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| Number | Title | Issue Date |
| 7354660 | High performance alloys with improved metal dusting corrosion resistance Alloy compositions which are resistant to metal dusting corrosion are provided by the present invention. Also provided are methods for preventing metal dusting on metal surfaces exposed to carbon supersaturated environments. The alloy compositions include an alloy (... | 04/08/2008 |
| 7279423 | Forming a copper diffusion barrier Noble metal may be used as a non-oxidizing diffusion barrier to prevent diffusion from copper lines. A diffusion barrier may be formed of a noble metal formed over an adhesion promoting layer or by a noble metal cap over an oxidizable diffusion barrier. The copper l... | 10/09/2007 |
| 7239747 | Method and system for locating position in printed texts and delivering multimedia information Apparatus and methods are disclosed for processing printed material to provide an index of locations within the printed material that can be associated with external actions such as displaying a graphical image, providing an audio or video output, or providing a mul... | 07/03/2007 |
| 7232528 | Surface treatment agent for copper and copper alloy The surface treatment agent for copper and copper alloys contains hydrogen peroxide, a mineral acid, an azole compound, silver ion and a halide ion. The surface treatment agent for copper and copper alloys is useful in the production of printed wiring boards in elec... | 06/19/2007 |
| 7175882 | Process for coating metal surfaces A protective coating is formed on a metallic surface by contacting the surface with an aqueous solution of fluorometallate followed by an aqueous solution containing vanadate ions. The process does not require the use of any organic substances, but provides a corros... | 02/13/2007 |
| 7166200 | Method and apparatus for an improved upper electrode plate in a plasma processing system The present invention presents an improved upper electrode for a plasma processing system, wherein the design and fabrication of an electrode plate coupled to an upper assembly advantageously provides gas injection of a process gas with substantially minimal erosion... | 01/23/2007 |
| 7147749 | Method and apparatus for an improved upper electrode plate with deposition shield in a plasma processing system The present invention presents an improved upper electrode for a plasma processing system, wherein the design and fabrication of an electrode plate with a deposition shield coupled to the upper electrode advantageously provides gas injection of a process gas with su... | 12/12/2006 |
| 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 |
| 7095603 | Electrode for an energy storage device An electrode for an energy storage device, including a substrate of at least one metal that forms a native oxide layer; and a treated layer formed on the substrate from the native oxide layer, the treated layer having a resistance that is less than the resistance of... | 08/22/2006 |
| 7080447 | Method of manufacturing solder mask of printed circuit board A solder mask manufacturing method adapted to apply a solder mask on a surface of a substrate of a circuit board, said surface is provided with a conductor pattern having an unsheltered portion and a sheltered portion which is covered by said solder mask. The method... | 07/25/2006 |
| 7048807 | Cerium-based spontaneous coating process for corrosion protection of aluminum alloys A cerium-based coating for corrosion resistance is applied by exposing a cleaned aluminum-based component to a corrosion-inhibiting cerium solution containing cerium ions in the presence of an oxidizing agent. The coating deposits spontaneously without an external s... | 05/23/2006 |
| 7029597 | Anodized aluminum etching process and related apparatus A process for selectively etching a surface of an anodized aluminum article. A preferred process includes: providing an aluminum sheet or web including first and second sides having anodized finishes; etching the first side to improve the adhesion capabilities of th... | 04/18/2006 |
| 7005056 | Method for inhibiting corrosion of alloys employing electrochemistry A method for inhibiting corrosion, e.g., pitting corrosion, of alloys is provided. Particularly, the method comprises contacting at least a portion of a surface of the alloy with an aqueous solution comprising a salt of one or more rare earth elements selected from ... | 02/28/2006 |
| 7002790 | Capacitor in an implantable medical device A capacitor in an implantable medical device is provided. The capacitor having an anode, a cathode including a conductive coating, and an electrolyte disposed and in contact between the anode and the cathode. The conductive coating is composed of a chemisorbed condu... | 02/21/2006 |
