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| Number | Title | Issue Date |
| 7588621 | Ti(C,N)-(Ti,Nb,W)(C,N)-co alloy for milling cutting tool applications A titanium based carbonitride alloy containing Ti, Nb, W, C, N and Co. The alloy also contains, in addition to Ti, 9-14 at % Co with only impurity levels of Ni and Fe, 1- | 09/15/2009 |
| 7442225 | High strength high toughness Mo alloy worked material and method for production thereof The present invention provides a worked molybdenum-alloy material that can be used at higher temperatures than at least temperatures at which known TZM alloys are used. A worked molybdenum-alloy material having high strength and high toughness includes at lea... | 10/28/2008 |
| 7435282 | Elemental material and alloy A method of producing a non-metal element or a metal or an alloy thereof from a halide or mixtures thereof. The halide or mixtures thereof are contacted with a stream of liquid alkali metal or alkaline earth metal or mixtures thereof in sufficient quantity to conver... | 10/14/2008 |
| 7399334 | High density nontoxic projectiles and other articles, and methods for making the same High density, nontoxic projectiles and other articles, and their methods of manufacture, are disclosed. More particularly, high density nontoxic W—Cu—Ni—Fe alloy compositions, methods of their manufacture and methods by which they may be used as projectiles su... | 07/15/2008 |
| RE40348 | Arc segment magnet, ring magnet and method for producing such magnets A thin arc segment magnet made of a an R-T-B based, rare earth sintered magnet substantially comprising 28-33 weight % of R and 0.8-1.5 weight % of B, the balance being substantially Fe T, wherein R is at least one rare earth element including Y, and... | 06/03/2008 |
| 7374596 | Niobium powder, niobium sintered body and capacitor using the sintered body (1) A niobium powder for a capacitor having a tapping density of 0.5 to 2.5 g/ml, an average particle size of 10 to 1000 μm, angle of repose from 10° to 60°, the BET specific surface area from 0.5 to 40 m2/g and a plurality of pore diameter peak tops i... | 05/20/2008 |
| 7364692 | Metal matrix composite material with high thermal conductivity and low coefficient of thermal expansion Metal-matrix composites with combinations of physical and mechanical properties desirable for specific applications can be obtained by varying and controlling selected parameters in the material formation processes, particularly by increasing the microstructural hom... | 04/29/2008 |
| 7361202 | Tantalum sintered body and capacitor using the sintered body A tantalum sintered body comprising a pore size distribution having a plurality of peaks wherein out of a plurality of peaks, two peaks having a largest relative intensity and a second largest relative intensity have a pore diameter of 0.2 to 0.7 μm and a pore diam... | 04/22/2008 |
| 7361386 | Functional coatings for the reduction of oxygen permeation and stress and method of forming the same The oxidation behavior of the bond coat is improved using a HVOF nanostructured NiCrAlY coating. NiCrAlY powder is mechanically cryomilled and HVOF sprayed onto Ni-based alloy to form a nanocrystalline bond coat. Oxidation is performed on the coating to form the the... | 04/22/2008 |
| 7354472 | Metalothermic reduction of refractory metal oxides A method of producing a refractory metal powder by (A) combining (i) an oxide particle component and (ii) a reducing agent; (B) forming a substantially uniform mixture of (i) and (ii); (C) continuously feeding the mixture into a furnace; (D) igniting the mixture at ... | 04/08/2008 |
| 7351271 | Method of manufacturing niobium and/or tantalum powder A method of manufacturing niobium and/or tantalum powder consisting of: a first-stage reduction process of reducing niobium and/or tantalum oxides with alkali metals and/or alkaline-earth metals to obtain low-grade oxide powder represented by (NbTa) Ox, where x=0.06... | 04/01/2008 |
| 7332123 | Method for manufacturing composite articles and the articles obtained therefrom A method of molding an article comprises inserting a mandrel into the cavity of the mold; placing a niobium based refractory metal intermetallic composite powder into a cavity of a mold; consolidating the niobium based refractory metal intermetallic composite around... | 02/19/2008 |
| 7332122 | Ti(C,N)-(Ti,Nb,W)(C,N)-Co alloy for milling cutting tool applications A titanium based carbonitride alloy containing Ti, Nb, W, C, N and Co. The alloy also contains, in addition to Ti, 9-14 at % Co with only impurity levels of Ni and Fe, 1- | 02/19/2008 |
