| Patents for C25D 11 - Electrolytic coating by surface reaction, i.e. forming conversion layers (8,800) |
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| 07/10/2001 | US6258240 Anodizing apparatus and method |
| 07/05/2001 | DE19960646A1 Production of a thermally and mechanically loaded surface layer on cast pistons in I.C. engines comprises applying an aluminum layer to the surface of the component and anodizing |
| 07/04/2001 | EP1112117A1 Catalytic converter for removing ozone having anodized and washcoat layers |
| 07/03/2001 | US6254759 Method and apparatus for anodizing objects |
| 06/27/2001 | EP1109637A1 Light alloy thread-forming screw and its production method |
| 06/21/2001 | WO2001045475A1 Surface-treated copper foil and method for manufacturing the surface-treated copper foil |
| 06/19/2001 | US6248184 Sealing solution consisting of a dilute solution of cerium and yttrium salts; nontoxic; paint adhesion; corosion resistance; aerospace |
| 06/14/2001 | WO2001042530A1 Method for producing surface treated steel sheet, surface treated steel sheet and surface treated steel sheet coated with resin |
| 06/13/2001 | EP1106382A1 Heat sensitive printing plate precursors |
| 06/12/2001 | US6245436 Mixture of alumina and refractory metal |
| 06/06/2001 | EP1104445A1 1:2 chromium complex dyes, their production and use |
| 06/05/2001 | US6242111 Heat resistant overcoating |
| 06/05/2001 | CA2020856C Composite oxide thin film |
| 05/30/2001 | CN1066496C Electrolytic additive for dye bath of aluminium colouring and process for colouring aluminium |
| 05/29/2001 | US6238783 Aluminum alloy sheet surface-pretreated sequentially with an alkali and an acid solution and then electrolytically chromate coated prior to lamination with polyester; bonding strength |
| 05/29/2001 | US6238540 Forming circuit by immersion portion of surface in electrolytes |
| 05/25/2001 | WO2001036717A1 A sealant composition |
| 05/25/2001 | WO1999031303A8 Method for producing hard protection coatings on articles made of aluminium alloys |
| 05/22/2001 | US6235181 Method of operating process for anodizing valve metals |
| 05/22/2001 | US6235180 Method for forming phosphate film on the steel wires and apparatus used therefore |
| 05/17/2001 | WO2001034872A1 Composition and process for sealing anodized aluminum |
| 05/17/2001 | WO2001034408A1 Marking of an anodized layer of an aluminium object |
| 05/17/2001 | CA2390994A1 Composition and process for sealing anodized aluminum |
| 05/15/2001 | US6231993 Using aqueous electrolyte containing ethylene glycol or polyoxyethylene glycol and phosphoric acid |
| 05/10/2001 | WO2001032965A1 Protection of a surface by partially subjecting it to an electrochemical treatment |
| 05/10/2001 | WO2001032963A1 Stainproof capable of protecting copper foil |
| 05/08/2001 | US6228241 Electrically conductive anodized aluminum coatings |
| 05/08/2001 | CA2218983C Cathodic protective coating on magnesium or its alloys and method of producing the same |
| 05/02/2001 | CN1293720A Electrolytic phosphating process and composite coating formed on steel surface |
| 05/01/2001 | US6224738 Method for a patterned etch with electrolytically grown mask |
| 04/26/2001 | WO2001029807A1 Inspection and repair of active substrate |
| 04/26/2001 | WO2001029291A1 Method of anodizing tantalum powder |
| 04/24/2001 | US6221177 Providing aluminum-alloy article precursor; anodizing article precursor; applying curable organic coating material; heat-treating coated aluminum article precursor to its final heat-treated state |
| 04/19/2001 | DE19751256C2 Aluminiumdruckgußteil mit einer Aluminiumoxid-Konversionsschicht und Verfahren zu seiner Herstellung Aluminum die casting with an aluminum oxide conversion coating and process for its preparation |