| 6991688 | Method for oxalating the galvanized surface of sheet metal A method for forming a zinc oxalate coating on the surface of a strip or sheet of metal covered with a zinc or zinc alloy coating other than zinc/iron coatings, with the aid of an aqueous solution consisting of oxalic acid having a concentration of between 5.10... | 01/31/2006 |
| 6958307 | Materials comprising organic phosphorous-containing groups bonded to a mineral oxide via oxygen atoms The present invention relates to a composition including an organic phosphorous-containing group bonded via an oxygen atom to a metal oxide of at least one element M. Generally, the composition is essentially amorphous, and includes an essentially monomolecular laye... | 10/25/2005 |
| 6935529 | Stainless steel fuel tank for automobile A fuel tank for a motor vehicle is fabricated from an austenitic stainless steel sheet having elongation of 50% or more after fracture by a uniaxial stretching test with a work-hardening coefficient of 4000 N/mm2 or a ferritic stainless steel sheet having... | 08/30/2005 |
| 6899769 | Composition and method for metal coloring process This invention is a method for forming a chemical conversion coating on ferrous metal substrates, the chemical solutions used in the coating and the articles coated thereby. By modifying and combining the features of two existing, but heretofore unrelated, coating t... | 05/31/2005 |
| 6899956 | Metal coloring process and solutions therefor This invention includes improvements to a method for forming a chemical conversion coating on ferrous metal substrates, to the chemical solutions used in the coating and to the articles coated thereby. A first oxidation applies a molecular iron/oxygen-enriched inter... | 05/31/2005 |
| 6858097 | Brightening/passivating metal surfaces without hazard from emissions of oxides of nitrogen A chromium- and nitrogen-free brightening and passivating treatment for metal surfaces, particularly iron and steel, comprises: at least one acid; at least one substance containing a peroxy moiety; and at least one organic substance selected from the group consistin... | 02/22/2005 |
| 6830622 | Cerium oxide containing ceramic components and coatings in semiconductor processing equipment and methods of manufacture thereof A corrosion resistant component of semiconductor processing equipment such as a plasma chamber comprises a cerium oxide containing ceramic material as an outermost surface of the component. The cerium oxide containing ceramic material comprises one or more cerium ox... | 12/14/2004 |
| 6794046 | Chemically passivated object made of magnesium or alloys thereof An article made of magnesium or its alloys, some or all of whose surface has a conversion coating, the conversion coating comprising MgO, Mn2O3 and MnO2 plus at least one oxide from the group consisting of vanadium, molybdenum and tu... | 09/21/2004 |
| 6773516 | Process and solution for providing a conversion coating on a metallic surface I An aqueous acidic solution for forming a rare earth element containing conversion coating on the surface of a metal, said solution being chromate-free and including effective quantities of at least one rare earth element (as herein defined) containing species, an ox... | 08/10/2004 |
| 6755922 | High strength Mg based alloy and Mg based casting alloy and article made of the alloy An object of the present invention is to provide a high strength Mg based alloy and a Mg based casting alloy having a good fluidity and a good mechanical property, and a molded article using the alloy. A high strength Mg based alloy, which contains, by weight, 12 to... | 06/29/2004 |
| 6755917 | Process and solution for providing a conversion coating on a metallic surface II An aqueous acidic solution for forming a conversion coating on the surface of a metallic material, said solution containing at least one rare earth element (as herein defined) containing species, an accelerator additive selected from the group consisting of metals o... | 06/29/2004 |
| 6752878 | Process for treating adhesion promoted metal surfaces A method for treating a micro-roughened metal surface to improve bonding between the metal surface and a polymer material. The method involves post-treating the micro-roughened conversion coated metal surface with an aqueous wetting agent composition after having fo... | 06/22/2004 |
