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7468089 |
A self-cleaning porous cermet material, filter and system utilizing the same may be used in filtering particulate and gaseous pollutants from internal combustion engines having intermetallic and ceramic phases. The porous cermet filter m...
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7309391 |
An aluminum flake pigment containing aluminum flakes as basic particles, said aluminum flakes having an average particle diameter in the range of 3 to 20 μm and an average value of minimum diameter/maximum diameter of at least 0.6.
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7294165 |
A product in which at least a portion of the product has a nanocrystalline microstructure, and a method of forming the product. The method generally entails machining a body in a manner that produces chips consisting entirely of nano-cry...
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7288325 |
A hydrogen storage material includes a nano size material that can be formed in a multi-layered core/shell structure and/or in a nanotabular (or platelet) form.
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6949216 |
A system for fabricating a free form structure of a composite material including carbon nanotubes. The system includes a discharge assembly and a composite formation device operatively linked with the discharge assembly. The discharge as...
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6936088 |
The invention relates to a sintered highly porous body comprising at least one layer that is made of a material, which can be sintered and which contains fibers. The aim of the invention is to provide a body of the aforementioned type wi...
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6850406 |
An Nb solid electrolytic capacitor is disclosed which comprises: an anode body made from an Nb-based material, the anode body having a nitrogen content of about 7,500 ppm to about 47,000 ppm; a dielectric layer formed over the surface of...
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6838021 |
The present invention provides water atomized copper powder comprising substantially irregular shaped copper particles having at least a median D 50 particle size of from about 10 μm to about 50 μm. The powders of the present inventio...
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6702869 |
A niobium powder is described which when formed into an electrolytic capacitor anode, the anode has the capacitance of at least 62,000 CV/g. Methods of making flaked niobium powder which have high capacitance capability when formed into ...
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6639787 |
Pressed material such as anodes are described and formed from oxygen reduced oxide powders using additives, such as binders and/or lubricants. Methods to form the pressed material are also described, such as with the use of atomizing, sp...
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6583432 |
The radiation shielding composition and method of the present invention relate to a conformal coating material composed of a matrix of densely packed radiation shielding particles, which are disbursed within a binder. The shielding compo...
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6576099 |
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...
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6569524 |
The present invention provides a composite material having comparatively high thermal conductivity and a small coefficient of thermal expansion, which is low cost and preferable as a heatsink material. A graphite powder and an alloy powd...
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6551371 |
A titanium-based composite material according to the present invention is characterized in that it comprises: a matrix containing a titanium (Ti) alloy as a major component, and titanium compound particles and/or rare-earth element compo...
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6457960 |
The present invention provides a hermetic or open compressor for hydrocarbon refrigerant having high reliability. According to the present invention, in the compressor using hydrocarbon as refrigerant, synthetic oil such as polyalkylene ...
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6421228 |
A dielectric film formed on a porous valve metal body is contacted with an oxidizing agent and dried. Then, by contacting the dielectric film with a monomer solution for forming an electrolyte layer of electroconductive polymer, a electr...
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6420043 |
A flaked niobium powder is disclosed as well as electrolytic capacitors formed from the flaked niobium powders. Niobium powders having a BET surface area of at least about 0.50 m 2 /g are also disclosed and capacitors made therefrom, as ...
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6375704 |
A niobium powder is described which when formed into an electrolytic capacitor anode, the anode has the capacitance of at least 62,000 CV/g. Methods of making flaked niobium powder which have high capacitance capability when formed into ...
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6373685 |
The present invention relates to capacitor anodes containing a niobium oxide having an atomic ratio of niobium to oxygen of 1:less than 2.5 and being formed at a formation voltage of about 6 volts or higher. The present invention further...
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6346132 |
A composite material includes a metallic second phase dispersed in a metallic matrix material. The metallic second phase has a grain structure that is at least partially martensitic. The second phase material is preferably an alloy of ni...
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6165623 |
A flaked niobium powder is disclosed as well as electrolytic capacitors formed from the flaked niobium powders. Niobium powders having a BET surface area of at least about 0.50 m 2 /g are also disclosed and capacitors made therefrom, as...
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6143051 |
A friction material comprising a sintered mass of iron in which graphite particles are dispersed, which sintered mass is formed from between 13 and 22 vol. % of iron fibers, between 13 and 22 vol. % of iron particles having a particle si...
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6110304 |
The hydrogen-absorbing alloy electrode for alkaline storage batteries according to the invention comprises a hydrogen absorbing alloy powder prepared by grinding a strip of hydrogen absorbing alloy produced by solidifying a molten alloy ...
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6077327 |
There is disclosed a method of producing an aluminum composite material in which the content of silicon carbide can be made higher as compared with conventional methods, and the production cost is low, and the method can be carried out e...
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6051044 |
A nitrogen containing niobium powder is disclosed as well as electrolytic capacitors formed from the niobium powders. Methods to reduce DC leakage in a niobium anode are also disclosed.
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6048379 |
The present invention is related to a family of materials that may act as a replacement for lead in applications where the high density of lead is important, but where the toxicity of lead is undesirable. The present invention more parti...
