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| Number | Title | Issue Date |
| 7837929 | Methods of making molybdenum titanium sputtering plates and targets Molybdenum titanium sputter targets are provided. In one aspect, the targets are substantially free of the β(Ti, Mo) alloy phase. In another aspect, the targets are substantially comprised of single phase β(Ti, Mo) alloy. In both aspects, particulate emission duri... | 11/23/2010 |
| 7767139 | AlRu sputtering target and manufacturing method thereof An AlRu sputtering target that is a sintered body composed of an AlRu intermetallic compound of 95 vol. % or more is provided. It is manufactured by a stable and low-cost method that provides it with an even texture, significantly reduces oxygen, prevents or suppres... | 08/03/2010 |
| 7754141 | Bi-material ultrasonic horn with integral isolation member Disclosed is a method for manufacturing an ultrasonic horn for transporting ultrasonic energy to an operating location. ... | 07/13/2010 |
| 7175404 | Composite powder filling method and composite powder filling device, and composite powder molding method and composite powder molding device The present invention is an apparatus for filling a multi-powder including a powder box (10) including a plurality of powder chambers storing a plurality of powders whose constituent compositions differ in a divided manner, and a gas feed pipe (14) dis... | 02/13/2007 |
| 7166254 | Process for producing sintered aluminum alloy A process for producing a sintered aluminum alloy in which dispersion of tensile strength is small and elongation property and fatigue strength are improved. In this process comprising the steps of compacting powder mixture containing rapidly solidified Al—Si powd... | 01/23/2007 |
| 7087202 | Particulate reinforced aluminum composites, their components and the near net shape forming process of the components This invention concerns particulate reinforced Al-based composites, and the near net shape forming process of their components. The average size of the reinforced particle in the invented composites is 0.1–3.5 μm and the volume percentage is 10–40%, and a good ... | 08/08/2006 |
| 7083759 | Method of producing a heat dissipation substrate of molybdenum powder impregnated with copper with rolling in primary and secondary directions A material for a semiconductor-mounting heat dissipation substrate comprises a copper-molybdenum rolled composite obtained by impregnating melted copper into a void between powder particles of a molybdenum powder compact to obtain a composite of molybdenum and coppe... | 08/01/2006 |
| 7071584 | Linear motor A linear motor includes tubular outer yoke (4), tubular inner yoke (3) disposed in outer yoke (4), coil (2) provided to inner yoke (3), permanent magnet (5a, 5b) vibrating following a magnetic flux produ... | 07/04/2006 |
| 7056470 | Capacitor-grade lead wires with increased tensile strength and hardness A capacitor-grade wire made from powder metallurgy containing at least niobium and silicon, wherein the niobium is the highest weight percent metal present in the niobium wire. The wire having a controlled tensile strength at finish diameter exceeds the strength of ... | 06/06/2006 |
| 7029623 | Ceramic ball, ball bearing, motor having bearing, hard disk drive, polygon scanner, and method for manufacturing ceramic ball A method for manufacturing ceramic balls useful as ball bearings is described, wherein spherical green bodies are formed into ceramic balls having few pores and substantially uniform strength distribution, using a rubber die having a hardness not higher than 65.... | 04/18/2006 |
| 6926861 | Semiconductor package and method for producing heat-radiating substrate for it A package to be mounted with semiconductor chips has a heat-radiating substrate having a thickness of smaller than 0.4 mm of a Cu—Mo composite as prepared by impregnating from 30 to 40% by mass of copper (Cu) melt into a green compact of molybdenum. The heat-radia... | 08/09/2005 |
| 6843821 | Filtering candles comprising a sintered filtering tube The aim of the invention is to provide filtering candles (1) comprising a sintered filtering tube (2) and a collar (3) which is connected thereto, and having an increased shelf life and improved resistance values. To this end, the collar (3 | 01/18/2005 |
| 6820323 | Method of firing magnetic cores A method of firing magnetic cores includes the steps of attaching a powder to the surface of a plurality of flattened-ring compact bodies made of a magnetic material, arranging the plurality of flattened-ring compact bodies adjacently so that the axes of flattened t... | 11/23/2004 |
