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| Number | Title | Issue Date |
| 7998533 | Highly corrosion-resistant hot-dip galvanized steel product excellent in surface smoothness and formability and process for producing same The present invention provides a highly corrosion-resistant plated steel sheet that can achieve excellent surface smoothness and formability and, according to the process of the present invention, a hot-dip galvanized steel product excellent in surface smoothness an... | 08/16/2011 |
| 7981480 | Hot dip coating apparatus Hot dip coating apparatus for coating a steel strip in an Al—Zn alloy bath comprises components that are made from stainless steel containing an appreciable amount of nitrogen distributed substantially uniformly through its microstructure. The nitrogen is incorpor... | 07/19/2011 |
| 7790241 | Steel tube having improved corrosion-resistance and method for manufacturing the same Disclosed is a steel tube with superior corrosion-resistance treated with plating and a manufacturing method of the same. The manufacturing method of the steel tube includes the steps of: preheating a steel tube formed through a milling process; maintaining the temp... | 09/07/2010 |
| 7722933 | Method and installation for dip coating of a metal strip, in particular of a steel strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part of which is imme... | 05/25/2010 |
| 7479305 | Immersion plating of silver The problem in forming solderable and bondable layers on printed circuit boards is that the surfaces tarnish after storage of the boards prior to further processing (mounting of the electrical components), thus affecting solderability and bondability. In order to ov... | 01/20/2009 |
| 7438769 | Process for diffusing titanium and nitride into a material having a coating thereon A method for diffusing titanium and nitride into a base material having a coating thereon using conventional surface treatments or coatings. The method generally includes the steps of providing a base material having a coating thereon; providing a salt bath which in... | 10/21/2008 |
| 7413769 | Process for applying a metallic coating, an intermediate coated product, and a finish coated product The present invention is directed to a method of refining spangle facet size in a hot-dip coated product by applying grain-refining particles to the surface of a steel substrate before immersion into the hot-dip coating bath, to an intermediate coated steel sheet, a... | 08/19/2008 |
| 7407689 | Aqueous acidic immersion plating solutions and methods for plating on aluminum and aluminum alloys The present invention provides a non-cyanide aqueous acidic immersion plating solution having a pH of from about 3.5 to about 6.5 and comprising zinc ions, nickel ions and/or cobalt iron ions, and fluoride ions. In one embodiment the immersion plating solutions of t... | 08/05/2008 |
| 7361385 | Method for manufacturing hot-dip plated metal strip and apparatus for manufacturing the same The invention relates to a method for manufacturing a hot-dip plated metal strip comprising the steps of: introducing a metal strip into a molten metal bath of plating metal to adhere the molten metal onto the surface of the metal strip; taking out the metal strip, ... | 04/22/2008 |
| 7351448 | Anti-reflective coating on patterned metals or metallic surfaces An apparatus and process for coating surfaces of metal or metallic components including providing at least one metal having a patterned outer surface exhibiting an optical reflection greater than about 40%, providing at least one anti-reflective coating material, th... | 04/01/2008 |
| 7270852 | Aluminizing slurry compositions free of hexavalent chromium, and related methods and articles A slurry coating composition is described, which is very useful for enriching the surface region of a metal-based substrate with aluminum. The composition includes colloidal silica and particles of an aluminum-based powder, and is substantially free of hexavalent ch... | 09/18/2007 |
| 7244469 | Method of zinc plating and powder coating residential gas meter set assemblies The present invention is a method for zinc plating a meter set assembly used in gas delivery applications, wherein a zinc plating is applied to a steel substrate formed in the configuration of a meter bar. Once the zinc plating is applied through electrodeposition, ... | 07/17/2007 |
