Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures inventions 12/06

20060283290 - Method of manufacturing magnetic particles, magnetic particles, and magnetic recording medium: A method of manufacturing magnetic particles, the method comprising synthesizing iron particles in a liquid phase, nitriding the iron particles, adjusting the average particle diameter to 5 to 25 nm, and making the iron particles substantially spherical. Also provided are magnetic particles and magnetic recording media.... Agent: Sughrue Mion, PLLC

20060278038 - Sintered valve seat and production method therefor: A sintered valve seat includes: a matrix; 5 to 40 mass % of a hard phase dispersed in the matrix, the hard phase containing 48 to 60 mass % of Mo; 3 to 12 mass % of Cr; 1 to 5 mass % of Si; and the balance of Co... Agent: Oliff & Berridge, PLC

20060278039 - Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species: A process for removing metal species from a composition comprising contacting: a. an oligomer mixture stream comprising the monomers of a partially aromatic polyester polymer and at least one metal species, or b. a molten polyester polymer stream comprising partially aromatic polyester polymers and at least one metal species, with... Agent: Dennis V. Carmen Eastman Chemical Company

20060278040 - Process for producing reduced matal and agglomerate with carbonaceous material incorporated therein: Agglomerates with a carbonaceous material incorporated therein and a process for producing reduced metal using the agglomerates are provided. The agglomerates are prepared with high-VM coal, which is widely and abundantly produced and is less expensive, and they provide high strength after reduction without the need for finer metal oxide... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060278041 - Method for producing improved coal for use in metallurgy, and method for producing reduced metal and slag containing oxidized nonferrous metal: The present invention provides a method for upgrading low-rank coal unsuitable for production of a reduced metal by a conventional carbon composite method to produce an upgraded coal suitable for the carbon composite method. The prevent invention also provides a method for producing a high-quality reduced metal using the upgraded... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060278042 - Method of producing stainless steel by re-using waste material of stainless steel producing process: A method of producing stainless steel includes the steps of melting a raw material in an electric furnace to form molten steel, and then refining the molten steel by a refining furnace to produce stainless steel in a stainless steel producing process. In the method, a carbonaceous reducing agent is... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060272447 - Continuous steel production and apparatus: A process for continuous refining of steel via multiple distinct reaction vessels for melting, oxidation, reduction, and refining for delivery of steel continuously to, for example, a tundish of a continuous caster system, and associated apparatus.... Agent: Senniger Powers

20060272448 - Tool for coldforming operations with improved performance: The present invention relates to a cemented carbide tool for the deep drawing operations, especially as the ironing dies, of the manufacturing of aluminum or steel beverage cans. The cemented carbide comprises WC with an ultra fine grain size, a binder phase of Co, and grain growth inhibitors (V and/or... Agent: Drinker Biddle & Reath (dc)

20060272449 - Tool for coldforming operations with improved performance: The present invention relates to cemented carbide for steel tire cord drawing operations. The cemented carbide comprises WC with an ultra fine grain size and greater than 5 and less than 10 wt-% Co, including grain growth inhibitors (V and/or Cr) and with a specific relation between HV30 and cobalt... Agent: Drinker Biddle & Reath (dc)

20060272450 - Method for producing rare earth based alloy powder and method for producing rare earth based sintered magnet: An inventive method of making a rare-earth alloy powder is used to produce a rare-earth sintered magnet, whose main phase has a composition R2T14A (where R is one of the rare-earth elements including Y; T is Fe with or without a non-Fe transition metal; and A is boron with or... Agent: Nixon Peabody, LLP

20060272451 - Method of making agglomerated cemented carbide powder mixtures: The present invention relates to a method of making an agglomerated powder mixture by wet milling a powder mixture containing hard constituent powder(s) based on carbides of Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and/or W and greater than about 15 wt-% binder phase powder(s) of Co and/or Ni... Agent: Drinker Biddle & Reath (dc)

20060272452 - Production of iron: A process for producing desulphurised iron in a solid form is disclosed. The process includes the steps of (a) direct smelting an iron-containing metalliferous feed material and producing molten iron; (b) desulphurising molten iron produced in direct smelting step (a); and (c) casting desulphurised molten iron from desulphurisation step (b)... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060272453 - Flex-flame burner and combustion method: A combustion method and apparatus which produce a hybrid flame for heating metals and metal alloys, which hybrid flame has the characteristic of having an oxidant-lean portion proximate the metal or metal alloy and having an oxidant-rich portion disposed above the oxidant lean portion. This hybrid flame is produced by... Agent: Mark E. Fejer Gas Technology Institute

20060272454 - Method for producing concentrates: The invention relates to a method for processing concentrates, particularly concentrates produced from copper sulfide-based ores. According to the method, the concentrate (4) to be processed, obtained from ore concentration, is divided into two parts, to a concentrate (7) mainly containing poorly soluble components, and to a concentrate (8) mainly... Agent: Buchanan Ingersoll Burns Doane Swecker & Mathis