| 6635098 | Low cost feedstock for titanium casting, extrusion and forging A low cost titanium, titanium alloy material, or Ti matrix composite comprising clean and divided titanium turnings that are blended with titanium, titanium alloy powder, and/or ceramic powder and consolidated is provided. A method of making the material ... | 10/21/2003 |
| 6530326 | Sintered tungsten liners for shaped charges A method of producing a liner for a shaped charge comprising mixing a composition of powdered metal with plasticizers and binders to form a paste. The paste is then particulated and injected into an injection mold. The paste is molded into a molded liner ... | 03/11/2003 |
| 6472459 | Fabrication of metallic microstructures by micromolding nanoparticles A method is provided for fabricating metallic microstructures, i.e., microcomponents of micron or submicron dimensions. A molding composition is prepared containing an optional binder and nanometer size (1 to 1000 nm in diameter) metallic particles. A mol... | 10/29/2002 |
| 6436163 | Metal filter for high temperature applications A porous metal filter possessing enhanced anticorrosive properties is provided including sintered metal particles composed of an alloy composition of iron aluminide having a range in concentration corresponding to Fe3 Al to FeAl phases and havi... | 08/20/2002 |
| 6375705 | Oxide-dispersion strengthening of porous powder metalurgy parts Oxide dispersion strengthening of porous metal articles includes the incorporation of dispersoids of metallic oxides in elemental metal powder particles. Porous metal articles, such as filters, are fabricated using conventional techniques (extrusion, cast... | 04/23/2002 |
| 6372362 | METHOD FOR FORMING COMPOSITE VAPOR-DEPOSITED FILMS WITH VARIED COMPOSITIONS FORMED IN THE INITIAL AND FINAL STAGES OF DEPOSITION, COMPOSITE VAPOR-DEPOSITION MATERIAL FOR THE FILM AND METHOD FOR MANUFACTURE THEREOF A method for forming a composite vapor-deposited film one side of which suitable for vapor-deposition on a phosphor surface of a CRT, such as a color television picture tube, has high light reflectivity, and the other side of which has a property to absor... | 04/16/2002 |
| 6336950 | Electrode rod for spark deposition, process for the production thereof, and process for covering with superabrasive-containing layer An aspect of this invention is an electrode rod for spark alloying, comprising a compact of a first powder of a first component which comprises a metal selected from a group of Fe, Co, Ni, metals of 4a, 5a and 6a of the periodic table and Si, and a second... | 01/08/2002 |
| 6332906 | Aluminum-silicon alloy formed from a metal powder Aluminum-silicon alloys having high stiffness are used in forming computer memory disks and actuator arms. Disks formed with the alloy have low flutter and can be spun at 12,000 RPM or greater with a flutter of 10 Å or less.... | 12/25/2001 |
| 6332905 | High-strength metal solidified material and acid steel and manufacturing methods thereof The invention according to the present application provides a high strength solidification body by solidifying a starting metallic powder of iron and the like by means of plastic working using hydrostatic pressing, which is, for instance, a high strength ... | 12/25/2001 |
| 6214177 | Method of producing a silicon/aluminum sputtering target A method of producing a silicon aluminum sputtering target is provided. The target is formed from a powder base of between about 80% to about 95% by weight silicon and about 5% to about 20% by weight aluminum which is placed in a containment unit, heated ... | 04/10/2001 |
| 6045631 | Method for making a light metal-rare earth metal alloy A method of making a light metal-rare earth metal alloy includes mixing a light metal powder, such as aluminum powder, with a finely divided rare earth metal-containing compound, such as scandium oxide, creating a billet by subjecting the mixture to cold ... | 04/04/2000 |
| 6030507 | Process for making a crystalline solid-solution powder with low electrical resistance A process for making a crystalline solid-solution powder which involves reacting at least two reactants in a plasma arc of a plasma chamber and blast-cooling the resultant product in a high velocity gas stream to form the powder. The first reactant is a m... | 02/29/2000 |
| 5985440 | Sintered silver-iron material for electrical contacts and process for producing it Sintered silver-iron material for electrical contacts, with properties comparable with those of silver-nickel materials, is obtained by using iron powder having more than 0.25% carbon by weight and microhardness higher than 200 HV 0.025 and sintering in a... | 11/16/1999 |