| 7238430 | Composition for controlling spangle size, a coated steel product, and a coating method A method of coating of steel products such as plate and sheet using an aluminum-zinc coating alloy includes modifying the coating bath with a particulate compound constituent in effective amounts to control the spangle facet size of the coated product, improve tensi... | 07/03/2007 |
| 7172794 | Method for treating ferrous alloy parts in order to improve the rubbing properties thereof without causing hardness loss or deformation A method for obtaining a ferrous alloy part that supports a very high seizure load with very low dispersion includes steps of covering the part with an iron sulphide coating having an appropriate thickness and Fe/S ratio, where the coating is selected from among tho... | 02/06/2007 |
| 7160582 | Method for forming on a metallic substrate a sulphur-free metallic coating The invention concerns a method wherein the substrate (5) to be coated is immersed in an autocatalytic chemical deposit bath (4), for example nickel, contained in a stainless steel vessel (1) and wherein can be optionally mixed a suspended MCrAl... | 01/09/2007 |
| 7160583 | Microfabrication using patterned topography and self-assembled monolayers A method of selectively and electrolessly depositing a metal onto a substrate having a metallic microstructured surface is disclosed. The method includes forming a self-assembled monolayer on the metallic microstructured surface, exposing the self-assembled monolaye... | 01/09/2007 |
| 7144599 | Hybrid metal oxide/organometallic conversion coating for ferrous metals The ferrous metal chemical conversion coating is comprised of mixed oxides and organometallic compounds of aluminum and iron. A ferrous metal substrate is immersed for a period of time in a bath composition, at a temperature, at a pH, and at a concentration for each... | 12/05/2006 |
| 7135075 | Corrosion resistant coating with self-healing characteristics An aqueous solution for depositing an inorganic corrosion resistant coating on a metal substrate is disclosed. The aqueous solution comprises a film-forming agent, a supplemental anion, and a substrate activator. The film-forming agent is a vanadate salt that forms ... | 11/14/2006 |
| 7132124 | Die for molding honeycomb structure and manufacturing method thereof In a die for molding a honeycomb structure, in which a coating layer is formed on a die base so that slits with a particular width are provided, the slits are provided so as to have a width of 30 to 200 μm by forming the coating layer by a substrate layer with a th... | 11/07/2006 |
| 7128947 | Pre-treating method for plating a Fe-Mn-Al alloy surface A pre-treating method for plating a Fe—Mn—Al alloy surface includes the steps of: cleaning a Fe—Mn—Al alloy surface with ultrasonic energy; heat-degreasing the Fe—Mn—Al alloy surface with a basic solution for removing accumulated grease; deterging the Fe... | 10/31/2006 |
| 7101469 | Metal pieces and articles having improved corrosion resistance A metal piece having an organic coating with improved corrosion resistance and adhesion is described which comprises a zinc or zinc alloy plated metal piece having on its surface, a chromate film deposited from an aqueous acidic chromium solution comprising trivalen... | 09/05/2006 |
| 7078076 | Particulate metal alloy coating for providing corrosion protection Coatings containing particulate metal alloy are disclosed. The coatings provide corrosion protection to a substrate, such as a metal substrate. The coatings contain zinc-metal-containing alloy in flake form, most particularly an alloy flake of zinc and aluminum. The... | 07/18/2006 |
| 7074497 | Coated steel sheet and method for manufacturing the same A coated steel sheet having a coated layer on surfaces of a steel sheet of a composition containing not less than 0.1 mass % and under 3 mass % of Al, wherein a following condition A or B is met: A: An AlN precipitate layer exists on a matr... | 07/11/2006 |
| 7052740 | Frame assembly and method for coating a strand of workpieces The subject invention includes a plating apparatus (10) having an electrically conductive rack (12) and a frame assembly (14). The frame assembly (14) includes a rod (24) and series of support structures (26). A number of re... | 05/30/2006 |
| 6994754 | Method and installation for dip coating of a metal strip, in particular a steel strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part of which is imme... | 02/07/2006 |
| 6982012 | Method of manufacturing steel sheet having excellent workability and shape accuracy A method of manufacturing a high strength steel sheet containing, in mass %, C: 0.02 to 0.04%, Si: at most 0.4%, Mn: 0.5-3.0%, P: at most 0.15%, S: at most 0.03%, Al: at most 0.50%, N: at most 0.01%, and Mo: 0.01-1.0%. The method includes performing hot rough rollin... | 01/03/2006 |
