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| Number | Title | Issue Date |
| 7172791 | Luminescent nanoparticles and methods for their preparation Methods for synthesizing luminescent nanoparticles and nanoparticles prepared by such methods are provided. The nanoparticles are prepared by a method in which an additive is included in the reaction mixture. The additive may be a Group 2 element, a Group 12 element... | 02/06/2007 |
| 7162354 | Apparatus and method for determining date of gas turbine washing A gas turbine washing-date determination apparatus of the present invention is equipped with a sum cost calculation means for calculating a sum of loss cost due to not washing a compressor from a compressor efficiency calculated, and determines a gas turbine washing... | 01/09/2007 |
| 7024750 | Method for the manufacture of layered metal product slabs and layered metal product slabs A method for the production of a layered metal slab by casting, which strip contains a central layer (2) and surface layers (3) on either side of it. The central layer (2) is introduced as a strip through a mould (4), into which is introd... | 04/11/2006 |
| 6844086 | Nickel-base superalloy article substrate having aluminide coating thereon, and its fabrication A coated superalloy article is prepared by furnishing a nickel-base superalloy article substrate having a rhenium content of not less than about 4.0 percent by weight, and thereafter depositing an aluminum-containing coating onto a surface of the article substrate. ... | 01/18/2005 |
| 6761936 | Method and installation for hot dip galvanizing hot rolled steel strip A method for hot dip galvanizing of hot-rolled steel strip, wherein in a first method step, the strip (50) is introduced into a pickling station (10-13) and a layer of scale and reaction products are removed from the strip surface in the pickling stati... | 07/13/2004 |
| 6727005 | PROCESS FOR THE MANUFACTURE OF LOW-DENSITY COMPONENTS, HAVING A POLYMER OR METAL MATRIX SUBSTRATE AND CERAMICS AND/OR METAL-CERAMICS COATING AND LOW DENSITY COMPONENTS OF HIGH SURFACE STRENGTH THUS OBTAINED Manufacturing low density components of high surface strength having a polymer or metal matrix substrate and ceramics and/or metal-ceramics coating, wherein the low density substrate to be coated is subjected to: optionally, machining the surface in order to generat... | 04/27/2004 |
| 6723384 | Corrosion resistant sucker rods The present invention discloses a sucker rod with high resistance to corrosion, to be used preferably in oil wells. Said sucker rod comprises a core of carbon steel, whether alloyed or not, whose surface is coated by a copper base alloy. Said alloy comprises a 50 to... | 04/20/2004 |
| 6706330 | Process for coating a surface The invention relates to a process for coating a surface through graft polymerization, characterized in that before graft polymerization, the surface is modified, in the presence of an amine of formula: wherein R1 | 03/16/2004 |
| 6599563 | Method and apparatus for improving interfacial chemical reactions in electroless depositions of metals A method and apparatus for improving interfacial chemical reactions in electroless depositions of metals, in which the substrate to be plated is pre-heated prior to its immersion in the various processing solutions that require elevated temperatures, and ... | 07/29/2003 |
| 6565925 | Method and device for producing coated metal strands, especially steel strips A method for producing coated strands of metal includes guiding a metal strand through the bottom of a vessel filled with a molten mass of the same or different composition as the metal strip, wherein the residence time of the metal strand is selected as ... | 05/20/2003 |
| 6562414 | Method of coating polyolefin floor tile A system for applying a polyurethane coating to a polyolefin floor tile, comprising a conveyor for moving the floor tile past a plurality of treatment devices, including a heater, a plasma generator, an applicator, and an ultraviolet light system. The hea... | 05/13/2003 |
| 6503565 | Metal treatment with acidic, rare earth ion containing cleaning solution A metal surface which has been cleaned using an alkaline based solution is treated with an acidic solution which contains rear earth ions to remove any smut which may have been produced during the alkaline cleaning. A coating is formed on the cleaned surf... | 01/07/2003 |
| 6495207 | Method of manufacturing a composite wall A method of manufacturing a composite wall with an open cell metal foam core layer bonded to an inner cladding layer and an outer cladding layer. The method involves: creating a core substrate of open cell gas permeable foam in a chosen shape; impregnatin... | 12/17/2002 |