| 5968428 | Molding method for powder particles Disclosed is a molding method for powder particles, which is excellent in molding performance, and which makes it possible to obtain a preliminary molded product excellent in strength by enhancing mutual bonding between particles in the preliminary molded... | 10/19/1999 |
| 5935722 | Laminated composite of magnetic alloy powder and ceramic powder and process for making same A laminated composite structure of alternating metal powder layers, and layers formed of an inorganic bonding media powder, and a method for manufacturing same are discosed. The method includes the steps of assembling in a cavity alternating layers of a m... | 08/10/1999 |
| 5937265 | Tooling die insert and rapid method for fabricating same A rapid method for fabricating a tooling die insert (71) is disclosed. A set of master parts (31, 32) in the shape of the insert is formed using stereolithography or other rapid prototyping techniques (106). The master parts are assembled and a flexible m... | 08/10/1999 |
| 5841044 | Silver-iron material for electrical switching contacts (I) Silver-iron materials for electrical switching contacts with properties which come very close to those of silver-nickel materials formed of 0.5 to 4.5% by weight iron and 0.05 to 2% by weight of one or more of the oxides magnesium oxide, calcium oxide, yt... | 11/24/1998 |
| 5808213 | Silver-iron material for electrical switching contacts (II) Silver-iron materials for electrical switching contacts with properties which come very close to those of silver-nickel materials formed of 4.6 to 15% by weight iron and 0.05 to 5% by weight of one or more of the oxides magnesium oxide, calcium oxide, ytt... | 09/15/1998 |
| 5774780 | Process for production of a shaped part A process for the production of a shaped part which is produced from a high-melting point metal powder with crystalline sinter-activating additives. The process includes the steps of preparing, compressing and sintering the metal powder. Prior to the sint... | 06/30/1998 |
| 5762768 | Target for cathodic sputtering and method for producing the target The targets for cathodic sputtering according to this invention are formed of hot-pressed or hot isostatic-pressed indium oxide/tin oxide powder with a minimum density of 95% of the theoretical density and with a sub-stoichiometric oxygen content are know... | 06/09/1998 |
| 5765095 | Polycrystalline diamond bit manufacturing A method for manufacturing a PCD bit by isostatically or mechanically press forming a green on a metallic blank. A metallic blank is vertically suspended into a flexible vessel. Powder metal is mixed with a binder and introduced into the flexible vessel s... | 06/09/1998 |
| 5728194 | Silver-iron material for electrical switching contacts (III) Silver-iron materials for electrical switching contacts with properties which come very close to those of silver-nickel materials formed of 0.5 to 20% by weight iron 0.5 to 5% by one or more of the elements rhenium, iridium, and ruthenium, and 0.05 to 2% ... | 03/17/1998 |
| 5711866 | Acid assisted cold welding and intermetallic formation and dental applications thereof A metallic composite solid, containing alloys and/or intermetallics, is formed by compacting at moderate pressure a mixture of powder particles, foils or sheets at a temperature close to room temperature, well below the melting temperature of the constitu... | 01/27/1998 |
| 5697042 | Composite cermet articles and method of making Methods for making, methods for using and articles comprising cermets, preferably cemented carbides and more preferably tungsten carbide, having at least two regions exhibiting at least one property that differs are discussed. Preferably, the cermets furt... | 12/09/1997 |
| 5678166 | Hot triaxial compaction The present invention pertains to an apparatus to hot triaxially compact powder. The apparatus includes a device for hydrostatically stressing the powder. The apparatus also includes a device for applying a shear stress to the powder simultaneously with t... | 10/14/1997 |
| 5669059 | Metal matrix compositions and method of manufacturing thereof An improved metal matrix composite which, in a preferred embodiment disclosed herein, utilizes boron carbide as the ceramic additive to a base material metal. The metal matrix composite of the present invention begins with the preparation of the boron car... | 09/16/1997 |
| 5666635 | Fabrication methods for R-Fe-B permanent magnets This invention, using finely ground powders obtained by either a ingot grinding method, a Ca reduction diffusion method or a strip casting method, proposes a fabrication method for high-performance R--Fe--B permanent magnets with excellent press packing c... | 09/09/1997 |