| 7322297 | Cannelured frangible projectile and method of canneluring a frangible projectile A method of canneluring a frangible projectile includes the steps of rotating the projectile at a high speed, and cutting the cannelure into the projectile to form a frangible cannelured projectile. To ensure that the body is not damaged during cutting, the cutting ... | 01/29/2008 |
| 7316724 | Multi-scale cermets for high temperature erosion-corrosion service A cermet composition represented by the formula (PQ)(RS)X comprising: a ceramic phase (PQ), a binder phase (RS) and X wherein X is at least one member selected from the group consisting of an oxide dispersoid E, an intermetallic compound F and a derivative compound ... | 01/08/2008 |
| 7279222 | Solid-state hydrogen storage systems Improved hydrogen storage materials are disclosed. A first material comprises a hydrogen storage nanomaterial that contains nanoparticles or nanoparticle clusters of a metal that is capable of combining with hydrogen to form a metal hydride. The nanomaterials may be... | 10/09/2007 |
| 7279023 | High thermal conductivity metal matrix composites Discontinuous diamond particulate containing metal matrix composites of high thermal conductivity and methods for producing these composites are provided. The manufacturing method includes producing a thin reaction formed and diffusion bonded functionally graded int... | 10/09/2007 |
| 7270782 | Reduced temperature and pressure powder metallurgy process for consolidating rhenium alloys Pressure powder metallurgy process for consolidating refractory or rhenium alloys using a reduced temperature and elevated pressure. Rhenium metal has high temperature strength and wear resistance but has a very high melting point as a pure metal and thus is difficu... | 09/18/2007 |
| 7232473 | Composite material containing tungsten and bronze High-density composite materials comprising tungsten and bronze are useful as lead replacements in the production of ammunition, weights and other high density articles. The composition of the composite, articles manufactured using the composite, and a process for m... | 06/19/2007 |
| 7208027 | Niobium powder for capacitor, sintered body thereof and capacitor using the sintered body A niobium powder for capacitors, which contains niobium monoxide crystal or hexaniobium monoxide crystal; a sintered body thereof; and a capacitor fabricated from the sintered body as one part electrode, a dielectric material formed on the surface of the sintered bo... | 04/24/2007 |
| 7204866 | Niobium or tantalum powder and method for production thereof, and solid electrolytic capacitor A niobium or tantalum powder of the present invention comprises aggregates in which primary particles of niobium or tantalum are aggregated, and have a pore distribution having a peak in the range from 1 to 20 μm as measured by mercury porosimetry. That is, the nio... | 04/17/2007 |
| 7186288 | Method for fabricating high purity, high density metal matrix composite materials and the product thereof A method of production of large Ingots of neutron attenuating composites using a vacuum-bellows system allows for large cross-sectional shapes to be extruded and rolled. This method uses a vacuum-bellows technology which allows the manufacturing of large 8–16 inch... | 03/06/2007 |
| 7156893 | Method of making niobium and other metal powders Methods of forming niobium powders and other metal powders are described. The method involves milling the metal powders at elevated temperatures and in the presence of at least one liquid solvent. The methods of the present invention have the ability to reduce DC le... | 01/02/2007 |
| 7147820 | Method and apparatus for minimizing the spread of maximum compression forces in a powder press A method for minimizing the spread of the maximum compression forces in compacting powder, specifically metallic powder, by means of a powder press which has a die-plate, an upper ram, and at least one lower ram which are associated with a die-bore and are respectiv... | 12/12/2006 |
| 7144546 | Nitrided valve metals and processes for making the same Nitrided valve metals are described, such as nitrided tantalum and nitrided niobium. The nitrided valve metals preferably have improved flow properties, higher Scott Densities, and/or improved pore size distribution which leads to improved physical properties of the... | 12/05/2006 |
| 7142408 | Tantalum powders and methods of producing same Methods of forming tantalum powders and other valve metal powders are described. The method involves high impact milling a starting powder in a fluid medium and optionally a milling media using a high energy mill. The methods of the present invention have the abilit... | 11/28/2006 |
