of continuous colouring of a stainless steel or nickel-based containing chromium substrate and installation of implementation of the process |
| 12/12/2007 | EP1863952A2 Composition and process for preparing protective coatings on metal substrates |
| 12/12/2007 | EP1863595A2 Surface treatment |
| 12/12/2007 | CN101086062A Strong acid metal surface phosphor passivation and anti-rust agent and its production method |
| 12/12/2007 | CN100354098C Compound mold and structured surface articles contg. geometric structures with compound taces and method of making same |
| 12/12/2007 | CN100354050C Method for producing coated steel sheet |
| 12/06/2007 | WO2007138853A1 Soft magnetic material and dust core |
| 12/06/2007 | WO2007137559A1 Method for treating a roller bearing component and roller bearing component |
| 12/05/2007 | EP1862452A1 Molten salt composition and use thereof |
| 12/05/2007 | EP1861521A2 Method for making a coated steel part having very high resistance after heat treatment |
| 12/05/2007 | CN101082130A Production technique of environmental protection color coating steel plate |
| 12/05/2007 | CN101082129A Method for carbon steel surface blackening |
| 12/05/2007 | CN101082128A Multifunctional environment protection metal degreasing derusting rust-proofing liquid |
| 12/05/2007 | CN101082127A Stainless steel surface treatment technique for stainless steel chemical boat |
| 12/05/2007 | CN101082126A Local chemical-plating technique for aluminum radiator bores |
| 12/05/2007 | CN101082075A Process and device for coating-free electrical steel annealing and bluing |
| 12/05/2007 | CN101081474A Processing technics of red brass tubes |
| 12/05/2007 | CN101081473A Processing technics of red brass tubes |
| 12/05/2007 | CN100352970C Process of preparing directionally arranged nanometer titania rods on the surface of metal titanium |
| 12/04/2007 | CA2447037C Method to prevent specks or hairline cracks in, and premature failure of, airplane cylinder barrels |
| 12/04/2007 | CA2389033C Organic composite galvanized steel sheet |
| 11/29/2007 | WO2007136115A1 Directional electromagnetic steel sheet having high tension insulating coating film and method for processing the insulating coating film |
| 11/29/2007 | WO2007135930A1 Metal surface treatment agent and use of same |
| 11/29/2007 | DE202006020021U1 Korrosionsbeständiges Substrat Corrosion resistant substrate |
| 11/29/2007 | DE102006024614A1 Verfahren zum Behandeln einer Wälzlagerkomponente und Wälzlagerkomponente A method for treating a rolling bearing component and rolling bearing component |
| 11/28/2007 | EP1859930A1 Surface-treated metallic material |
| 11/28/2007 | CN101078116A Technique for coloring bronze on tool steel component by chemical method |
| 11/28/2007 | CN101078115A Technique for coloring copper red on tool steel component by chemical method |
| 11/28/2007 | CN101078114A Magnesium alloy surface chemistry transformation treatment technique |
| 11/28/2007 | CN101078113A KBH4-Zn-Se-NH2C2H4NH2 solvent heat preparation method for ZnSe nano belt |
| 11/27/2007 | US7301226 Conductor substrate, semiconductor device and production method thereof |
| 11/22/2007 | WO2007134152A1 Improved trivalent chromium-containing composition for use in corrosion resistant coating on metal surfaces |
| 11/22/2007 | US20070267106 Iron Phosphating Process That Reduces Laser Scale Resulting In Improved Paint Adhesion |
| 11/22/2007 | CA2651393A1 Improved trivalent chromium-containing composition for use in corrosion resistant coatings on metal surfaces |
| 11/21/2007 | EP1857570A2 Method for forming a nickel-based layered structure on a magnesium alloy substrate, a surface-treated magnesium alloy article made thereform, and a cleaning solution and a surface treatment solution used therefor |
| 11/21/2007 | EP1857561A1 Titanium alloy material having superior hydrogen absorption resistance |
| 11/21/2007 | EP1856305A2 Process for preparing chromium conversion coatings for magnesium alloys |
| 11/21/2007 | CN101076615A Composition for metal surface treatment, treating liquid for surface treatment, method of surface treatment, and surface-treated metal material |
| 11/21/2007 | CN100350074C Aqueous agent for treating substrate, method for treating substrate and treated substrate |
| 11/20/2007 | US7297373 formed from a polymer base, a metallic interlayer, and a metallic top layer; forming a nickel phosphorus alloy electrolessly on silver or copper interlayer |
| 11/20/2007 | US7296583 Pretreatment spray clean tank configuration |
| 11/15/2007 | WO2007129678A1 Process for producing alloyed hot-dip zinc-plated steel sheet and alloyed hot-dip zinc-plated steel sheet |
| 11/15/2007 | WO2007129393A1 Anticorrosive metal part and process for producing the same |
| 11/15/2007 | WO2007128807A1 Method and composition for forming a coloured coating on a metallic surface |
| 11/15/2007 | US20070261765 Article having a hexavalent-chromium-free, corrosion-inhibiting organic conversion coating thereon, and its preparation |
| 11/15/2007 | CA2651476A1 Method and composition for forming a coloured coating on a metallic surface |
| 11/14/2007 | EP1854909A2 Coating structure and method for forming the same |
| 11/14/2007 | EP1853750A2 Process for sealing phosphoric acid anodized aluminums |
| 11/14/2007 | EP1853520A1 Method for adsorption of metal and an adsorption material directed thereto and method for re-use of the adsorption material |