| 6740420 | Substrate having a modified native oxide layer for improved electrical conductivity A method for improving the electrical conductivity of a substrate of metal, metal alloy or metal oxide comprising depositing a small or minor amount of metal or metals from Group VIIIA metals (Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt) or from Group IA metals (Cu, Ag, Au) ... | 05/25/2004 |
| 6669786 | Self-healing non-chromate coatings for aluminum and aluminum alloys Disclosed are processes and compositions of solutions for chromate-replacement coatings for aluminum and aluminum alloys. A preferred method includes forming a boehmite coating layer that includes Al (III) ions on an aluminum surface, and applying an ioni... | 12/30/2003 |
| 6632294 | Corrosion protection of steel in ammonia/water heat pumps Corrosion of steel surfaces in a heat pump is inhibited by adding a rare earth metal salt to the heat pump's ammonia/water working fluid. In preferred embodiments, the rare earth metal salt includes cerium, and the steel surfaces are cerated to enhance th... | 10/14/2003 |
| 6544353 | Surface chemical treatment for liquid gallium or gallium alloy mirrors The invention relates to a method of treating a liquid gallium or gallium alloy surface for prolonged use as a liquid mirror. The method of the invention comprises the steps of (a) contacting the surface of liquid gallium or gallium alloy with an aqueous ... | 04/08/2003 |
| 6540843 | Method of preparing a catalyst layer over a metallic surface of a recuperator A method of coating a catalyst layer on a metallic substrate includes preparing a metal oxide and binder slurry to coat onto a metal surface and forming a catalytic layer over the slurry coated surface. The slurry may be made from a binder containing, for... | 04/01/2003 |
| 6508891 | Method of manufacturing hydrogen-absorbing alloy electrode The method of manufacturing a hydrogen-absorbing alloy electrode according to this invention comprises the steps of: dissolving a particle surface of said hydrogen-absorbing alloy by a surface-treatment solution; and washing the hydrogen-absorbing alloy w... | 01/21/2003 |
| 6508890 | Method of enhancing the conductivity of a conductive surface The present invention is drawn to a method of lowering the net resistivity of an interconnect by depositing a monomer layer upon an aluminum bonding pad, the treatment thereof to cross link the monomer to form an electrically conductive polymer, and simul... | 01/21/2003 |
| 6506263 | Sealant composition An aqueous composition for sealing anodically oxidized aluminum surfaces is described. The composition contains at least one surfactant, a magnesium salt, and a cobalt(II) salt. This composition demonstrates enhanced sealant properties. A method for seali... | 01/14/2003 |
| 6503343 | Controlled plating on reactive metals A direct displacement plating process provides a uniform, adherent coating of a relatively stable metal (e.g., nickel) on a highly reactive metal (e.g., aluminum) that is normally covered with a recalcitrant oxide layer. The displacement reaction proceeds... | 01/07/2003 |
| 6488782 | Method of reducing corrosion potential and stress corrosion cracking susceptibility in nickel-based alloys Method for reducing in situ the electrochemical corrosion potential and susceptibility to stress corrosion cracking of a nickel-base alloy and boiling water nuclear reactor components formed therefrom when in contact with high temperature water. The metho... | 12/03/2002 |
| 6475310 | Oxidation resistant alloys, method for producing oxidation resistant alloys A method for producing oxidation-resistant austenitic alloys for use at temperatures below 800° C. comprising of: providing an alloy comprising, by weight %: 14-18% chromium, 15-18% nickel, 1-3% manganese, 1-2% molybdenum, 2-4% silicon, 0% aluminum and t... | 11/05/2002 |
| 6475301 | Conversion coatings on aluminum from KF solutions The invention is a method of forming a conversion coating on an aluminum surface. According to the method, the aluminum surface is conversion coated by first treating the surface with thermal degreasing or aqueous alkaline degreasing and then contacting t... | 11/05/2002 |
| 6447665 | Faster two-step sealing of anodized aluminum surfaces Anodized aluminum surfaces are advantageously sealed by an energy- and time-saving two step process, in which the first step is contact at not more than 75° C. with a solution containing lithium and fluoride ions and, optionally, surfactant. The second n... | 09/10/2002 |
| 6432224 | Isomolybdate conversion coatings A conversion coating solution and process forms a stable and corrosion-resistant layer on metal substrates or layers or, more preferably, on a boehmite layer or other base conversion coating. The conversion coating process involves contacting the substrat... | 08/13/2002 |
