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| Number | Title | Issue Date |
| 7601199 | Ni and Ni/NiO core-shell nanoparticles Glycerol is used as a solvent medium for the precipitation of a complex of nickel and glycerol material. The precipitate is separated from the liquid solvent and dried and calcined in air to produce small (nanometer size) particles characterized by a nickel core enc... | 10/13/2009 |
| 7407527 | Synthesis of mono-disperse and highly crystalline nano-particles of metals, alloys, metal-oxides, and multi-metallic oxides without a size-selection process A synthetic method of fabricating highly crystalline and monodisperse nanoparticles of metals, multi-metallic alloys, monometallic oxides and multi-metallic oxides without a size selection process are disclosed. A typical synthetic method comprises the steps of, syn... | 08/05/2008 |
| 7357827 | Integrated ammoniacal solvent extraction and hydrogen reduction of nickel A process is provided for the recovery of a metallic nickel product in a solvent extraction process which includes the steps of forming a nickel ammine complex by stripping nickel from a nickel loaded organic phase with a high strength ammonia solution and then redu... | 04/15/2008 |
| 7351271 | Method of manufacturing niobium and/or tantalum powder A method of manufacturing niobium and/or tantalum powder consisting of: a first-stage reduction process of reducing niobium and/or tantalum oxides with alkali metals and/or alkaline-earth metals to obtain low-grade oxide powder represented by (NbTa) Ox, where x=0.06... | 04/01/2008 |
| 7341658 | Recovery of heavy minerals from a tar sand A process for recovering heavy minerals (e.g., titanium minerals such as TiO2) from a feedstock comprising tar sands or a tar sands-derived solids fraction. The feedstock comprises bitumen and heavy minerals. The process comprises the steps of: (i) contac... | 03/11/2008 |
| 7316725 | Copper powders methods for producing powders and devices fabricated from same Copper metal powders, methods for producing copper metal powders and products incorporating the powders. The copper metal powders have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the metal particles in a co... | 01/08/2008 |
| 7309479 | Cobalt oxide catalysts The present invention provides unsupported and supported cobalt oxide catalysts and preparation method thereof, and its application for hydrogen generation from a metal borohydride solution. More particularly, provided are an activation method of a newly prepared ca... | 12/18/2007 |
| 7300492 | Ammonium dodecamolybdomolybdate and method of making A novel molybdenum compound, ammonium dodecamolybdomolybdate (AMM), is described which may be used in the manufacture of molybdenum metal and molybdenum carbide powders. The molybdenum compound is a dodecaheteropoly acid salt having a Keggin-type structure wherein m... | 11/27/2007 |
| 7279024 | High purity cobalt, method of manufacturing thereof, and high purity cobalt targets High purity cobalt with a very few content of impurities such as copper, a method of manufacturing thereof, and high purity cobalt targets are provided. The cobalt containing impurities such as copper is dissolved in a hydrochloric acid solution, and the concentrati... | 10/09/2007 |
| 7244286 | Copper alloy powder for electrically conductive paste A copper alloy powder for an electrically conductive paste is provided, which is characterized in that the copper alloy powder comprises 80 to 99.9 mass % of Cu and 0.1 to 20 mass % of one or two elements selected from the group consisting of Ta and W and has an ave... | 07/17/2007 |
| 7238221 | Metallic nickel powders, method for preparing the same, conductive paste, and MLCC Provided are a method for preparing metallic nickel powders capable of decreasing the content of an alkaline metal in the metallic nickel powders, metallic nickel powders with the low content of an alkaline metal, a conductive paste including metallic nickel powders... | 07/03/2007 |
| 7217311 | Method of producing metal nanocomposite powder reinforced with carbon nanotubes and the power prepared thereby The present invention relates to a metal nanocomposite powder reinforced with carbon nanotubes and to a process of producing a metal nanocomposite powder homogeneously reinforced with carbon nanotubes in a metal matrix powder. ... | 05/15/2007 |
| 7211345 | Membrane electrode assemblies for use in fuel cells Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 05/01/2007 |
| 7172663 | Palladium-containing particles, method and apparatus of manufacture, palladium-containing devices made therefrom Provided are palladium-containing powders and a method and apparatus for manufacturing the palladium-containing particles of high quality, of a small size and narrow size distribution. An aerosol is generated from liquid feed and sent to a furnace, where liquid in d... | 02/06/2007 |
| 7149074 | Methods of making a niobium metal oxide Methods to at least partially reduce a niobium oxide are described wherein the process includes heat treating the niobium oxide in the presence of a getter material and in an atmosphere which permits the transfer of oxygen atoms from the niobium oxide to the getter ... | 12/12/2006 |
| 7138354 | Method for the fabrication of an electrocatalyst layer Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 11/21/2006 |
| 7128852 | Aerosol method and apparatus, particulate products, and electronic devices made therefrom Provided is an aerosol method, and accompanying apparatus, for preparing powdered products of a variety of materials involving the use of an ultrasonic aerosol generator (106) including a plurality of ultrasonic transducers (120) underlying and ultraso... | 10/31/2006 |
| 7097686 | Nickel powders, methods for producing powders and devices fabricated from same Nickel powder batches and methods for producing nickel powder batches. The powder batches include particles having a small particle size, narrow size distribution and a spherical morphology. The present invention is also directed to devices incorporating the nickel ... | 08/29/2006 |
| 7094370 | Method for the production of metal-carbon composite powders Metal-carbon composite powders and methods for producing metal-carbon composite powders. The powders have a well-controlled microstructure and morphology and preferably have a small average particle size. The method includes forming the particles from an aerosol of ... | 08/22/2006 |
