| 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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| 08/15/2012 | CN102031511B Surface processing agent for neodymium-iron-boron permanent magnet as well as preparation method and processing method thereof |
| 08/14/2012 | US8241745 Essentially chromium-free method for passivating metallic surfaces consisting of Zn, Zn alloys, Al or Al alloys |
| 08/14/2012 | US8241744 Surface-treated metal material and producing method thereof |
| 08/09/2012 | WO2012106037A2 Aluminum treatment compositions |
| 08/09/2012 | WO2012106035A1 Adhesion promoting composition for metal leadframes |
| 08/09/2012 | US20120199787 Aqueous solution of chromium salt and method for producing same |
| 08/09/2012 | US20120199385 Phenylnaphthylimidazole compound and usage of the same |
| 08/09/2012 | US20120199250 Aluminum Treatment Compositions |
| 08/08/2012 | EP2483444A2 Substrate and rubber composition and method of making the composition |
| 08/08/2012 | CN202369643U Slag removing system of phosphating tank |
| 08/08/2012 | CN1826429B Method and solution for coating metal surfaces with a phosphating solution containing water peroxide, produced metal object and use of said object |
| 08/08/2012 | CN102628167A Uniform phosphorizing technology for surface coating of steel tube |
| 08/08/2012 | CN102628166A Phosphorizing liquid and phosphorizing method thereof for steel tube after being scoured |
| 08/08/2012 | CN102162095B Anti-discoloring protective agent for silver plating and preparation method as well as application method thereof |
| 08/08/2012 | CN102127761B Silane treatment process on surface of piston ring of internal combustion engine |
| 08/08/2012 | CN101956188B Anti-sticking method for screw threads of oil casting tube |
| 08/08/2012 | CN101899660B Processing technology of dark green passivating film of galvanized workpiece |
| 08/08/2012 | CN101824614B Magnesium alloy surface conversion coating treating fluid and treating process thereof |
| 08/02/2012 | DE69840270C5 Vorbehandlung zum färben von kompositmaterialien, die aluminiumteile enthalten Pretreatment the dyeing of composite materials containing aluminum parts |
| 08/01/2012 | EP1204781B1 Surface modification of high temperature alloys |
| 08/01/2012 | CN202359201U Phosphating device for inner cavity of steel drum |
| 08/01/2012 | CN202359200U Phosphorizing and multi-station high-pressure washing system |
| 08/01/2012 | CN102618863A Anticorrosive treatment equipment and method of metal part |
| 08/01/2012 | CN102618862A Spraying treatment production line |
| 08/01/2012 | CN102618861A Method for preparing trivalent chromium and phosphomolybdiumtungstic acid hybrid film on surface of aluminum alloy and film forming solution for method |
| 08/01/2012 | CN102618860A High-efficiency iron rust conversion agent |
| 08/01/2012 | CN102618859A Impregnation liquid special for lead-calcium alloyed grid |
| 08/01/2012 | CN102140634B Composite aqueous passivation solution and preparation method thereof for hot galvanizing surface treatment |
| 08/01/2012 | CN101560657B Chemical conversion treatment method of magnesium alloy surface |
| 07/31/2012 | US8231743 Composition and process for improved zincating magnesium and magnesium alloy substrates |
| 07/26/2012 | WO2012100034A1 Aluminum alloy coating process and method |
| 07/26/2012 | WO2012097927A1 Multistage pretreatment of tinplate prior to the coating thereof with lacquer |
| 07/26/2012 | US20120186986 Multistage method for treating metal surfaces prior to dip painting |
| 07/25/2012 | EP2022874B1 Grain-oriented electrical steel sheet having high tensile strength insulating film and method of treatment of insulating film |
| 07/25/2012 | EP2011900B1 Zinc-plated steel material coated with composite film excellent in corrosion resistance, unsusceptibility to blackening, coating adhesion, and alkali resistance |
| 07/25/2012 | CN202347097U Passivation solution clearing device |
| 07/25/2012 | CN102612572A Aluminum alloy article, aluminum alloy member, and production method therefor |
| 07/25/2012 | CN102610708A Method for manufacturing light-emitting diodes |
| 07/25/2012 | CN102610355A Rare earth permanent magnet and preparation method thereof |
| 07/25/2012 | CN102610354A Processing method for corrosion-resistance rare-earth magnet and workpiece |
| 07/25/2012 | CN102605381A Washing passivation solution of surface iron pollution of austenitic stainless steel and preparation method thereof |
| 07/25/2012 | CN102605366A Antiseptic treatment system of water channel of water-cooling machine seat of motor and treatment method |
| 07/25/2012 | CN102605365A Protecting-treating technology for metal surface |
| 07/25/2012 | CN102605364A Intermediate-temperature low-sediment and low-emission thick membrane phosphorizing liquid and phosphorizing method thereof |
| 07/25/2012 | CN102605363A Room-temperature type quick-drying brushing type phosphorizing liquid and preparation method thereof |
| 07/25/2012 | CN102605362A Metal surface blackening protection treating fluid |
| 07/25/2012 | CN102605361A Surface treatment method of sintered neodymium-iron-boron magnetic materials |
| 07/25/2012 | CN102191492B Rust transforming agent |
| 07/25/2012 | CN102031510B Metal zinc coating blackening agent and preparation method thereof |
