Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures inventions 10/07

20070245851 - Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy: To improve the performance of a rare-earth magnet, it is effective to use a low-oxidized powder having a small grain size. One objective of the present invention is to provide a method for manufacturing a sintered rare-earth magnet having a magnetic anisotropy, in which a very active powder having a... Agent: Oliff & Berridge, PLC

20070245852 - Solder paste and electronic device: In solder paste of the present invention, a first metal powder, a second metal powder, and a third metal powder are dispersed in a flux or a thermosetting resin. The first metal powder includes a first metal material such as Cu, Ag, Au, or Pd that serves as a base... Agent: Dickstein Shapiro LLP

20070245853 - Method for reducing a praticulate material containing a metal, especially iron ore: In order to achieve a maximum preheating temperature without any formation of magnetite, the reducing gas added to the first reaction zone is conditioned such that no or hardly any reduction takes place, although for the particulate material a preheating temperature within the fringe range of starting a reduction is... Agent: Ostrolenk Faber Gerb & Soffen

20070245854 - Silicon refining process: Nitrogen and aluminum and fluxing agents (Al2O3, SiO2, CaO and MgO) are added to molten silicon to create an oxy-nitride slag that acts as a sink for dissolved boron and phosphorus. The nitrogen can be added by bubbling nitrogen gas through the molten silicon; the aluminum can be added as... Agent: Patentability Associates

20070245855 - Method and apparatus for producing direct reduced iron: A direct reduction process for producing direct reduced iron (DRI) in a reduction reactor having a reduction zone for reducing iron-oxides-containing particles, such as iron ore pellets, to DRI by reaction of said iron oxides with a high temperature reducing gas, and a cooling zone for lowering the temperature of... Agent: Frommer Lawrence & Haug

20070245856 - Method for recovering gold: The invention relates to a method for recovering gold from an intermediate product or residue containing sulphur and iron generated in the leaching of a sulphidic raw material. The recovery of gold and the other valuable metals in the raw material takes place in a chloride environment. The gold contained... Agent: Buchanan, Ingersoll & Rooney PC

20070240539 - Article for increasing titanium content of steel: An article (101) for insertion into molten steel (102) to increase titanium content of the steel. The article comprises a container (201) formed from a metal or metal alloy, and a mixture (202) enclosed within the container. The mixture comprises: iron in the form of an oxide; titanium in the... Agent: James C. Wray

20070234850 - Iron-based powder: The invention concerns a powder composition including an iron or iron based powder and a lubricating amount of an alkylalkoxy or polyetheralkoxy silane, wherein the alkyl or polyether group has between 8 and 30 carbon atoms and the alkoxy group includes 1-3 carbon atoms.... Agent: Buchanan, Ingersoll & Rooney PC

20070234851 - Process for manufacture of silver-based particles and electrical contact materials: The invention is directed to a process for manufacture of fine precious metal containing particles, specifically silver-based particles and silver-based contact materials via an intermediate silver(+1)-oxide species. The process comprises in a first step the formation of a thermally instable silver (+1)-oxide species by adding a base to an aqueous... Agent: Kalow & Springut LLP

20070227297 - Cubic boron nitride sintered material and cutting tool using the same: A cubic boron nitride sintered material where wear resistance is suppressed from decreasing having excellent chipping resistance and a cutting tool made thereof are provided. The sintered material is constituted from cubic boron nitride particles that are bound by a binder phase, while the binder phase contains a carbide of... Agent: Hogan & Hartson L.L.P.

20070227299 - Wear resistant low friction coating composition, coated components, and method for coating thereof: A composition for coating sliding or rolling or fretting or impacting members is formed by preparing a composite powder of TiB2 and BN, with a TiB2 to BN ratio ranging from 1:7 to 20:1, and a metallic matrix selected from the group consisting of nickel, chromium, iron, cobalt, aluminum, tungsten,... Agent: Momentive Performance Materials Inc.-quartz C/o Dilworth & Barrese, LLP

20070227300 - Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells: A composition of nanoparticles of metal or an alloy or having a metal and alloy core with an oxide shell in admixture with platinum particles is useful as a component for electrodes. More particularly, such composition is useful as an electrode ink for the reduction of oxygen as well as... Agent: Knobbe Martens Olson & Bear LLP

20070227301 - Metallic iron nuggets: Metallic iron nuggets made by reducing-melt of a material containing a carbonaceous reductant and a metal-oxide-containing material, the metallic iron nuggets comprising at least 94% by mass, hereinafter denoted as “%”, of Fe and 1.0 to 4.5% of C, and having a diameter of 1 to 30 mm are disclosed.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070227303 - Process for producing largely nonferrous metal chalcogenides or arsenides with a grain size distribution in the nanometer range: The invention relates to a process for producing largely nonferrous metal chalcogenides or arsenides which can be easily carried out in terms of process engineering in an environmentally-friendly manner. This is because in a single process step the desired, largely nonferrous metal chalcogenide or arsenide is obtained from a nonferrous... Agent: Young & Thompson

20070227304 - Synthesis of metal nanoparticle compositions from metallic and ethynyl compounds: A process of making metal nanoparticles comprising the steps of: providing a precursor composition comprising at least one metallic compound and at least one organic compound; wherein the organic compound is selected from the group consisting of an ethynyl compound, a metal-ethynyl complex, and combinations thereof; wherein the precursor composition... Agent: Naval Research Laboratory Associate Counsel (patents)

20070227305 - Method for the production of niobium and tantalum powder: Process for the production of valve metal powders, in particular niobium and tantalum powder, by reduction of corresponding valve metal oxide powders by means of vaporous reducing metals and/or hydrides thereof, preferably in the presence of an inert carrier gas, wherein the reduction is performed at a vapour partial pressure... Agent: Connolly Bove Lodge & Hutz, LLP

20070227306 - Method for synthesis of metal nanoparticles: Metal nanoparticles are formed by heating or refluxing a mixture of a metal salt, such as a metal acetate, and a passivating solvent, such as a glycol ether, at a temperature above the melting point of the metal salt for an effective amount of time.... Agent: Honda/fenwick

20070227307 - Method for reducing cr in metallurgical slags containing cr: A method for reducing the chromium content from a metallurgical slag, in which the slag is charged onto an iron bath in the liquid state and the reduction of Cr is effected by the iron bath having a C content of 2 to 4% by weight, wherein a) the Cr-containing... Agent: Chapman And Cutler