| 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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| 11/11/2009 | CN101575708A Washing liquid applied to station boiler and washing method | 
| 11/11/2009 | CN101575704A Copper and copper alloy surface conditioning agent | 
| 11/11/2009 | CN101575703A Surface treatment aluminum product, method for manufacturing the surface treatment aluminum product and aluminum product surface treating method | 
| 11/11/2009 | CN101575702A Molten tin bath surface treating method | 
| 11/11/2009 | CN101575117A Method for thermally preparing solvent of high-orientating diameter adjustable ZnS nano-rod array | 
| 11/11/2009 | CN100558936C Magnesium alloy chemical synthesis treatment liquid | 
| 11/11/2009 | CN100558935C Stainless steel whitening solution and whitening technique thereof | 
| 11/10/2009 | US7615257 Multilayer coatings; corrosion resistance protective coatings, then painting; dividing strip into segments | 
| 11/05/2009 | WO2009078848A3 Corrosion resistant coating | 
| 11/05/2009 | US20090274841 Process for coating and cleaning metal surfaces | 
| 11/03/2009 | US7611619 Electrochemical miniaturization of organic micro-and nanostructures | 
| 10/29/2009 | WO2009132344A2 Trichrome passivates for treating galvanized steel | 
| 10/29/2009 | DE19956666B4 Verfahren zur kontinuierlichen Abscheidung blendfreier Metallüberzüge auf einer metallischen Oberfläche Process for the continuous deposition glare metal coatings on a metallic surface | 
| 10/29/2009 | CA2722413A1 Trichrome passivates for treating galvanized steel | 
| 10/28/2009 | EP2112251A1 Surface pretreatment fluid for the metal to be coated by cationic electrodeposition | 
| 10/28/2009 | CN101568793A Aluminum fin material for heat exchanger | 
| 10/28/2009 | CN101568668A Functionalized amine-based corrosion inhibitors for galvanized metal surfaces and method of using same | 
| 10/28/2009 | CN101565828A Organic and inorganic composite magnesium alloy non-chromium passivation treatment fluid | 
| 10/28/2009 | CN101565827A Passivation method of high-corrosion-resistance organic trivalent chromium applicable to surface of zinc coating | 
| 10/28/2009 | CN101565826A Organic and inorganic composite aluminium alloy non-chromium passivation treatment fluid | 
| 10/28/2009 | CN101565825A Treatment method of magnesium or magnesium alloy surface | 
| 10/28/2009 | CN101565824A Ultraviolet light irradiation method for increasing surface biological activity of titanium or alloy thereof | 
| 10/28/2009 | CN101565823A Surface treatment technology of reel aluminium strip | 
| 10/28/2009 | CN100555722C Titanium electrode material | 
| 10/28/2009 | CN100554509C Method for passivating metallic surfaces by using itaconic acid homopolymers or copolymers | 
| 10/28/2009 | CN100554508C Phosphating method using ozone as steel iron phosphating accelerator | 
| 10/28/2009 | CN100554496C Process for manufacturing devices which require a non evaporable getter material for their working | 
| 10/27/2009 | US7608337 Chromium-free; small in the environmental load; metal oxide-metal hydroxide coating that also contains fluorine; adhesion, corrosion resistance; conversion coatings for sheet metals | 
| 10/22/2009 | WO2009129380A2 Methods for enhancing lubricity of surfaces | 
| 10/22/2009 | WO2009128988A1 Articles having improved corrosion resistance | 
| 10/22/2009 | CA2721790A1 Methods for enhancing lubricity of surfaces | 
| 10/21/2009 | EP2110823A1 Process for producing highly anticorrosive rare earth permanent magnet and method of using the same | 
| 10/21/2009 | EP2110461A1 Surface pretreatment fluid for the metal to be coated by cationic electrodeposition | 
| 10/21/2009 | CN101563481A Surface-treated steel sheet | 
| 10/21/2009 | CN101560658A Early pre-treatment process for rare earth converting film formed on surfaces of light metal and composite material of light metal | 