| 6485780 | Method for applying coatings on substrates A method for forming a metal-containing layer on a substrate is disclosed. A slurry of the metal is first deposited on the substrate; followed by heating to remove volatile material from the slurry, and to form a layer of the metal. In another embodiment,... | 11/26/2002 |
| 6436556 | Method for producing a strip-like metal composite by high temperature dip coating The invention relates to a method and a device for the production of a strip-like metallic composite material by the high-temperature dip coating of a metallic carrier strip, consisting of a metallurgic vessel for receiving the liquid depositing material,... | 08/20/2002 |
| 6358567 | Colloidal spray method for low cost thin coating deposition A dense or porous coating of material is deposited onto a substrate by forcing a colloidal suspension through an ultrasonic nebulizer and spraying a fine mist of particles in a carrier medium onto a sufficiently heated substrate. The spraying rate is esse... | 03/19/2002 |
| 6344242 | Sol-gel catalyst for electroless plating A sol-gel catalyst composition for electroless plating includes a metal alkoxide in a polar organic solvent, an acid, a chloride salt or acid chloride, and a catalytic metallic salt. The sol-gel catalyst adheres to smooth surfaces without the precondition... | 02/05/2002 |
| 6231689 | Valve metal compositions and method Valve metal articles such as wire, sheet or powder having a second metal, preferably in a peripheral margin, prepared by coating the valve metal with a salt solution of the metal additive and heat treating in the presence of an oxygen getter to remove the... | 05/15/2001 |
| 6221437 | Heated workpiece holder for wet plating bath A heated platen or chuck is employed in connection with a wet chemistry process cell, such as a plating cell for plating a flat substrate. A flow of electrolyte or other wet process solution is introduced into the cell across the surface of the substrate ... | 04/24/2001 |
| 6153028 | Process and device for producing thin metal bars A device and a process for producing thin steel metal bars in which an elongated metal product is brought into contact with a molten metal causing the latter to crystallize. Different materials are used for the elongated metal product and the molten metal... | 11/28/2000 |
| 6106689 | Process for forming zinc oxide film and processes for producing semiconductor device substrate and photo-electricity generating device using the film A process for forming a zinc oxide film including immersing an electroconductive substrate having a surface including a plurality of linear projections in an aqueous solution containing at least nitrate ions and zinc ions to form a zinc oxide film on the ... | 08/22/2000 |
| 6093452 | Continuous hot-dip coating method and apparatus therefor A method for hot-dip coating a steel strip comprises: (a) continuously annealing the steel strip in an annealing furnace; (b) introducing the annealed steel strip into a molten metal coating bath through a snout; (c) dipping the annealed steel strip into ... | 07/25/2000 |
| 5891523 | Method for manufacturing metallized heat treated precision articles The invention provides a method for the metallizing of precision machine parts coupled with heat-treatment and machining to insure the minimal handling the remachining generally required due to dimensional distortion resulting from the standard heat-treat... | 04/06/1999 |
| 5858557 | Nickel/gold plating of a copper-refractory metal material A copper-tungsten or copper-molybdenum substrate is plated with a nickel/gold plating by first activating a surface of the substrate. In activating, the surface is contacted to a concentrated alkaline solution at elevated temperature, and then to a concen... | 01/12/1999 |
| 5837317 | Method of producing hydrogen storage alloy for battery The present invention provides a method of producing a hydrogen storage alloy low in cobalt content which can restrains a decrease in cycle life characteristic and preservation characteristic of an alkaline storage battery when the alloy is used as a nega... | 11/17/1998 |
| 5730853 | Method for plating metal matrix composite materials with nickel and gold A method for plating a graphite aluminum metal matrix composite material with nickel and gold utilizes the steps of: cleaning a surface of the metal matrix composite material so as to substantially remove grease and particulates therefrom; forming a layer... | 03/24/1998 |
| 5725907 | Metal material formed with fluorocarbon film, process for preparing the material and apparatus made with use of the material A metal material characterized in that the material comprises a substrate metal, a film comprising a nickel fluoride layer and formed on the substrate metal, and a film comprising a carbon layer and formed on the film.... | 03/10/1998 |
