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7604679 Fine nickel powder and process for producing the same  
An efficient process for producing fine nickel powder, capable of metallizing the powder at low temperature to prevent its sintering, and fine nickel powder produced by the process, composed of...
7527752 Method for surface treatment of nickel nanoparticles with organic solution  
A method for surface treatment of nickel nanoparticles using an organic solution, including dispersing nickel nanoparticles in a reductive organic solvent to obtain homogeneity; heating the...
7524353 Densified molybdenum metal powder and method for producing same  
Densified molybdenum metal powder and method for producing same. Densified molybdenum powder has substantially generally spherical particles, surface area to mass ratio of no more than about 0.5 m...
7503959 Method for manufacturing rhenium-containing alloy powder, rhenium-containing alloy powder, and conductor paste  
Metal particles that can be alloyed with rhenium are dispersed as a main component in a gas phase, a rhenium oxide vapor is made to be present around these particles, the rhenium oxide is reduced,...
7481864 Conversion of Ta2O5 to Ta metal  
Processes for producing valve metal are described, in which valve metal oxide is converted to valve metal using a vapor-phase transport agent to form a gaseous valve metal species in the presence...
7449044 Method and apparatus for producing metal powder  
An object of the present invention is to provide a method for production of metallic powder in which aggregation of particles and growth to secondary particle after reducing process of the metallic...
7431751 Magnesium removal from magnesium reduced metal powders  
A method of producing a refractory metal powder that includes providing a metal powder containing magnesium tantalate or magnesium niobate; and heating the powder in an inert atmosphere in the...
7419529 Method of forming fine particle array on substrate and semiconductor element  
An object of the present invention is to provide a method of forming fine particles on a substrate in which reoxidization of reduced fine particles is suppressed. Reduced fine particles (FeO fine...
7419528 Method for fabricating a superalloy article without any melting  
A metallic article made of metallic constituent elements is fabricated from a mixture of nonmetallic precursor compounds of the metallic constituent elements. The mixture of nonmetallic precursor...
7407526 Food additive  
The invention concerns an iron powder for fortifying foodstuff. The powder consists of a reduced iron powder having irregularly shaped particles, wherein the iron powder has a ratio AD:PD less than...
7399335 Method of preparing primary refractory metal  
A method of preparing primary refractory metals (e.g., primary tantalum metal) by contacting a particulate refractory metal oxide (e.g., tantalum pentoxide) with a heated gas (e.g., a plasma), is...
7361205 Method for production of metallic elements of high purity such as chromes  
The invention relates to a method of producing granules made of high purity metal or metal alloy, in particular based on chromium, the method being characterized in that it comprises the steps...
7354472 Metalothermic reduction of refractory metal oxides  
A method of producing a refractory metal powder by (A) combining (i) an oxide particle component and (ii) a reducing agent; (B) forming a substantially uniform mixture of (i) and (ii); (C)...
7329381 Method for fabricating a metallic article without any melting  
A metallic article made of metallic constituent elements is fabricated from a mixture of nonmetallic precursor compounds of the metallic constituent elements. The mixture of nonmetallic precursor...
7309374 Diffusion bonded nickel-copper powder metallurgy powder  
In contrast to current industrial practice where alloying powders are added to starting powder metallurgy compositions either as powder mixtures or fully prealloyed powders, the present invention...
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...
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...
7276102 Molybdenum metal powder and production thereof  
Molybdenum metal powder, and method for production thereof. Molybdenum metal powder has surface-area-to-mass-ratios in a range of between about 1.0 meters 2 /gram (m 2 /g) and about 3.0 m 2 /g, as...
7258722 Process for manufacturing ultra fine TiC-transition metal-based complex powder  
Any one of a Ti-containing water-soluble salt, metatitanic acid (TiO(OH) 2 ) slurry and ultra fine titanium oxide powder, and a transition metal containing metal salt are dissolved in water to...
7192467 Method for producing molybdenum metal and molybdenum metal  
Novel forms of molybdenum metal, and apparatus and methods for production thereof. Novel forms of molybdenum metal are preferably characterized by a surface area of substantially about 2.1 m 2 /g...
7153340 Process for manufacturing nano-phase TaC-transition metal based complex powder  
Ultra fine TaC-transition metal based complex powder is prepared by: dispersing a mixture of a Ta-containing material and a transition metal-containing water soluble salt into a solvent; stirring...
7122069 Mo-Cu composite powder  
A Mo—Cu composite powder is provided which is comprised of individual finite particles each having a copper phase and a molybdenum phase wherein the molybdenum phase substantially encapsulates...
7066980 Method for manufacturing metal powder  
A method in which a metal powder is produced by ejecting a thermally decomposable metal compound powder into a reaction vessel through a nozzle together with a carrier gas under the condition...