| 10/21/2009 | CN101560657A Chemical conversion treatment method of magnesium alloy surface | 
| 10/21/2009 | CN101560656A Lead-free printed circuit board copper surface protecting agent and preparation method thereof | 
| 10/21/2009 | CN101560655A Water surface treatment agent for precoating metal material, furface treated metal material and precoating metallic material | 
| 10/21/2009 | CN100552087C Special-purpose surface processing agent for magnesium alloy surface treatment | 
| 10/21/2009 | CN100552086C Normal temperature fast filming fluid for aluminium alloy surface and its usage | 
| 10/20/2009 | CA2373997C Process and solution for providing a conversion coating on a metallic surface ii | 
| 10/15/2009 | US20090255608 Zr-/ti-containing phosphating solution for passivation of metal composite surfaces | 
| 10/14/2009 | EP1805260B1 Self-bonding coating composition | 
| 10/14/2009 | CN101555547A Passivant for inhibiting iron and aluminium impurity acid split leaching of phosphorite and operation method thereof | 
| 10/14/2009 | CN100549231C Sliding memberss | 
| 10/14/2009 | CN100549230C Magnesium alloy surface phosphorization solution and phosphating technique thereof | 
| 10/08/2009 | WO2009123156A1 Grain-oriented magnetic steel sheet and process for producing the same | 
| 10/08/2009 | US20090250142 Mg or Mg-Alloy Housing and Method for Producing the Same | 
| 10/07/2009 | CN100547115C Process for treating luminous gourd | 
| 10/06/2009 | US7597935 Process for preparing chrome surface for coating | 
| 10/06/2009 | CA2535894C Hot dip galvanized steel sheet and method for manufacturing same | 
| 10/06/2009 | CA2415908C Device and method for the surface treatment of workpieces | 
| 10/06/2009 | CA2373996C Process and solution for providing a conversion coating on a metallic surface i | 
| 10/01/2009 | WO2009120629A1 High temperature resistant coating compositions | 
| 10/01/2009 | US20090246389 Aqueous bonding solution consisting of phosphoric acid, a source of magnesium ions, and a leachable corrosion inhibitor; the solution has a pH of 2-4.5 and is free of chromate ions; is stable when inorganic metal particles, such as aluminum, are added | 
| 10/01/2009 | US20090242081 Aluminum Treatment Composition | 
| 10/01/2009 | US20090242080 Phosphate-treated galvanized steel sheet and method for making the same | 
| 10/01/2009 | US20090242079 Method for treating metal surfaces by carboxylation, use of the method for temporary protection against corrosion, and method for manufacturing a shaped metal sheet thus carboxylated | 
| 10/01/2009 | US20090241632 Wear resistant coated sheet metal die and method to manufacture a wear resistant coated sheet metal forming die | 
| 10/01/2009 | CA2719590A1 High temperature resistant coating compositions | 
| 09/30/2009 | CN101545109A Titanium or titanium alloy with surface bioactive layer and preparation method thereof | 
| 09/30/2009 | CN101545108A Process for manufacturing colorized fingerprint-resistant rolling plate | 
| 09/30/2009 | CN101545107A Surface treatment liquid, surface treatment method and tin-plated steel sheet by surface treatment | 
| 09/30/2009 | CN101545106A Preparation method of super-double-hydrophobic surface for antisepsis and self-cleaning of metal or metal alloy | 
| 09/30/2009 | CN101545070A Iron-based soft magnetic powder for dust core, production method thereof, and dust core | 
| 09/30/2009 | CN100545308C Non-chromium deactivation liquid for processing aluminium alloy and method of use thereof | 
| 09/30/2009 | CN100545307C KBH4-Zn-Se-NH2C2H4NH2 solvent heat preparation method for ZnSe nano belt | 
| 09/29/2009 | CA2369181C Particulate metal alloy coating for providing corrosion protection | 
| 09/24/2009 | WO2009117734A1 Adhesion promotion of metal to laminate with a multi-functional compound haftforderung von metall zu laminaten mit einer multifunktionellen | 