| 04/17/2001 | US6217740 Process for electrochemically producing a carbonaceous material with a surface modified by functionalized groups, novel surface-modified carbonaceous material and application of this material |
| 04/17/2001 | US6217737 Method for forming a corrosion-resistant conductive connector shell |
| 04/10/2001 | US6214738 Aluminum workpiece treated with focused radiation beams and treatment with anodic oxidation |
| 04/10/2001 | US6214201 Process for manufacturing functional activated carbon fibers treated by anodic oxidation |
| 04/05/2001 | WO2001023646A1 An electrochemical method for forming an inorganic covering layer on a surface of a copper material |
| 04/05/2001 | DE10047123A1 Endoscope components contain a base element made of an aluminum alloy surface treated in such a way that it is initially anodically oxidized and then a layer is electrolytically deposited |
| 04/03/2001 | US6210448 1:2 chromium complex dyes, the production and use thereof |
| 03/29/2001 | WO2001021860A1 Lightfastness-improvement of dyeings on aluminium oxide layers |
| 03/29/2001 | CA2382440A1 Lightfastness-improvement of dyeings on aluminium oxide layers |
| 03/28/2001 | EP1087038A1 Process for dyeing oxide layers on aluminum |
| 03/28/2001 | CN1289275A Aluminium alloy strips with high surface homogenity, and method for making same |
| 03/22/2001 | WO2001019606A1 Treated copper foil and process for making treated copper foil |
| 03/20/2001 | US6202655 Anodizing apparatus and apparatus and method associated with the same |
| 03/15/2001 | WO2001018281A1 Rapid colouring process for aluminum products |
| 03/15/2001 | DE19902469C2 Verfahren zur Erzeugung von Farbkontrasten an Aluminium-Material mit anodisch oxidierten Oberflächen A method for generating color contrasts of aluminum material having anodically oxidized surfaces |
| 03/13/2001 | US6200878 SOI substrate processing method |
| 03/13/2001 | US6200446 Electrophoretic coloring composition |
| 03/07/2001 | CN1062940C Piston of IC engine and making method of same |
| 03/06/2001 | US6197184 Hydrating foil, dipping foil into bath of organic acid; removing foil from acid bath; applying a first potential to form an oxide layer on surface of foil; applying oxide dissolving acid |
| 03/06/2001 | US6197178 Forming electrolyte bath; immersing bodies in bath; connecting bodies to electrode connected to phase of multiphase alternating current (ac) power supply; imposing potential between bodies and establishing microplasmic discharge |
| 02/28/2001 | EP1079003A2 Electrolytic machining method and apparatus |
| 02/22/2001 | WO2001012883A1 Light alloy-based composite protective multifunction coating |
| 02/22/2001 | CA2382164A1 Light alloy-based composite protective multifunction coating |
| 02/07/2001 | EP1074640A1 Electrolytic phosphating process and composite coating formed on steel surface |
| 02/07/2001 | CN2418137Y Ac.-dc. superpositioned aluminium-foil strip anode oxygenation apparatus |
| 02/06/2001 | US6183618 Process for treating impregnated electrolytic capacitor anodes |
| 02/06/2001 | US6183547 Mixture of a aqueous solution of a chromium compound and a permanganate; corrosion resistance |
| 01/31/2001 | CN1281772A Aluminium material production method with special atomizing effect |
| 01/30/2001 | US6180222 Gold-containing nanoporous aluminum oxide membranes a process for their production and their use |
| 01/25/2001 | WO2001006040A1 Process for electrochemically depositing multi-colored layers on aluminum picture frames using an anodizing technique |
| 01/25/2001 | WO2000061498A3 System for electrochemically processing a workpiece |
| 01/25/2001 | CA2379066A1 Process for electrochemically depositing multi-colored layers on aluminum picture frames using an anodizing technique |