| 07/25/2012 | CN101668882B Chromium(vi)-free black passivation of surfaces containing zinc |
| 07/24/2012 | CA2609277C Corrosion-protection agent forming a layer of paint and method for current-free application thereof |
| 07/19/2012 | WO2012096014A1 Aqueous coating composition, coated metal molded article, and method for producing coated metal molded article |
| 07/19/2012 | US20120183775 Process for production of core-shell particles, core-shell particles, and paste composition and sheet composition which contain same |
| 07/18/2012 | EP2476770A1 Magnesium-lithium alloy, rolled material, molded article, and process for producing same |
| 07/18/2012 | EP2476549A1 Steel material composite and manufacturing method thereof |
| 07/18/2012 | EP1846515B1 Method for coating sheet metal, especially zinc sheets |
| 07/18/2012 | CN102586831A Surface treatment process for reducing roughness of electrolytic copper foil |
| 07/18/2012 | CN102586773A Passivating treatment method for stainless steel rare earth conversion coatings |
| 07/18/2012 | CN102586772A Passivation process after chemical cleaning of boiler |
| 07/18/2012 | CN102586771A Metallic aluminum bionic super-hydrophobic surface preparation method |
| 07/18/2012 | CN102586770A Method for preparing titanium-zirconium/polyhydroxy esterified product composite conversion coating of aluminum alloy surface |
| 07/18/2012 | CN102586769A Nonphosphorus metal surface treatment agent and use method thereof |
| 07/18/2012 | CN102586768A Zinc layer surface passivating treatment liquid |
| 07/18/2012 | CN102580944A Equipment and method for cleaning and passivating copper and copper alloy surfaces |
| 07/18/2012 | CN102094195B Phosphating method of surface of metal material |
| 07/18/2012 | CN102031509B Chemical coloring method for copper alloys |
| 07/18/2012 | CN102002703B Passivating process of trivalent chromium for zinc coating |
| 07/18/2012 | CN101942654B Method for immersing superhydrophobic surface of aluminum alloy in one step |
| 07/18/2012 | CN101878325B Steel sheet for fuel tanks and process for manufacturing the sheet |
| 07/18/2012 | CN101748397B Coating composition, preparation method and zinc plating passivating material thereof |
| 07/18/2012 | CN101421435B Zinc-plated steel material coated with composite film excellent in corrosion resistance, unsusceptibility to blackening, coating adhesion, and alkali resistance |
| 07/17/2012 | US8221556 Copper alloy plumbing hardware, such as valves and tube couplings, and the treatment method for reducing elution of lead |
| 07/17/2012 | CA2508716C Sheet metal layered with phosphate ester and lubricant |
| 07/17/2012 | CA2454201C Pretreatment method for coating |
| 07/12/2012 | US20120177946 Zr-/Ti-Containing Phosphating Solution For Passivation of Metal Composite Surfaces |
| 07/12/2012 | US20120175022 Anti-tarnish coatings |
| 07/12/2012 | US20120175021 Compositions Promoting the Accelerated Degradation of Metals and Composite Materials |
| 07/11/2012 | EP2474645A1 Aluminum alloy article, aluminum alloy member, and production method therefor |
| 07/11/2012 | EP2473652A1 Bioactively coated metal implants and methods for the production thereof |
| 07/11/2012 | CN202323031U 具有压线轮的加热型焊丝抛光油盒 With a heated wire wheel polishing oil pressure line box |
| 07/11/2012 | CN102575358A Chromium-free surface-treated galvanized steel sheet |
| 07/11/2012 | CN102575357A Chromium- and fluorine-free chemical conversion treatment solution for metal surfaces, metal surface treatment method, and metal surface coating method |
| 07/11/2012 | CN102575356A Multi-step method for producing alkali-resistant anodized aluminum surfaces |
| 07/11/2012 | CN102575355A Replenishing compositions and methods of replenishing pretreatment compositions |
| 07/11/2012 | CN102575354A Treatment solution for producing chrome and cobalt-free black conversion coatings |
| 07/11/2012 | CN102575353A Surface passivation technique for reduction of fouling |
| 07/11/2012 | CN102575352A Electromagnetic steel sheet and method for producing same |
| 07/11/2012 | CN102575330A Alloyed hot-dip galvanized steel sheet and manufacturing method therefor |
| 07/11/2012 | CN102574934A Process for production of core-shell particles, core-shell particles, and paste composition and sheet composition which contain same |
| 07/11/2012 | CN102574264A High throughput finishing of metal components |
| 07/11/2012 | CN102563916A Solar coating pretreatment tank |
| 07/11/2012 | CN102560516A Magnesium alloy surface homogenization pretreatment process |
| 07/11/2012 | CN102560513A Surface treatment process for steel wire |
| 07/11/2012 | CN102560512A Chariot body forged steel part cleaning skin treating agent and production method thereof |
| 07/11/2012 | CN102560492A Magnesium alloy surface antiseptic treatment method and magnesium product prepared by same |
| 07/11/2012 | CN102560491A Aluminium and aluminium alloy surface antiseptic treatment method and product prepared by same |
| 07/11/2012 | CN102560484A Anti-corrosion processing method for magnesium alloy surface and magnesium products thereof |
| 07/11/2012 | CN102560471A Metal surface protection treatment normal-temperature blackening process |
| 07/11/2012 | CN102560470A Preparation and use method for shutdown protection solution of industrial boiler |
| 07/11/2012 | CN102560469A Metal surface silylation protection treating agent |