| 7141528 | Electrocatalyst powders, methods for producing powders and devices fabricated from same Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 11/28/2006 |
| 7132385 | High loading supported carbon catalyst, method of preparing the same, catalyst electrode including the same, and fuel cell including the catalyst electrode The present invention is related to a high loading supported carbon catalyst having Pt or a Pt alloy supported into an electrically conductive carbon support. Specifically, in the carbon supported catalyst, a loading of the supported Pt or Pt alloy is in the range o... | 11/07/2006 |
| 7088573 | Surface mount MELF capacitor The surface mount MELF capacitor of the present invention includes a wire and a conductive powder element electrically connected to the wire. The surface mount MELF capacitor has insulative material surrounding at least a portion of the conductive powder element and... | 08/08/2006 |
| 7085127 | Surface mount chip capacitor The surface mount chip capacitor of the present invention includes a wire and a conductive powder element electrically connected to the wire. The surface mount chip capacitor has insulative material surrounding at least a portion of the conductive powder element and... | 08/01/2006 |
| 7081148 | Textured-grain-powder metallurgy tantalum sputter target The sputter target includes a tantalum body having tantalum grains formed from consolidating tantalum powder and a sputter face. The sputter face has an atom transport direction for transporting tantalum atoms away from the sputter face for coating a substrate. The ... | 07/25/2006 |
| 7076959 | Enhanced magnetocaloric effect material A magnetocaloric effect heterostructure having a core layer of a magnetostructural material with a giant magnetocaloric effect having a magnetic transition temperature equal to or greater than 150 K, and a constricting material layer coated on at least one surface o... | 07/18/2006 |
| 7069729 | Material for magnetic refrigeration preparation and application A material that can be used for magnetic refrigeration, wherein the material substantially has the general formula (AYB1−y)2+δC1−xDx) wherein A is selected from Mn and Co; B is selected from Fe and Cr; C an... | 07/04/2006 |
| 7070644 | Hydrogen absorption alloy electrode A negative electrode of a battery, chiefly includes hydrogen absorption alloy particles each having a surface layer. The alloy particles satisfy R2/R1≧0.004 and 5 μm≦R1≦20 μm, or preferably 5 μm≦R1≦12.5 μm, where R1 i... | 07/04/2006 |
| 7066979 | Valve metal powders and process for producing them Process for producing a valve metal powder by producing a precursor of desired morphology, converting the precursor into an oxide of the valve metal, stabilizing the structure of the oxide by heat treatment and reducing the stabilized oxide while retaining the morph... | 06/27/2006 |
| 7067197 | Powder metallurgy sputtering targets and methods of producing same A method of forming a sputtering target and other metal articles having controlled oxygen and nitrogen content levels and the articles so formed are described. The method includes surface-nitriding a deoxidized metal powder and further includes consolidating the pow... | 06/27/2006 |
| 7066975 | Nitrogen-containing metal powder, production process thereof, and porous sintered body and solid electrolytic capacitor using the metal powder An object of the present invention is to provide nitrogen-containing metallic powder at high productivity, which powder contains a metal such as niobium or tantalum containing nitrogen uniformly, and enables production of an anode electrode that has high specific ca... | 06/27/2006 |
| 7064468 | Brush-less motor using vernier structure A brush-less motor includes a rotor with a magnet alternately magnetized N pole and S pole in a rotating direction, and a core with plural salient poles on which coils are wound. The core faces the magnet to form a magnetic circuit. Each one of the salient poles are... | 06/20/2006 |
| 7059233 | Tungsten-containing articles and methods for forming the same Tungsten-containing articles and manufacturing processes for tungsten-containing articles. The articles may include firearms projectiles, such as shot, shot slugs, bullets, big game bullets, lead-equivalent bullets, black powder bullets, etc.; radiation shields; and... | 06/13/2006 |
| 7052809 | Membrane and reticle-pellicle apparatus with purged pellicle-to-reticle gap using same A gas porous media which comprises a material having a low coefficient of thermal expansion that is capable of retaining 99.99% or more of particles of a size of about 0.003 microns and larger at 0.2 slpm/cm2 while demonstrating a permeability of 3.5×10 | 05/30/2006 |