| 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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| 03/23/2013 | CA2784755A1 White etching cracks robustness increase of a roller bearing |
| 03/21/2013 | WO2013038663A1 Surface-treating fluid for zinc-plated steel sheet, zinc-plated steel sheet, and manufacturing method for same |
| 03/21/2013 | WO2013038644A1 Chemical-conversion-treatment-plated steel sheet and method for manufacturing same |
| 03/21/2013 | WO2013038643A1 Chemical-conversion-treatment-plated steel sheet and method for manufacturing same |
| 03/21/2013 | WO2013037071A1 Zincating aluminum |
| 03/21/2013 | CA2848347A1 Zincating aluminum |
| 03/20/2013 | EP2570515A2 Corrosion resistant pretreatment coating compositions |
| 03/20/2013 | EP2570197A1 Method for coating alloy wheel rims |
| 03/20/2013 | CN1665893B Aqueous metal treatment composition |
| 03/20/2013 | CN102978602A Martensite stainless steel corrosion-resistant method |
| 03/20/2013 | CN102978601A Surface dust-removing skin film forming agent of motor stator selenium steel sheet and preparation method |
| 03/20/2013 | CN102978600A Spray-type quick rust dissolving and removing agent for hot-rolled sheet steel and preparation method thereof |
| 03/20/2013 | CN102978599A Normal-temperature phosphating process |
| 03/20/2013 | CN102978598A General phosphate agent for cast iron, hot steel, hot-rolled plate, pickling board and cold-rolled plate and preparation method thereof |
| 03/20/2013 | CN102978597A Spraying type comprehensive phosphate treating agent for cold-rolled sheet workpiece spraying coating and preparation method of spraying type comprehensive phosphate treating agent |
| 03/20/2013 | CN102978596A Method for measuring coating amount of galvanized sheet surface trivalent chromium passivator |
| 03/20/2013 | CN102978595A Magnesium and magnesium alloy surface anticorrosion method |
| 03/20/2013 | CN102978594A Silane forming agent and preparation method thereof |
| 03/20/2013 | CN102978509A Casting-molding preparation method of regulating valve body |
| 03/20/2013 | CN102977719A Metal antirust agent having long antirust time and containing sodium diacetate |
| 03/20/2013 | CN102977718A Metal antirust agent containing 2-ethylimidazoline |
| 03/20/2013 | CN102337532B Chromium-free passivation liquid applied to surface of zinc-coated layer |
| 03/20/2013 | CN102312235B Aqueous rust-carrying steel surface processing antiseptic |
| 03/20/2013 | CN101694796B Magnet, magnetic material for magnet, coat film formation process liquid, and rotating machine |
| 03/13/2013 | CN102965675A Pickling passivation method of stainless steel |
| 03/13/2013 | CN102965662A Environmentally-protective slag reducing agent of phosphating solution |
| 03/13/2013 | CN102965661A Environmentally-protective flocculating agent of phosphating solution |
| 03/13/2013 | CN102965660A Method for quickly separating discarded phosphating solutions |
| 03/13/2013 | CN102965659A Regenerative additive of discarded zinc-calcium phosphating solutions |
| 03/13/2013 | CN102965658A Process technology for recycling discarded phosphating solution |
| 03/13/2013 | CN102965657A Surface treatment fluid for zinc alloy surface anticorrosion film |
| 03/13/2013 | CN102965656A Low-temperature drying passivant and passivation method for hot-dip galvanized steel sheet |
| 03/13/2013 | CN102965655A Method for improving corrosion resistance of phosphate coating on surface of neodymium-iron-boron permanent magnet |
| 03/13/2013 | CN102965654A High-salt-fog-resistance aluminum product passivator and preparation method thereof |
| 03/13/2013 | CN102965653A Self-repairing non-phosphorus ceramic processing liquid for galvanized plate and ceramic process thereof |
| 03/13/2013 | CN102965652A Stainless steel plate surface blackening treatment process |
| 03/13/2013 | CN102965651A White-powder-free erasable zinc-series phosphatizing agent and preparation method |
| 03/13/2013 | CN102965650A Blackening layer and organic coating dual-protective method of neodymium iron boron magnetic material surface |
| 03/13/2013 | CN102965649A Oil-removing, rust-removing and phosphating treatment process for transformer |
| 03/13/2013 | CN102965648A Environmentally-protective film-forming agent of phosphating solution |
| 03/13/2013 | CN102965576A Preparation method of pump shaft of oil feed pump |
| 03/13/2013 | CN102965571A Powder metallurgy method for pump body of hydraulic pump |
| 03/13/2013 | CN102965563A Casting method of valve body of ball check valve |
| 03/13/2013 | CN102961193A Nanosurface |
| 03/13/2013 | CN102368508B Sodium tantalate film ultraviolet light detector and preparation method thereof |
| 03/13/2013 | CN102000661B Adhesion preparation method of Fullerenes film on iron and steel surface |
| 03/13/2013 | CN101370961B Method to obtain a corrosion-resistant and shiny substrate |
| 03/12/2013 | US8394485 Compound mold and structured surface articles containing geometric structures with compound faces and method of making same |
| 03/12/2013 | US8394208 Carboxylate-containing polymers for metal surface treatment |
| 03/07/2013 | WO2013033372A1 Two-step zinc phosphating process |
| 03/07/2013 | WO2013031200A1 Electromagnetic steel sheet having insulating coating |