| 5677005 | Method for hot dip galvanizing high tensile steel strip with minimal bare spots In connection with the manufacture of zinc hot dip galvanized or galvannealed steel strip using a high strength, high tensile steel strip containing Si, Mn or Cr as a starting steel strip, the invention provides a method for hot dip galvanizing a high ten... | 10/14/1997 |
| 5569543 | Method for coating a brake rotor and brake rotor A method and composition for coating an automotive brake rotor to render it corrosion resistant without impeding the braking function of the rotor, includes cleaning the rotor and thereafter applying a coating composition thereto which composition include... | 10/29/1996 |
| 5518769 | Process for manufacturing galvannealed steel sheet having excellent anti-powdering property It is an object to provide a process for manufacturing galvannealed steel sheets exhibiting excellent anti-powdering property when press formed, and uniform frictional properties in a coil. A steel strip is galvanized in a bath having a low aluminum conte... | 05/21/1996 |
| 5506017 | Method for texturing magnetic media This patent teaches a new method of roughening the surface of a magnetic recording medium in order to reduce the stiction and friction between a recording head and the medium to thereby improve mechanical reliability. During this method, the medium substr... | 04/09/1996 |
| 5472739 | Process of producing a hot dipped wire from a base wire, with the absence of iron-based, iron oxide-based and iron hydroxide-based minute particles on surfaces of the base wire A process of producing a hot dipped wire. During the wire drawing, the base wire is passed over a passage surface made of a non-iron material. After steam heating, cleaning and drying steps, the wire is heated in an atmosphere of a reducing gas for effect... | 12/05/1995 |
| 5472740 | Process of producing a hot dipped wire from a base wire, with the absence of iron-based, iron oxide-based and iron hydroxide-based minute particles on surfaces of the base wire A process of producing a hot dipped wire. During the wire drawing by the use of a water soluble lubricant, the base wire is passed over a passage surface made of a non-iron material. The drawn wire is heated in an atmosphere of a reducing gas for effectiv... | 12/05/1995 |
| 5339329 | Induction heated meniscus coating vessel A shallow vessel (50,52) for being horizontally disposed when containing a molten metal or metal alloy (66) for meniscus coating one side of a clean metal strip (34A) when the strip is moved vertically past one side of the vessel. The vessel includes a sh... | 08/16/1994 |
| 5312650 | Method of forming a composite article by metal spraying The method of making a composite article of different metal portions by spraying molten metal on the surface of a solid metal member that has been cleaned and preheated in a controlled atmosphere at low pressure. The molten metal is sprayed on the surface... | 05/17/1994 |
| 5290588 | TiW barrier metal process An improved process is provided for forming a multilayer structure (18) suitable for tape automated bonding thereto or for forming contacts. In the process, a first layer (12) of aluminum is formed on a substrate (10), a second layer (14) of a TiW alloy i... | 03/01/1994 |
| 5271967 | Method and apparatus for application of thermal spray coatings to engine blocks A method for the application of a thermal spray coating to the cylinder wall portions of an aluminum engine block casting is disclosed in which the casting is inverted and water is caused to flow through the cooling passages of the engine block in a serie... | 12/21/1993 |
| 5252360 | Process for the protection of an engraved roll or plate by coating an engraved surface with an interlayer and thereafter applying a wear-resistant layer to the interlayer by PVD A process for the production of engraved rolls and plates for printing operations wherein there are applied to a base member of metal, after it has been engraved, at least two layers of a metal and, respectively, a metal compound for increasing the hardne... | 10/12/1993 |
| 5223052 | Method of treating surfaces of rotors of the screw type rotary machine A method treating a surface of rotors in a screw-type rotary fluid machine, with the method comprising the steps of: conducting a non-electrolytic Ni plating on the surface of each rotor so as to form a first layer of non-electrolytic Ni plating layer; he... | 06/29/1993 |
| 5198268 | Method for preparing a feed screw for processing plastics Preparation of feed screw having a wear resistant alloy coating thereon for the injection molding or extrusion of plastic. Nickel-based alloys that have shown themselves to be compatible with inlaid barrel liners by virtue of similar wear ratios, modulus ... | 03/30/1993 |