| 6974767 | Chemical solution for electroplating a copper-zinc alloy thin film A method of fabricating a semiconductor device, having a Cu—Zn alloy thin film (30) formed on a Cu surface (20) by electroplating the Cu surface (20) in a unique chemical solution containing salts of zinc (Zn) and copper (Cu), their complexing... | 12/13/2005 |
| 6939586 | Method and installation for hot process and continuous dip coating of a metal strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part (13a | 09/06/2005 |
| 6936307 | Method and installation for dip coating of a metal strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part (13a | 08/30/2005 |
| 6932897 | Titanium-containing metals with adherent coatings and methods for producing same A method for plating a titanium-containing metal, comprising the steps of: (a) surface treating the titanium-containing metal in a solution consisting essentially of an aqueous solvent and hydrochloric acid for a period of time sufficient to activate the surface of ... | 08/23/2005 |
| 6911230 | Plating method Disclosed are methods of depositing electroless gold layers on a metal substrate using a catalytic palladium deposit. Such electroless gold layers have increased adhesion as compared to conventional electroless gold deposits. ... | 06/28/2005 |
| 6902829 | Coated steel alloy product A high strength dual phase cold rolled steel having controlled amounts of carbon, manganese, and molybdenum is used as a starting material in a hot-dip zinc coating process to manufacture a high strength dual phase cold rolled steel having a conventional galvanized ... | 06/07/2005 |
| 6899920 | Method for the batch coating of saw wire A method for the rapid coating of a wire in a batch coating installation, wherein the wire is wound onto a product carrier and is then passed through a coating installation in batch mode in the manner which is customary for the coating of a wire. ... | 05/31/2005 |
| 6878411 | Bath for the electrochemical deposition of high-gloss white rhodium coatings and whitening agent for the same The invention concerns a bath for the electrochemical deposition of high-gloss white rhodium coatings and a whitening agent for the same. The brightness or degree of whiteness of the deposited coatings is significantly increased by means of compounds having the form... | 04/12/2005 |
| 6869637 | Bath and method of electroless plating of silver on metal surfaces Known methods of improving the solderability of copper surfaces on printed circuit boards present the disadvantage that outer layers of an irregular thickness are formed at the metal surfaces, that these layers are very expensive or that the constituents used in man... | 03/22/2005 |
| 6846401 | Method of plating and pretreating aluminium workpieces A method for applying a metal layer onto at least one surface of an aluminium or aluminium alloy workpiece, including the steps of pretreating the surface and applying the metal layer by plating, wherein the pretreating step includes a non-electrolytic treatment by ... | 01/25/2005 |
| 6837980 | Bond enhancement antitarnish coatings Aqueous electroplating solutions and methods are provided for the codeposition of zinc and chromium. The solutions include effective amounts of zinc, chromium, and hydroxyl ions. The solutions further include an effective amount of one or more ions of alkali metals,... | 01/04/2005 |
| 6828037 | Hydrogen-permeable structure and method for manufacture thereof or repair thereof The invention provides a hydrogen permeable structure, which can effectively prevent peeling-off of a hydrogen permeable film and hence has higher durability, and a method of manufacturing the structure. The hydrogen permeable structure has a hydrogen permeab... | 12/07/2004 |
| 6821323 | Process for the non-galvanic tin plating of copper or copper alloys The invention describes a process for non-galvanic tin plating of copper and copper alloys by precipitation of tin from methanesulphonic acid and tin-containing electrolytes, containing a complexing agent. In describing a process by which a durable tin layer which c... | 11/23/2004 |
| 6811819 | Aqueous alkaline zincate solutions and methods The present invention relates to methods for depositing zincate coatings on aluminum and aluminum alloys comprising applying an immersion zincate coating on an aluminum or aluminum alloy substrates, optionally followed by plating the zincate coated aluminum or alumi... | 11/02/2004 |