| 03/06/2013 | CN202762437U Linhua fluid production reaction kettle |
| 03/06/2013 | CN102959127A Method for selectively phosphating composite metal construction |
| 03/06/2013 | CN102953055A Black phosphating liquid and use method thereof |
| 03/06/2013 | CN102953013A Preparation technology of die steel for hot-forging die and die-casting die |
| 03/06/2013 | CN101899655B Method for forming amino acid self-assembly corrosion inhibition membrane with fluorescent characteristics on copper surface |
| 03/05/2013 | US8388768 method for preparing an artificial patination material to substrates, preferably made from copper or copper alloys and a patination material. The raw material is a copper salt, which reacts with an alkali metal hydroxide. The precipitate is dispersed with powerful mixing and a dispersant |
| 03/05/2013 | US8388767 Carbonitriding low manganese medium carbon steel |
| 03/05/2013 | CA2509460C Method for coating metal substrates with a radically polymerizable coating agent and coated substrates |
| 02/28/2013 | WO2013027837A1 Coated plated steel material |
| 02/28/2013 | WO2013026823A1 Sealing agent and use thereof and sealed metallic substrate |
| 02/28/2013 | WO2013026153A1 Nano-particle polymer composite |
| 02/27/2013 | CN102947487A Surface-treatment liquid for galvanized sheet steel, galvanized sheet steel, and manufacturing method therefor |
| 02/27/2013 | CN102947486A Process for forming corrosion protection layers on metal surfaces |
| 02/27/2013 | CN102943291A Surface treatment method for weldability and protectivity of aluminium alloy tube shell |
| 02/27/2013 | CN102943270A Preparation method of tire bead steel wire |
| 02/27/2013 | CN102943264A Regeneration additive for scrapped zinc calcium phosphating solution |
| 02/27/2013 | CN102943263A Regeneration additive for scrapped zinc phosphating solution |
| 02/27/2013 | CN102943262A Regeneration additive for scrapped manganese phosphating solution |
| 02/27/2013 | CN102943261A Regeneration additive for scrapped manganese phosphating solution |
| 02/27/2013 | CN102943260A Regeneration additive for scrapped zinc-series phosphating solution |
| 02/27/2013 | CN102943259A Aquo-chromium-free surface treatment liquid for galvanized steel plate |
| 02/27/2013 | CN102943258A Environment-friendly rust-removing anti-rust agent |
| 02/27/2013 | CN102943257A Manufacturing method of rare earth nanometer composite alloy coating steel band and steel wire |
| 02/27/2013 | CN102943246A Method for preparing metal surface super-hydrophobicity aluminum coating |
| 02/27/2013 | CN102941525A Electrothermal tube barrel burnishing process |
| 02/21/2013 | WO2013025735A1 Coatings for metal surfaces |
| 02/21/2013 | WO2013024874A1 Method for producing oriented electromagnetic steel sheet |
| 02/21/2013 | WO2013023974A1 Method for applying uv-curable powder paint to a metal part |
| 02/20/2013 | EP2558618A1 Process for preparing and treating a substrate |
| 02/20/2013 | CN102936727A Corrosion inhibitor for closed system |
| 02/20/2013 | CN102936723A Regeneration additive of scrapped zinc-based phosphorization liquid |
| 02/20/2013 | CN102936722A Manufacturing method for coated steel linings of plastic steel window |
| 02/20/2013 | CN102936693A Drawing die mold steel processing method |
| 02/20/2013 | CN102936692A Cold punching die mold steel processing method |
| 02/19/2013 | US8378116 Phenylnaphthylimidazole compound and usage of the same |
| 02/19/2013 | US8377236 Stabilized lithium metal powder for Li-ion application, composition and process |
| 02/19/2013 | CA2662611C Aqueous treating solution for sn-based plated steel sheet excellent in corrosion resistance and paint adhesion, and production method of surface-treated steel sheet |
| 02/14/2013 | WO2013022118A1 Molten zn-al alloy-plated steel sheet and manufacturing method thereof |
| 02/14/2013 | WO2013021368A1 Conversion films based on lamellar double-hydroxides for active protection against corrosion |
| 02/14/2013 | WO2013021048A1 Method for increasing the resistance of a burnishing layer and component having a burnishing layer |
| 02/14/2013 | WO2013020980A1 Method for passivating metal surfaces using carboxylate-containing copolymers |
| 02/14/2013 | US20130037175 Preparation of itaconic acid homo- or copolymers and amine- or amide- containing alcohols for metal surface treatment |
| 02/14/2013 | DE102011080750A1 Verfahren zur Steigerung der Widerstandskraft einer Brünierschicht und Bauteil mit Brünierschicht A method for increasing the resistance of a component with Brünierschicht and Brünierschicht |
| 02/13/2013 | EP2557200A1 Trivalent chromium conversion coating method for pretreated copper-containing aluminum alloy |
| 02/13/2013 | EP2557199A1 Sol-gel coating method and composition |
| 02/13/2013 | CN202730231U Acid sprinkling system used for accumulator pole plate and plate pasting equipment applying acid sprinkling system |
| 02/13/2013 | CN202730230U Production line for treating surface of copper product |
| 02/13/2013 | CN102933746A Process for production of copper foil for negative electrode current collector |
| 02/13/2013 | CN102925886A Scrap zinc and calcium phosphating solution recycling additive |