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7618474 |
Nickel powder, conductive paste, and multilayer electronic component using same
A nickel powder with a mean particle size of 0.05 to 1.0 μm, the nickel powder having a thin oxidized layer of nickel on a surface thereof, an oxygen content of 0.3 to 3.0 wt. % and a carbon...
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7615095 |
Products for the protection of continuous cast moulds for cast-iron pipes
A powder product for the protection of centrifugal casting molds for cast iron pipes includes an inoculating metal alloy and possibly mineral powders, and a strongly reducing metal that is volatile...
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7604678 |
Powder metallurgical compositions containing organometallic lubricants
The present invention relates to improved metallurgical powder compositions, methods for the preparation of those compositions, and methods for using those compositions to make compacted parts. The...
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7601197 |
Ultrafine metal powder slurry
In an ultrafine metal powder slurry containing an organic solvent, a surfactant, and an ultrafine metal powder, the surfactant is oleoyl sarcosine, the content of the ultrafine metal powder in the...
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7594949 |
Cross-linked polymeric nanoparticles and metal nanoparticles derived therefrom
There are provided internally cross-linked, stables polymeric materials, in the form of substantially spherical particles, each particle consisting essentially of a single macromolecule. They have...
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7594947 |
Niobium powder, sintered body thereof, and capacitor using the same
A niobium powder comprising at least one element selected from the group consisting of chromium, molybdenum, tungsten, boron, aluminum, gallium, indium, thallium, cerium, neodymium, titanium,...
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7585348 |
Feedstock composition for powder metallurgy forming of reactive metals
A feedstock composition and a method of forming metal articles using powder metallurgy techniques comprise mixing metal powders and a novel aromatic binder system. The composition of the novel...
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7582362 |
Thermal spray compositions for abradable seals
A thermal spray composition and method of deposition for abradable seals for use in gas turbine engines, turbochargers and steam turbines. The thermal spray composition includes a solid lubricant...
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7575620 |
Infiltrant matrix powder and product using such powder
A matrix powder that includes (a) about 15 weight percent of −325 Mesh cast tungsten carbide particles; (b) about 2 weight percent −325 Mesh particles comprising one or more of iron particles...
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7572314 |
Carbon containing nickel particle and conductive paste
Carbon-containing nickel-particle powder is provided. The carbon-containing nickel-particle powder has improved shrinkage property when fired due to the presence of carbon. Also, the...
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7531022 |
Liquid and its use for the preparation of hard metals
A liquid for the preparation of powder mixtures on the basis of hard metals, comprising water and an inhibitor, wherein the inhibitor is in the form of at least one of the following materials:...
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7527686 |
Olefin waxes having improved hardness or viscosity
A process to oxidize an olefin wax, comprising: contacting a feedstock olefin wax composition with an oxygen-containing gas at a temperature greater than a melting point of the feedstock olefin wax...
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7524355 |
Nano-composite energetic powders prepared by arrested reactive milling
A method is disclosed for producing an energetic metastable nano-composite material. Under pre-selected milling conditions a mixture of powdered components are reactively milled. These components...
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7524352 |
Composition for the production of sintered molded parts
Certain preferred embodiments of the present invention relate to compositions for the production of sintered molded parts, components/parts produced therefrom, and methods for preparing such...
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7524351 |
Nano-sized metals and alloys, and methods of assembling packages containing same
A nano-sized metal particle composition includes a first metal that has a particle size of about 20 nanometer or smaller. The nano-sized metal particle can include a second metal that forms a shell...
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7473295 |
Stainless steel powder
The invention concerns a stainless steel powder comprising at least 10% chromium by weight. The powder further comprises vanadium in an amount of at least 4 times the amount of carbon and nitrogen....
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7473294 |
Nitrogen-containing metal powder, production process thereof, and porous sintered body and solid electrolytic capacitor using the metal powder
An object of the present invention is to provide nitrogen-containing metallic powder at high productivity, which powder contains a metal such as niobium or tantalum containing nitrogen uniformly,...
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7455711 |
Process for manufacturing hardened powder metal parts
The subject invention reveals a process for making hardened powder metal parts which comprises compacting a powder metal composition into a green preformed metal part and subsequently sintering...
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7442226 |
Ultrafine metal powder slurry
In an ultrafine metal powder slurry containing an organic solvent, a surfactant, and an ultrafine metal powder, the surfactant is oleoyl sarcosine, the content of the ultrafine metal powder in the...
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7422707 |
Highly conductive composition for wafer coating
A conductive composition for coating a semiconductor wafer comprises conductive filler that has an average particle size of less than 2 microns and a maximum particle size of less than 10 microns,...
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7422618 |
Expansive cell composition for electric rock destruction
The present invention relates to an expansive cell composition for an electric rock destruction. The expansive cell composition is fabricated using metallic salt that is oxidation agent, metallic...
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7419527 |
Increased density particle molding
Novel powders or particles are formed by associating them with relatively small proportions of hydrolysable liquid material. The resulting particle/liquid mass is placed in a mold and sintered...
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7416578 |
Powder metal composition
The invention concerns a powder metal composition comprising an iron based powder and a lubricant and/or binder comprising at least one secondary amide of the general formula: R 1 —NH—CO—R 2...
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7390345 |
Powder additive
The invention concerns a powder metallurgical composition comprising a major amount of an iron-based metal powder and a minor amount of carbon black. The amount of carbon black is between 0.001 and...
