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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10/31/1996 | WO1996034127A1 Alkaline nitrate salt bath composition for oxidising a ferrous metal and improving the corrosion resistance thereof |
10/30/1996 | EP0739429A1 Process for the joint pretreatment of steel, galvanised steel, magnesium and aluminium before their bonding to rubber |
10/30/1996 | EP0739428A1 Composition and process for treating metal |
10/30/1996 | EP0739389A1 Simplified process for producing an anticorrosive paint with a good adhesiveness and workpieces thus obtained |
10/24/1996 | DE4244823C2 Values and water recovery from aq. process liq. |
10/24/1996 | DE19512749A1 Corrosion protection treatment of chromated metal surfaces |
10/23/1996 | EP0738790A1 Galvanized steel sheet and process for producing the same |
10/23/1996 | CN1133901A Anticorrosion technique for cold exchanger |
10/22/1996 | US5567534 Copper foil for printed circuits, zinc alloy of nickel and/or cobalt, a layer of benzotriazole and phosphorous compound |
10/22/1996 | US5567354 Inhibitor of the corrosion of a metal material such as steel |
10/21/1996 | CA2174471A1 Electroless method of antiquing a zinc or pewter component |
10/17/1996 | WO1996032522A1 Corrosion inhibition and improvement of adhesion characteristics of reinforcing metals |
10/16/1996 | EP0737594A2 Improved process for the surface treatment of lithographic printing plate precursors |
10/16/1996 | CN1133351A Aluminium and aluminium alloy decoration plate and making method |
10/15/1996 | US5565272 Surface glass film formed during secondary recrystallization annealing is composed of forsterite and spinel |
10/15/1996 | US5565042 Black chromate solution |
10/11/1996 | CA2173653A1 Process for the surface treatment of lithographic printing plate precursors |
10/10/1996 | WO1994001593A3 Hydrophilicizing treatment for metal objects |
10/09/1996 | EP0736579A2 Method for rust inhibition treatment and rust inhibiting coating composition forsteel plate |
10/09/1996 | CN1132802A Metal-derusting antirust liquid |
10/09/1996 | CN1132801A Acid aqueous phosphatic solution and process using same for phosphating metal surface |
10/08/1996 | CA2047786C Anticorrosion coating composition |
10/03/1996 | WO1996030559A1 Phosphating process with a metalliferous re-rinsing stage |
10/03/1996 | WO1996030558A1 Corrosion protective cleaning agent for tin-plated steel |
10/03/1996 | CA2216925A1 Phosphating process with metalliferous after-rinse |
10/03/1996 | CA2216462A1 Corrosion protective cleaning agent for tin-plated steel |
10/02/1996 | DE19511573A1 Verfahren zur Phosphatierung mit metallhaltiger Nachspülung Phosphating process with metal-rinse |
10/02/1996 | CN1132531A Composition and process for treating metal |
10/02/1996 | CN1132519A Simplified process for producing an anticorrosive paint with a good adhesiveness and workpieces thus obtained |
10/02/1996 | CN1132268A Aqueous zinc phosphate chemical conversion treatment liquid and process |
10/01/1996 | CA2147101A1 Process for applying a coating to a magnesium alloy product |
10/01/1996 | CA1338621C Method for producing zn-ni alloy plated steel plate having superior press formability |
09/30/1996 | CA2171238A1 Passivation method and composition for galvanized metal surfaces |
09/26/1996 | WO1996029448A1 Compositions and processes for forming a solid adherent protective coating on metal surfaces |
09/26/1996 | DE19510825A1 Korrosionsschützender Reiniger für verzinnten Stahl Corrosion Protective cleaner for tin-plated steel |
09/26/1996 | CA2215299A1 Compositions and processes for forming a solid adherent protective coating on metal surfaces |
09/25/1996 | EP0733722A1 Process and solution for chemically passivating nuclear steam generator surfaces |
09/25/1996 | CN1131971A Composition and method for treatment of phosphated metal surfaces |
09/25/1996 | CN1131704A Meter panel treatment agent and its preparation process |
09/24/1996 | US5558724 Forming manganese iron phosphate coating |
09/18/1996 | EP0732425A1 Passivation treatment of tinplate |
09/18/1996 | EP0633949B1 Method of treating nonferrous metal surfaces by means of an acid activating agent and an organophosphate or organophosphonate and substrates treated by such method |
09/18/1996 | CN1131444A Phosphate treatment process for steel strip with one galvanised surface |
09/18/1996 | CN1131205A Organic rust-proof treating copper foil |
09/17/1996 | US5556715 Weldable colored steel sheet |
09/17/1996 | US5556710 Metal coating useful for rendering the surface of the metal biocompatible |
09/12/1996 | WO1996027693A1 Composition and process for simultaneously cleaning and conversion coating metal surfaces |
09/12/1996 | WO1996027692A1 Composition and process for forming an underpaint coating on metals |
09/12/1996 | CA2214834A1 Composition and process for simultaneously cleaning and conversion coating metal surfaces |
09/12/1996 | CA2214654A1 Composition and process for forming an underpaint coating on metals |
