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| Number | Title | Issue Date |
| 7871563 | Process for the refurbishing of a sputtering target Disclosed in this specification is a process for refurbishing a spent sputtering target. The process includes the step of applying sufficient heat and axial force to the filled sputtering target to hot press the filled sputtering target such that the powdered metal ... | 01/18/2011 |
| 7740796 | Iron silicide powder and method for production thereof Provided is iron silicide powder in which the content of oxygen as the gas component is 1500 ppm or less, and a method of manufacturing such iron silicide powder including the steps of reducing iron oxide with hydrogen to prepare iron powder, heating the iron powder... | 06/22/2010 |
| 7566415 | Method for manufacturing fully dense metal sheets and layered composites from reactive alloy powders The method is suitable for the manufacture of flat or shaped titanium aluminide articles and layered metal matrix composites such as lightweight plates and sheets for aircraft and automotive applications, thin cross-section vanes and blades, composite electrodes, he... | 07/28/2009 |
| 7410610 | Method for producing a titanium metallic composition having titanium boride particles dispersed therein An article made of constituent elements is prepared by furnishing at least one nonmetallic precursor compound, wherein all of the nonmetallic precursor compounds collectively contain the constituent elements. The constituent elements include a titanium-base metallic... | 08/12/2008 |
| 7407622 | Method of manufacturing a metal article by powder metallurgy A method of manufacturing a fan blade (26) for a gas turbine engine by powder metallurgy comprises the steps of forming a container (52) and placing at least one metal insert (52) at a predetermined position within the container (52) and ... | 08/05/2008 |
| 7387763 | Preparation of sheet by injection molding of powder, consolidation, and heat treating A sheet is prepared by mixing a mass of metallic powders with a temporary thermoplastic binder to form an injection-moldable mixture, thereafter injection molding the injection-moldable mixture to form a sheet precursor. The sheet precursor is consolidated to a rela... | 06/17/2008 |
| 7371271 | Composite soft magnetic sintered material having high density and high magnetic permeability and method for preparation thereof An object of the present invention is to provide a composite soft magnetic sintered material that has high density, high mechanical strength and high relative magnetic permeability at high frequencies and, in order to achieve this object, the present invention provi... | 05/13/2008 |
| 7364803 | High density dual helical gear and method for manufacture thereof The present invention relates to a low cost technique for manufacturing dual helical gears, such as herringbone gears, from powder metals. The dual helical gears made by this technique are of high density (greater than 92% of theoretical density) and offer superior ... | 04/29/2008 |
| 7341689 | Pre-alloyed iron based powder The invention concerns a new pre alloyed steel powder comprising in addition to iron and inevitable impurities, by wt %, 1.3-1.7% by weight of Cr, 0.15-0.3% by weight of Mo, 0.09-0.3% by weight of Mn, not larger than 0.01 by weight of C, not larger than 0.25% of O. | 03/11/2008 |
| 7329381 | Method for fabricating a metallic article without any melting A metallic article made of metallic constituent elements is fabricated from a mixture of nonmetallic precursor compounds of the metallic constituent elements. The mixture of nonmetallic precursor compounds is chemically reduced to produce an initial metallic materia... | 02/12/2008 |
| 7316788 | Materials for storage and release of hydrogen and methods for preparing and using same The invention relates to materials for storing and releasing hydrogen and methods for preparing and using same. The materials exhibit fast release rates at low release temperatures and are suitable as fuel and/or hydrogen sources for a variety of applications such a... | 01/08/2008 |
| 7311874 | Sputter target and method for fabricating sputter target including a plurality of materials A method of fabricating a sputter target comprises: homogenously blending a plurality of powders including at least a first powder and a second powder. The first powder is comprised of chromium (Cr), cobalt (Co), ruthenium (Ru), nickel (Ni), or iron (Fe). The second... | 12/25/2007 |
| 7293343 | Method of manufacturing superconducting wire A method of manufacturing a superconducting wire is provided. The method is provided with the steps of filling a raw material powder in a metal pipe, the raw material powder being composed of an oxide superconductor or a precursor to become an oxide superconductor t... | 11/13/2007 |