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7387658 |
Method of making a cemented carbide powder mixture and the resulting cemented carbide powder mixture
A method of making cemented carbide at which powders forming hard constituents and powders forming binder phase are wet milled together with a pressing agent is disclosed. The slurry is dried,...
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7384446 |
Mixed powder for powder metallurgy
Mo of 0.05 to 1.0% by mass is adhered to the surfaces of an iron-based powder containing Mn of 0.5% by mass or less and Mo of 0.2 to 1.5% by mass as prealloyed elements by diffusion bonding,...
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7329302 |
Lubricants for powdered metals and powdered metal compositions containing said lubricants
Particulate lubricants are disclosed which comprise discrete particles of a fatty monoamide, especially oleamide and discrete particles of at least one other powder metallurgy lubricant, which...
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7329301 |
Silver nanoparticles made in solvent
This invention relates to a composition of matter comprising associated predominantly silver nanoparticles, and a method of making the nanoparticles. It further relates to articles comprising the...
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7326274 |
Binder compositions and methods for binder assisted forming
Multiphase polymeric binders for binder assisted forming of sinterable powder bodies are formulated to demonstrate improved rheological properties in the form of newtonion or near newtonion flow...
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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...
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7300490 |
Iron-based mixed powder for powder metallurgy and sintered body
An iron-based mixed powder for powder metallurgy having improved machinability, without degrading the mechanical property of a sintered body made by compacting the iron-based mixed power. The...
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7300489 |
Powder metallurgical compositions and parts made therefrom
Metallurgical powder compositions are provided that include calcium aluminate additives, i.e., calcium aluminate or calcium aluminate containing powders, to enhance the machinability and durability...
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7300488 |
Powder metal composition and method for producing components thereof
The present invention concerns a powder metal composition for producing powder metal components comprising a Co-based pre-alloyed powder, with irregularly shaped particles comprising at least 15%...
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7285151 |
Material for coating and product coated with the material
The invention relates to an iron based material for coating of surfaces which comprises a binding phase in the form of a corrosion dense alloy which contains at least 50% Fe, 12-30% Cr, maximally...
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7282079 |
Thermal spray powder
A thermal spray powder includes cermet particles. Each cermet particle includes tungsten carbide particles having a mean primary particle size of 3 to 9 μm and metal particles or ceramic particles...
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7264646 |
Lubricant system for use in powdered metals
The present invention provides a lubricant system in the pressing of powders to form a part. The lubricant system is a solid at ambient conditions. However, upon application of pressure during the...
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7261759 |
Powder metal mixture including micronized starch
A powder metal mixture comprises a lubricant powder conventionally used to produce powder metal parts in combination with a modified lubricant. A lubricant conventionally used to compact and sinter...
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7258720 |
Metal powder composition for use in selective laser sintering
A three-dimensional object of a desired shape is made by irradiating an optical beam on a metal powder layer to form a sintered layer and by laminating such sintered layer one above another. A...
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7255724 |
Metal powder composition and preparation thereof
The invention concerns an improved segregation-resistant and dust-resistant metallurgical composition for making compacted parts, comprising at least about 80 percent by weight of an iron or...
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7247187 |
Metal powder composition including a bonding binder/lubricant
The present invention concerns a metal powder composition for the powder metal industry, wherein the metal powder is selected from the group consisting of an atomized iron-based powder or a sponge...
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7238220 |
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...
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7238219 |
Grain growth inhibitor for superfine materials
A superfine material made by incorporation of an inorganic polymer precursor of a grain growth inhibitor into intermediates useful for the production of superfine materials. The...
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7217310 |
Metal powder for powder metallurgy and iron-based sintered compact
Provided is metallic powder for powder metallurgy having iron as its principal component and containing indium soap, or metallic powder for powder metallurgy further comprising at least one type...
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7208027 |
Niobium powder for capacitor, sintered body thereof and capacitor using the sintered body
A niobium powder for capacitors, which contains niobium monoxide crystal or hexaniobium monoxide crystal; a sintered body thereof; and a capacitor fabricated from the sintered body as one part...
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7204866 |
Niobium or tantalum powder and method for production thereof, and solid electrolytic capacitor
A niobium or tantalum powder of the present invention comprises aggregates in which primary particles of niobium or tantalum are aggregated, and have a pore distribution having a peak in the range...
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7192464 |
Composition for powder metallurgy
The present invention provides a composition for use in pressed powder metallurgy. The composition includes a plurality of substantially dry, discrete agglomerates, a portion of which include a...
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7177384 |
Aluminum composite material, manufacturing method therefor, and basket and cask using the same
A basket has a lattice-like section for accommodating individual used nuclear fuel in predetermined positions in a cask. The basket is made from aluminum composite material having good neutron...
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7163569 |
Raw or granulated powder for sintering, and their sintered compacts
An object of the present invention is to provide a low-alloyed steel powder for sintering that can yield a sintered compact with high density and uniform characteristics, and to provide a sintered...
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7160352 |
Powder material for an abradable seal
A powder material for forming an abradable coating, the material comprising a metal powder based for the most part on aluminum and containing manganese or calcium. The material is applicable to...
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7150775 |
Powder metal mixture including micronized cellulose fibers
A powder metal mixture comprises a lubricant powder conventionally used to produce powder metal parts in combination with micronized cellulose fibers in an amount less than 2% by weight of the...
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