| 7087341 | Metal-air battery components and methods for making same Energy devices such as batteries and methods for fabricating the energy devices. The devices are small, thin and lightweight, yet provide sufficient power for many handheld electronics. ... | 08/08/2006 |
| 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 |
| 7077882 | Gold powders, methods for producing powders and devices fabricated from same Gold powders and methods for producing gold powders. The powders preferably have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the particles by a spray pyrolysis technique. The invention also includes novel d... | 07/18/2006 |
| 7066976 | Method for the production of electrocatalyst powders Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 06/27/2006 |
| 7060121 | Method of producing gold nanoparticle A method for producing gold nanoparticles is disclosed. When gold salt solution is mixed with an adsorbent, gold in the form of complexes is adsorbed onto the surface of the adsorbent. The gold-loaded adsorbent, after being separated from the solution by screening, ... | 06/13/2006 |
| 7022156 | Method for producing nanoparticles of magnetically hard ordered alloy phase The invention provides methods for producing nanoparticles having a CuAu type or Cu3Au type magnetically hard ordered alloy phase. One method includes a step of reducing, in liquid phase, a base metal and then reducing, in liquid phase, a noble metal. Ano... | 04/04/2006 |
| 7014885 | Direct-write laser transfer and processing A device and method for depositing a material of interest onto a receiving substrate includes a first laser and a second laser, a receiving substrate, and a target substrate. The target substrate comprises a laser transparent support having a back surface and a fron... | 03/21/2006 |
| 7004993 | Nanoscale particles of iron aluminide and iron aluminum carbide by the reduction of iron salts A method of making intermetallic nanoscale particles comprising iron aluminide and/or iron aluminum carbide comprising the steps of preparing a mixture of a solvent, an iron salt and LiAlH4, and heating the mixture to form the intermetallic nanoscale part... | 02/28/2006 |
| 7004994 | Method for making a film from silver-containing particles Provided are silver-containing powders and a method and apparatus for manufacturing the silver-containing particles of high quality, of a small size and narrow size distribution. An aerosol is generated from liquid feed and sent to a furnace, where liquid in droplet... | 02/28/2006 |
| 6967183 | Electrocatalyst powders, methods for producing powders and devices fabricated from same Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 11/22/2005 |
| 6932851 | Methods for the preparation of metallic alloy nanoparticles and compositions thereof A method of producing metal alloy nanoparticles comprising forming a cyanosol by reacting a mixture of a chlorometallate complex and a cyanometallate complex, spin-coating the mixture onto a substrate to form a film, and sintering the film to form metal alloy nanopa... | 08/23/2005 |
| 6911412 | Composite particles for electrocatalytic applications Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The method includes forming the particles from an aerosol of precursors by ... | 06/28/2005 |
| 6902601 | Method of making elemental materials and alloys A method of producing an elemental material or an alloy thereof from a halide or mixtures of halides is provided. The halide or mixtures thereof are contacted with a reducing gas in the presence of reductant material, preferably in sufficient quantity to convert the... | 06/07/2005 |
| 6887296 | Powder mixture or composite powder, a method for production thereof and the use thereof in composite materials A process is described for the preparation of powder mixtures or composite powders from at least one first type of powder from the group consisting of high-melting metals, hard materials and ceramic powders and at least one second type of powder from the group consi... | 05/03/2005 |
| 6830635 | Spindle-shaped goethite particles, spindle-shaped hematite particles, spindle-shaped magnetic metal particles containing iron as main component and processes for producing the same The present invention relates to spindle-shaped goethite particles having an average major axial diameter of 0.05 to 0.18 μm, spindle-shaped hematite particles having an average major axial diameter of 0.05 to 0.17 μm, spindle-shaped magnetic metal particles conta... | 12/14/2004 |
| 6786951 | Process for the production of high surface area tantalum and/or niobium powders A process of the production of high surface area tantalum and/or niobium powders via the reduction of the corresponding tantalum and/or niobium oxides is disclosed, wherein the reduction is carried out by reacting the tantalum and/or niobium oxides with at least one... | 09/07/2004 |
| 6783608 | Secondary agglomerates of magnetic metal particles for magnetic recording and process for producing the same Secondary agglomerates of magnetic metal particles for magnetic recording, have a sodium content of not more than 20 ppm and a calcium content of not more than 40 ppm, an average particle diameter of 300 to 800 μm and an upper limit of particle diameters of 2,000 Î... | 08/31/2004 |
| 6780255 | Sm-fe-N based alloy powder and process for producing the same A magnetic powder of an Sm—Fe—N alloy, which has a mean particle diameter of 0.5 to 10 μm, and either an average acicularity of 75% or above or an average sphericity of 78% or above. The powder exhibits an extremely high residual magnetization and an extremely ... | 08/24/2004 |
| 6679938 | Method of producing metal particles by spray pyrolysis using a co-solvent and apparatus therefor A spray pyrolysis method for producing pure metal and/or metal oxide particles uses a mixture of a carrier gas and a solution of a metal salt precursor, water and a co-solvent reducing agent. The metal salt precursors preferably comprise metals from the g... | 01/20/2004 |
| 6679937 | Copper powders methods for producing powders and devices fabricated from same Copper metal powders, methods for producing copper metal powders and products incorporating the powders. The copper metal powders have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the metal partic... | 01/20/2004 |
| 6592645 | Method for producing fine powder of metallic nickel comprised of fine spherical particles A process for the production of fine powder of metallic nickel which comprises a first step of dissolving nickel carbonate and/or nickel hydroxide in aqueous ammonia or in an aqueous solution of ammonia and at least one selected from the group consisting ... | 07/15/2003 |