7066979 Valve metal powders and process for producing them  
Process for producing a valve metal powder by producing a precursor of desired morphology, converting the precursor into an oxide of the valve metal, stabilizing the structure of the oxide by heat...
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...
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...
7001443 Method for producing a metallic alloy by the oxidation and chemical reduction of gaseous non-oxide precursor compounds  
A metallic alloy is prepared from a gaseous mixture of at least two non-oxide precursor compounds, wherein the non-oxide precursor compounds collectively comprise the metallic constituents. The...
6989041 Process for producing titanium sponge  
A process for producing titanium sponge includes carrying out a reduction reaction by supplying titanium tetrachloride to a reaction vessel which stores a reduction bath liquid containing an upper...
6939390 Nickel powder, method for preparing the same and paste for use in making electrodes for electronic parts  
Nickel powder includes, on the basis of the total number of particles, not less than 10% of particles whose particle size is not less than 1.2 times the average particle size, as determined by the...
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...
6929675 Synthesis metal nanoparticle  
A method for providing an anhydrous route for the synthesis of amine capped coinage-metal (copper, silver, and gold) nanoparticles (NPs) using the coinage-metal mesityl (mesityl=C 6 H 2 (CH 3 ) 3...
6918946 Applications of light-emitting nanoparticles  
A method for the production of a robust, chemically stable, crystalline, passivated nanoparticle and composition containing the same, that emit light with high efficiencies and size-tunable and...
6918945 Method for producing sponge iron, and reduced iron powder and method for production thereof  
A method for manufacturing sponge iron includes heating iron oxide together with a solid reducing agent to reduce the iron oxide into sponge iron, wherein the iron oxide includes a mixture of...
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...
6887297 Copper nanocrystals and methods of producing same  
The invention relates to methods of making monodisperse nanocrystals comprising the steps of reducing a copper salt with a reducing agent, providing a passivating agent comprising a nitrogen and/or...
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...
6884279 Producing metallic articles by reduction of nonmetallic precursor compounds and melting  
A metallic article is produced by furnishing one or more nonmetallic precursor compound comprising the metallic constituent element(s), and chemically reducing the nonmetallic precursor compound(s)...
6881377 Methods for manufacturing capacitors and electrodes using ultrafine nickel powder  
Provided is an ultrafine nickel powder suitable for a laminated ceramic capacitor electrode material. According to the ultrafine nickel powder, cracks and/or delamination are not liable to generate...
6863708 Method for producing metal powder and metal powder, and electroconductive paste and monolithic ceramic capacitor  
Metal chloride vapor and reducing gas are brought into contact to form metallic powder, the metallic powder is washed in carbonic acid aqueous solution, and the metallic powder is classified in a...
6858060 Process for the production of composite components by powder injection molding, and composite powders suitable for this purpose  
The invention relates to a process for the production of metallic and metal-ceramic composite components by powder injection molding of a system comprising a metal composite powder, a binder and...
6849229 Production of injection-molded metallic articles using chemically reduced nonmetallic precursor compounds  
A method of preparing an article made of a metallic material having its constituent elements includes the steps of furnishing at least one nonmetallic precursor compound, wherein all of the...
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...
6749663 Ultra-coarse, monocrystalline tungsten carbide and a process for the preparation thereof, and hardmetal produced therefrom  
A process is described for the preparation of tungsten and/or molybdenum metal powder or carbide by reducing and optionally carburizing treatment of tungsten and/or molybdenum oxide powder in the...
6719821 Precursors of engineered powders  
The production and selection of precursor mixtures used to produce fine powders and methods for making fine powders using the selected precursor. The precursor mixture comprises at least one metal...
6699305 Production of metals and their alloys  
Method for producing powdered metallic products by reacting aluminum subchloride vapor with a powdered oxide reactant such as Iron oxide, cobalt oxide, nickel oxide and boron oxide to form a solid...
6689191 Rapid conversion of metal-containing compounds to form metals or metal alloys  
A method of converting metal-containing or metal alloy-containing compounds into a metal or metal alloy by rapidly heating the metal-containing or metal alloy-containing compound to an elevated...
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...
6626976 Method for producing molybdenum metal  
Novel forms of molybdenum metal, and apparatus and methods for production thereof. Novel forms of molybdenum metal are preferably characterized by a surface area of substantially 2.5 m 2 /g. Novel...
6596052 Ultrafine nickel powder  
Provided is an ultrafine nickel powder suitable for a laminated ceramic capacitor electrode material. According to the ultrafine nickel powder, cracks and/or delamination are not liable to generate...
6569222 Continuous single stage process for the production of molybdenum metal  
Molybdenum trioxide or ammonium dimolybdate is reduced to molybdenum metal as it passes through an atmosphere of hydrogen in a multi-zoned thermally profiled rotating tube furnace.
Matches 1 - 50 out of 166 1 2 3 4 >