| 7273584 | Method of manufacturing oxide dispersion strengthened martensitic steel excellent in high-temperature strength having residual α-grains An oxide dispersion strengthened martensitic steel excellent in high-temperature strength having residual α-grains can be manufactured by a method comprising mixing either element powders or alloy powders and a Y2O3 powder; subjecting the resu... | 09/25/2007 |
| 7241368 | Hafnium silicide target for gate oxide film formation and its production method The present invention relates to a hafnium silicide target for forming a gate oxide film composed of HfSi0.05-0.37. Obtained is a hafnium silicide target superior in workability and embrittlement resistance, and suitable for forming a HfSiO film and HfSiO... | 07/10/2007 |
| 7235211 | Rotary cone bit with functionally-engineered composite inserts A rotary cone bit, having a functionally-engineered surface of this invention, comprises a bit body having at least one leg extending therefrom, and a cone that is rotatably disposed on the leg. The cone typically comprises a plurality of cutting elements that proje... | 06/26/2007 |
| 7229588 | Mechanically alloyed precious metal magnetic sputtering targets fabricated using rapidly solidified alloy powders and elemental Pt metal A cobalt-chromium-boron-platinum sputtering target alloy having multiple phases. The alloy can include Cr, B, Ta, Nb, C, Mo, Ti, V, W, Zr, Zn, Cu, Hf, O, Si or N. The alloy is prepared by mixing Pt powder with a cobalt-chromium-boron master alloy, ball milling the p... | 06/12/2007 |
| 7223950 | Microwave burning furnace including heating element having two types of materials A microwave burning furnace including a housing constituted by a metal on which a microwave is to be irradiated, a metallic door provided in the housing, a burning chamber provided in the housing and surrounded by a material having a low microwave absorption charact... | 05/29/2007 |
| 7175802 | Refurbishing spent sputtering targets Spent sputtering targets are refurbished by filling the depleted region of the target with new sputter material using a hot isostatic pressing or HIP'ing technique. ... | 02/13/2007 |
| 7153468 | Physical vapor deposition targets and methods of formation A method includes combining a solid first material and a solid second material and melting at least a portion of the first material sufficient to coat the second material and any remaining first material. An approximately homogenous distribution of the second materi... | 12/26/2006 |
| 7144547 | Target for cathode discharging arc ion plating and method of manufacturing the same In a target for cathode discharging arc ion plating containing Al and Cr as an essential ingredient according to the invention, the thickness of the Al and Cr compound layer formed between Cr particles and Al contained in a target is 30 μm or less. Alternatively, t... | 12/05/2006 |
| 7141209 | Method for producing oxide dispersion strengthened ferritic steel tube There is provided a method for producing oxide dispersion strengthened ferritic steel tube by fabricating a raw tube by mixed sintering of a metal powder and an oxide powder and producing a tube of the desired shape by repeating cold rolling and heat treatment for a... | 11/28/2006 |
| 7108830 | Apparatus and 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... | 09/19/2006 |
| 7097807 | Nanocrystalline aluminum alloy metal matrix composites, and production methods Objects comprising Al-7.5 Mg particulate having pressure consolidated nanocrystalline coating material are formed. Oxides of the coating material, in particulate form, may become dispersed in the pressure consolidated, thereby increasing its strength. ... | 08/29/2006 |
| 7093513 | Differential side gear and the production method thereof A one piece extruded differential side gear comprising internal splines which are used to connect to a drive shaft. The differential side gear includes outer circular gear teeth and defines a rectilinear blind hole in which an end portion of the drive shaft is recei... | 08/22/2006 |
| 7080539 | Forged knurled socket housing and method of manufacture A method for manufacturing a cartridge-type housing for a ball and socket joint in a vehicular suspension system comprises the steps of inserting a housing blank into a forging tool die, expanding the housing blank within the forging tool die using a forging tool pu... | 07/25/2006 |