| 09/24/2009 | WO2009115504A1 Optimized passivation on ti-/zr-basis for metal surfaces | 
| 09/24/2009 | WO2009115485A1 Optimized electrocoating of assembled and partly prephosphated components | 
| 09/24/2009 | WO2009091129A3 Resin coated steel sheet, resin composition therefor and steel sheet treatment composition | 
| 09/24/2009 | DE102008017523A1 Optimierte Elektrotauchlackierung von zusammengefügten und teilweise vorphosphatierten Bauteilen Optimized electrodeposition coating of assembled and partially prephosphated components | 
| 09/24/2009 | DE102008014465A1 Optimierte Passivierung auf Ti-/Zr-BAsis für Metalloberflächen Optimized passivation on Ti / Zr-based metal surface | 
| 09/23/2009 | EP2103713A1 Anti-corrosion primer | 
| 09/23/2009 | EP2103407A1 Metal/resin composite and process for producing the same | 
| 09/23/2009 | EP2103406A1 Process for production of highly corrosion-resistant composite | 
| 09/23/2009 | EP2102384A2 Sol-gel coating method and composition | 
| 09/23/2009 | CN101542018A Aqueous surface treatment for environment-friendly precoated metal materials, surface-treated metal materials, and environment-friendly precoated metal materials | 
| 09/23/2009 | CN101538710A Method for continuously cleaning and passivating copper and copper alloy | 
| 09/23/2009 | CN101538709A Trivalent chromium blue and white passivation solution repair additive and application thereof | 
| 09/23/2009 | CN101538708A Galvanized steel sheet roller painting surface processing method | 
| 09/23/2009 | CN101538707A Treatment method on surface of magnesium alloy | 
| 09/23/2009 | CN101538706A Preparation method for corrosion-resistant rare-earth conversion film on thermal zinc-coating surface | 
| 09/23/2009 | CN101537521A Brazing method of aluminum electromagnetic wire and brass | 
| 09/23/2009 | CN100543183C Trivalent chromium iridescent passivator and method for making the same | 
| 09/23/2009 | CN100543182C Production of magnesium-alloy surface molybdate phosphate composite transferring film | 
| 09/17/2009 | WO2009113392A1 Electromagnetic steel sheet having insulating coating film with excellent thermal conductivity therein, and process for production thereof | 
| 09/17/2009 | WO2009112480A1 Process for coating metallic surfaces with a passivating agent, the passivating agent and its use | 
| 09/17/2009 | WO2009084849A3 Chrome-free coating compositions for surface-treating steel sheet including carbon nanotube, methods for surface-treating steel sheet and surface-treated steel sheets using the same | 
| 09/17/2009 | DE102008000600A1 Verfahren zur Beschichtung von metallischen Oberflächen mit einem Passivierungsmittel, das Passivierungsmittel und seine Verwendung A process for coating metallic surfaces with a passivating agent, the passivating agent and its use | 
| 09/17/2009 | CA2718242A1 Process for coating metal surfaces with a passivating agent, the passivating agent and its use | 
| 09/16/2009 | EP2100986A1 Chemical conversion treatment agent and surface-treated metal material | 
| 09/16/2009 | EP2099953A2 Storage stable composition of partial and/or complete condensate of hydrolyzable organofunctional silane | 
| 09/16/2009 | EP2099952A1 Functionalized amine-based corrosion inhibitors for galvanized metal surfaces and method of using same | 
| 09/16/2009 | CN101535529A Surface-treated zinc-coated steel sheet excellent in planar -part corrosion resistance, blackening resistance, and appearance and corrosion resistance after press forming | 
| 09/16/2009 | CN101535528A Zr-/ti-containing phosphating solution for passivation of metal composite surfaces | 
| 09/16/2009 | CN101532131A Long-acting water-based metal rust inhibitor | 
| 09/16/2009 | CN101532130A Molten metal anti-oxidation reducing agent, preparation method and application thereof | 
| 09/16/2009 | CN100540737C Method for coating metal surfaces with corrosion inhibiting polymer layers |