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6004370 |
A sintered friction material especially suitable for use in a braking system has a matrix of a copper-system metal such as copper, tin, nickel and aluminum, and contains a specific additive, graphite and potassium titanate as friction co...
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5964967 |
A treatment process for a composite comprising a matrix of a precipitation hardenable aluminum alloy and a particulate or short fiber ceramic reinforcement. The process includes hot and/or cold working the composite, subjecting the compo...
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5935485 |
A piezoelectric material includes a PZT ceramic, and a noble metal component. The noble metal component is added to the PZT ceramic in an amount of 0.35 parts by volume or more with respect to 100 parts by volume of the PZT ceramic, and ...
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5865912 |
Described herein is an SiC-reinforced aluminum alloy composite material of the type having silicon carbide uniformly dispersed in an aluminum alloy matrix containing magnesium as a strengthening element, characterized in that the composi...
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5841041 |
A porous mold material is provided that contains pores for ventilation in a metal casting, which pores range from 20 to 50 microns, and wherein the porosity value of the porous mold material ranges from 25 to 35% by volume. A method is f...
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5529600 |
A material for friction components made by a process including the steps of providing a first powder consisting of grains of a comparatively harder material with a comparatively higher coefficient of friction and an average grain size of...
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5508116 |
A metal matrix composite reinforced with shape memory alloy is disclosed ch is formed by blending metal particles and shape memory alloy particles to form a homogeneous powder blend, and consolidating the powder blend to form a unitary m...
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5501728 |
The present invention relates to a friction material for use in manufacturing various friction bearing components such as brakes, clutches, couplings, transmission systems and the like. The composition of the friction material includes a...
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5470371 |
Articles having improved strength at high temperature are made from near-eutectic nickel-base superalloys. In such alloys, the improved properties are achieved by preventing the formation of a dispersed second phase during the production...
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5418071 |
In the present invention, metal silicide grains form an interlinked structure of a metal silicide phase, and Si grains which form a Si phase are discontinuously dispersed between the metal silicide phase to provide a sputtering target ha...
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5364442 |
A composite electrode for electrochemical processing having improved high temperature properties, and a process for making the electrode by combustion synthesis. A composition from which the electrode is made by combustion synthesis comp...
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5304427 |
Composite structures having a higher density, stronger reinforcing niobium based alloy embedded within a lower density, lower strength niobium based alloy are provided. The matrix is preferably an alloy having a niobium and titanium base...
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5277990 |
Composite structures having a higher density, stronger reinforcing niobium based alloy embedded within a lower density, lower strength niobium based alloy are provided. The matrix is preferably an alloy having a niobium and titanium base...
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5264293 |
Composite structures having a higher density, stronger reinforcing niobium based alloy embedded within a lower density, lower strength niobium based alloy are provided. The matrix is preferably an alloy having a niobium and titanium base...
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5217526 |
A method of making a tantalum capacitor of improved specific capacitance (and volumetric efficiency) is described. Short tantalum fibers are precipitated out of a carrier liquid to form a felt, or tumbled to form fiber containing particl...
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5173107 |
The invention relates to a composite hard metal body of hard material, a binder and embedded reinforcing material, as well as to a process for the production of the composite hard metal body by methods of powder metallurgy. In order to c...
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5152828 |
The present invention relates to a method of producing a mold material used for obtaining a mold for casting metals such as Zn, Al and the like or molding resins. In the method, the short fibers having an aspect ratio of 30 to 300 and ob...
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5096661 |
A porous intermediate compact is first prepared from metal particles, carbon and a temporary binder. The compact is then heated to remove the binder and then infiltrated with the vapor of a metal having a melting point lower than the com...
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5080712 |
Methods for preparing sintered components from iron-containing and alloy steel powder are provided. The methods includes compacting a powder mixture in a die set at a pressure of at least about 25 tsi to produce a green compact which is ...
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5051231 |
A method for the fabrication of a superplastic composite material having metallic aluminum reinforced with silicon nitride includes thoroughly mixing silicon nitride with metallic aluminum, pressure-sintering the resultant mixture, furth...
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5030277 |
A method for fabricating a titanium aluminide composite structure consisting of a filamentary material selected from the group consisting of silicon carbide, silicon carbide-coated boron, boron carbide-coated boron, titanium boride-coate...
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5022918 |
A heat-resistant aluminum alloy sinter comprises 5 to 12% by weight of Cr, less than 10% by weight of at least one selected from the group consisting of Co, Ni, Mn, Zr, V, Ce, Fe, Ti, Mo, La, Nb, Y and Hf, and the balance of Al containin...
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5015289 |
A manufacturing method for a metal body by means of injection molding that comprises the steps of mixing and kneading a metal powder with short fibers such as metallic fibers, carbon fibers and an organic binder, injection-molding the kn...
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5013610 |
In a heat resisting aluminum alloy member with local metal matrix composite which contains inorganic fibers as reinforcing material, the matrix aluminum alloy of the metal matrix composite contains very little alloying elements in order ...
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