| 7077883 | Pre-alloyed bond powders The present invention relates to a pre-alloyed powder and its use as a bond powder in the manufacture of powder metallurgy parts and of diamond tools in particular. A pre-alloyed powder is disclosed, based on the iron-copper dual phase system, additionally containin... | 07/18/2006 |
| 7074247 | Method of making a composite abrasive compact There is provided a method of making a composite abrasive compact which comprises an abrasive compact bonded to a substrate. The abrasive compact will generally be a diamond compact and the substrate will generally be a cemented carbide substrate. The composite abra... | 07/11/2006 |
| 7066235 | Method for manufacturing clad components A method for manufacturing a clad component in which a cladding workpiece having a section comprising a first metal onto which a number of metal beads are rigidly bonded is inserted into a mold. A molten second metal is poured into the mold, where it flows about and... | 06/27/2006 |
| 7048080 | Roller cone bits with wear and fracture resistant surface Roller cone bits include a steel bit body having a leg extending therefrom. A steel cone is disposed on the leg and includes steel cutting elements projecting outwardly therefrom. One of the cutting elements comprises a steel base integral with the cone and that pro... | 05/23/2006 |
| 7037466 | Method and apparatus for forming billets from metallic chip scraps After recycled titanium alloy chips are crushed and cleaned, they are pressed into cylindrically briquettes with a relative density of 0.6, and placed into capsules. The capsules are heated and placed into a preheated pressing rig. The pressing rig repetitively appl... | 05/02/2006 |
| 7037464 | Dispersed oxide reinforced martensitic steel excellent in high temperature strength and method for production thereof In an oxide dispersion strengthened martensitic steel which comprises, by % by weight, 0.05 to 0.25% C, 8.0 to 12.0% Cr, 0.1 to 4.0% W, 0.1 to 1.0% Ti, 0.1 to 0.5% Y2O3 with the balance being Fe and unavoidable impurities and in which Y2 | 05/02/2006 |
| 6978546 | Method for producing ring members involving use of a rotatably driven mandrel A method for producing ring members, such as rings for rolling bearings, through use of a rolling operation involves warming a ring blank, positioning the warmed ring blank over a mandrel which is rotatable about a first axis, and positioning a forming roll rotatabl... | 12/27/2005 |
| 6960319 | Tungsten alloys for penetrator application and method of making the same Disclosed is a flow-softening tungsten alloy having the general formula: W100-pAiBjCkDe wherein W is tungsten; A is one or more elements selected from the ... | 11/01/2005 |
| 6946096 | Use of powder metal sintering/diffusion bonding to enable applying silicon carbide or rhenium alloys to face seal rotors A method for making aerospace face seal rotors reinforced by rhenium metal, alloy, or composite in combination with silicon carbide or other ceramic. The resulting rotor also is disclosed. Ceramic grains, preferably silicon carbide (SiC), are mixed with powdered met... | 09/20/2005 |
| 6939508 | Method of manufacturing net-shaped bimetallic parts A method for manufacturing a net-shaped bimetallic part that includes the steps of: providing a tool that defines a cavity and a tooling surface; depositing a layer of an environmental metal material onto the tooling surface; filling the cavity in the tool with a po... | 09/06/2005 |
| 6924454 | Method of making an abrasive water jet with superhard materials Methods for making abrasive water jet mixing tubes with superhard materials are presented. Also presented are methods for making a tubular elongate superhard material bodies. ... | 08/02/2005 |
| 6921510 | Method for preparing an article having a dispersoid distributed in a metallic matrix An article has a metallic matrix made of its constituent elements with a dispersoid distributed therein. The article is prepared by furnishing at least one nonmetallic matrix precursor compound. All of the nonmetallic matrix precursor compounds collectively include ... | 07/26/2005 |
| 6908688 | Graded composite hardmetals A multiple-region hardmetal tool piece. The tool piece includes a hardmetal body including a hard particle component and a binder; an additional body, the additional body including a hardmetal body having a hard particle component and a binder; a metal body or a cer... | 06/21/2005 |
| 6852273 | High-strength metal aluminide-containing matrix composites and methods of manufacture the same (a) The metal matrix composite is suitable for the manufacture of flat or shaped titanium aluminide, zirconium aluminide, or niobium aluminide articles and layered metal composites having improved mechanical properties such as lightweight plates and sheets for aircr... | 02/08/2005 |
