41
Vijay K Chandhok: Method of hot pressing using a getter. Crucible, November 16, 1976: US03992200 (32 worldwide citation)

A method and assembly for producing compacted powder metallurgy articles wherein powdered metal of a composition corresponding to that desired in the article is introduced to a porous mold corresponding generally to the desired configuration of the article, the mold is placed in a container sealed a ...


42
Benjamin John Stanwood: Dispersion strengthened electrical heating alloys by powder metallurgy. The International Nickel Company, May 2, 1972: US3660049 (31 worldwide citation)

This invention relates to the powder metallurgy of wrought, dispersion strengthened, electrical heating elements characterized metallographically by a uniform distribution of dispersoids in both the longitudinal and transverse directions, and also to a powder metallurgy method for producing the same ...


43
Dennis G Dreyer, Edward M Foley, Herbert E Rogers Jr: Power metallurgy compacts and products of high performance alloys. Cabot Corporation, Jack Schuman, Joseph J Phillips, December 12, 1978: US04129444 (31 worldwide citation)

A powder metallurgy compact and a sintered product is provided from high performance alloys difficult to compact and/or sinter. The green compact comprises a mixture of the alloy powder, which, as a result of blending and extruding is coated with a film of a solid organic binder, and consolidated to ...


44
Gerald Albert Gegel, Eric Allen Ott: Sinter bonding using a bonding agent. Caterpillar, Finnegan Henderson Farabow Garrett & Dunner L, April 22, 2003: US06551551 (31 worldwide citation)

A method for joining powder metallurgy components, in particular, those made by metal injection molding is provided. The method includes providing a first and a second powder metallurgy compact each having a bonding surface and a bonding agent including a binder and fine particles. The bonding agent ...


45
Leo J Schowalter, Glen A Slack: Powder metallurgy tungsten crucible for aluminum nitride crystal growth. Crystal Is, Richard L Sampson Esq, April 13, 2004: US06719843 (30 worldwide citation)

A crucible for growing III-nitride (e.g., aluminum nitride) single crystals is provided. The crucible includes an elongated wall structure defining an interior crystal growth cavity. The crucible includes a plurality of tungsten grains and a wall thickness of at least about 1.5 times the average tun ...


46
Benjamin John Stanwood: Dispersion strengthened electrical heating alloys by powder metallurgy. The International Nickel Company, December 11, 1973: US3778249 (29 worldwide citation)

This invention relates to the powder metallurgy of wrought, dispersion strengthened, electrical heating elements characterized metallographically by a uniform distribution of dispersoids in both the longitudinal and transverse directions, and also to a powder metallurgy method for producing the same ...


47
Jean Pierre Fleurial, Thierry F Caillat, Alexander Borshchevsky: Advanced thermoelectric materials with enhanced crystal lattice structure and methods of preparation. California Institute of Technology, Baker & Botts L, May 5, 1998: US05747728 (28 worldwide citation)

New skutterudite phases including Ru.sub.0.5 Pd.sub.0.5 Sb.sub.3, RuSb.sub.2 Te, and FeSb.sub.2 Te, have been prepared having desirable thermoelectric properties. In addition, a novel thermoelectric device has been prepared using skutterudite phase Fe.sub.0.5 Ni.sub.0.5 Sb.sub.3. The skutterudite-ty ...


48
Uwe Mühlberger, Wolfram Angerer, Stefan Koll, Andreas Lange: Stator module for an electric motor. Voith Turbo & Co KG, Ohlandt Greeley Ruggiero & Perle, April 2, 2002: US06365999 (28 worldwide citation)

The invention relates to a stator module for an electric motor, especially an electric motor with transverse flux, comprising at least one stator unit that consists of at least one armature winding and which, when mounted, is associated with a rotor, whereby an interferric space is created in a radi ...


49
Kawakami Naohisa, Sakai Kenji, Kurimoto Satoru, Inaba Takashi, Yamamoto Koichi, Shibayama Takayuki: Copper sliding bearing alloy. Daido Metal Co, April 11, 2001: GB2355016-A (28 worldwide citation)

A copper alloy comprises 0.5-15 mass % tin, 1-20 mass % bismuth and 0.1-10 volume % hard particles having an average size of 1-45 m. The bismuth exists as a bismuth phase dispersed through the alloy. The hard particles may comprise one or more of borides, silicides, oxides, nitrides, carbides and/or ...


50
Richard A Amato, Andrew P Woodfield, Michael F X Gigliotti Jr, John R Hughes, Lee C Perocchi: Method for developing enhanced texture in titanium alloys, and articles made thereby. General Electric Company, Jerome C Squillaro, Carmen Santa Maria, December 24, 1991: US05074907 (28 worldwide citation)

Enhanced crystallographic texture is developed in an alpha or alpha-beta titanium alloy having a dispersion of particles therein, by heating the alloy to essentially the all beta phase range and mechanically hot working the alloy in this range. The mechanical working is preferably accomplished by ex ...