| 01/18/2001 | DE19932098A1 Process for electrolytically coloring aluminum surfaces forming a further barrier layer by applying a current different from the direct current after the first barrier layer formation in the direct current-sulfuric acid/anodization bath |
| 01/18/2001 | DE19931915A1 Process for anodizing a surface e.g. aluminum parts for vehicles comprises pickling the surface, and anodizing the surface to form an anodized layer on the surface |
| 01/17/2001 | CN1280383A Method for producing semiconductor unit, method for producing solar cell and anodizing process equipment |
| 01/11/2001 | DE19938180C1 Process for electrolytically coloring aluminum or aluminum alloy workpieces comprises anodizing the workpiece to form a covering layer, treating layer with a direct current and coloring the workpiece in an electrolytic solution |
| 01/04/2001 | WO2001000904A1 Method for electrolytic coloring of aluminum material |
| 01/04/2001 | CA2377953A1 Method for electrolytic coloring of aluminum material |
| 01/03/2001 | EP1065071A1 Aluminum alloy strip used for making lithographic plate and method of production |
| 01/03/2001 | EP1064415A1 Plastic component |
| 01/02/2001 | US6168869 For providing an aluminum product which has a constantly clean anodic oxide coating |
| 01/02/2001 | US6168703 Copper foil and laminate containing a hydrogen inhibitor |
| 12/27/2000 | CN1278024A Method for preparing template with macro nanometer sequential holes |
| 12/26/2000 | US6165624 Article and method of producing a double oxide film |
| 12/20/2000 | EP1060291A2 Method for producing a corrosion protective coating and a coating system for substrates made of light metal |
| 12/19/2000 | US6162345 Method of anodizing a metal anode prepared from very fine metal powder |
| 12/14/2000 | WO2000075978A1 Low temperature oxidation of conductive layers for semiconductor fabrication |
| 12/14/2000 | WO2000075976A1 Low temperature self-aligned collar formation |
| 12/14/2000 | WO2000075943A1 Electrode material for capacitor and capacitor using the same |
| 12/13/2000 | EP1059663A2 Process for producing a semiconductor thin film with a bonding and separating steps, solar cell fabrication and anodizing apparatus |
| 12/13/2000 | CN1276840A Method for producing hard protection coatings on articles made of aluminium alloy |
| 12/13/2000 | CN1059476C Electrolytic coloring method for golden aluminium alloy selenide |
| 12/06/2000 | EP1056560A1 Aluminium alloy strips with high surface homogeneity and method for making same |
| 11/30/2000 | WO2000071622A1 Anthraquinone-azo dyes and use of such compounds |
| 11/30/2000 | CA2371290A1 Anthraquinone-azo dyes and use of such compounds |
| 11/29/2000 | EP1055709A1 Anthraquinone-azo dyes and colouration process involving such compounds |
| 11/29/2000 | EP1054844A2 Composite |
| 11/23/2000 | WO2000069588A1 High capacitance niobium powders and electrolytic capacitor anodes |
| 11/23/2000 | CA2372921A1 High capacitance niobium powders and electrolytic capacitor anodes |
| 11/21/2000 | US6149795 Fungus resistant boric acid-sulfuric acid anodizing |
| 11/21/2000 | US6149793 Comprising glycerine and an organic salt, an inorganic salt, or mixtures thereof, and having a ph of less than about 7, wherein the acidic salt is p-toluene sulfonate |
| 11/16/2000 | WO2000012783A3 Phosphate anodizing electrolyte and its use to prepare capacitors valve metal anodes produced from very fine metal powders |
| 11/16/2000 | WO2000012781A3 Method for surface treating aluminum products |
| 11/15/2000 | EP1051537A1 Group iv-a protective films for solid surfaces |
| 11/09/2000 | WO2000039368A3 Method for producing an ultraphobic surface on an aluminium base |
| 11/09/2000 | WO2000036190A3 Improved sealing method for anodized metal surfaces |