09/11/1996 | EP0730673A1 Anticorrosion treatment of metal coated steel having coatings of aluminium, zinc or alloys thereof |
09/11/1996 | EP0730672A1 Composition and process for treating magnesium-containing metals and product therefrom |
09/11/1996 | CN1130925A Pre-rinsing liquid for phosphating metal surfaces |
09/10/1996 | US5554294 Method for dissolving sludge and recovering constituents therefrom |
09/10/1996 | US5554231 Corrosion resistant aluminum and aluminum coating |
09/06/1996 | WO1996027034A1 Reducing or avoiding surface irregularities in electrophoretic painting of phosphated metal surfaces |
09/06/1996 | CA2213824A1 Reducing or avoiding surface irregularities in electrophoretic painting of phosphated metal surfaces |
09/04/1996 | EP0730039A1 Magnesia coating and process for producing grain oriented electrical steel for punching quality |
09/03/1996 | US5551994 Non-chromated oxide coating for aluminum substrates |
09/03/1996 | US5551585 Process for the surface treatment of lithographic printing plate precursors |
08/29/1996 | WO1996026304A1 Method of preparing iron-phosphate conversion surfaces |
08/29/1996 | WO1996026256A1 Composition for cleaning and coating the interior of an internal combustion engine and method for cleaning and coating the interior of an internal combustion engine therewith |
08/29/1996 | CA2169914A1 Magnesia coating and process for producing grain oriented electrical steel for punching quality |
08/28/1996 | EP0728851A1 Environmentally friendly coating compositions |
08/28/1996 | EP0728225A1 Composition and process for treating metal |
08/28/1996 | CN1129961A Nickel-free phosphatization process |
08/27/1996 | US5550006 Contacting metal surface with aqueous solution containing phosphoric acid and vanadium, niobium, tungsten and/or tantalum compound for time to produce phosphate conversion coating |
08/21/1996 | EP0726969A1 Secondary protective treatments for metal surfaces |
08/21/1996 | EP0726968A1 Composition and process for treating tinplate and aluminum |
08/21/1996 | EP0719350A4 Metal treatment with acidic, rare earth ion containing cleaning solution |
08/21/1996 | EP0713540A4 Composition and process for treating metals |
08/20/1996 | US5547770 Multiplex aluminide-silicide coating |
08/20/1996 | US5547709 Introducing roller into bath of sealing material to fill all voids, rinsing, heat treating to evaporate solvent and harden sealing material, deburring, applying antiwear coating; corrosion resistance |
08/20/1996 | US5547519 Magnesia coating and process for producing grain oriented electrical steel for punching quality |
08/14/1996 | EP0726334A1 Coating preparation for pretreating metal surfaces, and method employing said preparation |
08/14/1996 | EP0725844A1 A process for activating a metal surface for conversion coating |
08/14/1996 | CN1129017A Zinc coated steel plate and mfg. method thereof |
08/13/1996 | US5545489 Steel backing, phosphate film, aluminum bearing alloy, overlay layer; wear resistance |
08/13/1996 | US5545438 Hydrophilic treatment for aluminum |
08/08/1996 | DE19504723A1 Aq. acidic soln. contg. phosphate ions and ozone |
08/08/1996 | DE19504172A1 Protecting chromium@-based alloy body |
08/07/1996 | EP0724653A1 A method for post-treatment of an article with a metallic surface as well as a treatment solution to be used in the method |
08/07/1996 | EP0724488A1 Process for treating zinciferous surfaces |
08/07/1996 | CN1128547A Surface coating method |
08/07/1996 | CN1032486C Coating formed on iron base and its forming method |
07/31/1996 | EP0723603A1 Conversion coatings for metal surfaces |
07/31/1996 | EP0723602A1 Hydrophilic coatings for aluminum |
07/31/1996 | CN1128053A Composition and process for treating metals |
07/31/1996 | CN1127800A Cold black coslettising liquid |
07/30/1996 | US5540788 Method of preparing iron-phosphate conversion surfaces |
07/30/1996 | EP0739428A4 Composition and process for treating metal |
07/25/1996 | WO1996022406A1 Lithium-containing zinc phosphating solution |
07/24/1996 | CN1127308A Wide temp. range phosphorized solution for oil and stain removing and inactivating |
07/23/1996 | US5538078 Aluminum-containing metal composite material and process for producing same |
07/18/1996 | WO1996021753A1 Composition and process for forming a solid adherent protective coating on metal surfaces |
07/18/1996 | WO1996021752A1 A process of coating metal surfaces to produce a highly hydrophilic, highly corrosion resistant surface with bioresistance and low odor impact characteristics |
07/18/1996 | WO1996021523A1 Process for imparting liquid repellency to metal surface and ultra-liquid-repellent metal material |
07/18/1996 | DE19500927A1 Lithiumhaltige Zinkphosphatierlösung Lithium containing zinc phosphating |
07/18/1996 | DE19500562A1 Phosphating solution |
07/18/1996 | CA2209924A1 A process of coating metal surfaces to produce a highly hydrophilic, highly corrosion resistant surface with bioresistance and low odor impact characteristics |