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7588833 |
Fine grained sintered cemented carbides containing a gradient zone
There is disclosed a fine grained cutting tool insert consisting of a cemented carbide substrate and a coating. The cemented carbide substrate comprises WC, binder phase, and vanadium containing...
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7473287 |
Thermally-stable polycrystalline diamond materials and compacts
Thermally-stable polycrystalline diamond materials of this invention comprise a first phase including a plurality of bonded together diamond crystals, and a second phase including a reaction...
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7455905 |
Iron based soft magnetic powder having an insulating coating
The present invention concerns a high purity, annealed iron powder suitable for the preparation of soft magnetic composites. The powder is distinguished in that the content of inevitable impurities...
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7422697 |
Composite sintered magnetic material, its manufacturing method, and magnetic element using composite sintered magnetic material
A composite sintered magnetic material comprises a kind of metal powder at least one selected from the group consisting of Fe, Fe—Si type, Fe—Ni type, Fe—Ni—Mo type, and Fe—Si—Al type,...
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7368079 |
Method for forming ultra hard sintered compacts using metallic peripheral structures in the sintering cell
A method for forming an ultra hard material layer is provided. The method includes disposing a metallic liner inside the periphery of a refractory metal enclosure, introducing ultra hard material...
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6933056 |
Exhaust manifold and method of making the same
An exhaust manifold ( 10 ) of the present invention comprises a liner ( 12 ) that includes inner surface ( 14 ) defining manifold passages and an outer surface ( 16 ). The exhaust manifold ( 10 )...
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6908688 |
Graded composite hardmetals
A multiple-region hardmetal tool piece. The tool piece includes a hardmetal body including a hard particle component and a binder; an additional body, the additional body including a hardmetal body...
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6830822 |
Inorganic colors and related nanotechnology
A pigment with modified properties because of the powder size being below 100 nanometers. Blue, yellow and brown pigments are illustrated. Nanoscale coated, un-coated, whisker inorganic fillers are...
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6828037 |
Hydrogen-permeable structure and method for manufacture thereof or repair thereof
The invention provides a hydrogen permeable structure, which can effectively prevent peeling-off of a hydrogen permeable film and hence has higher durability, and a method of manufacturing the...
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6670049 |
Metal/ceramic composite protective coating and its application
An environmental coating is applied to the surface of a titanium-base alloy substrate to protect the surface from oxidation, corrosion, erosion, and other damage. The coating is a mixture of a...
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6667112 |
Method for the manufacture of dental restorations
Dental restorations are fabricated using metal powder. Preferably, the metal powder is a high fusing metal and preferably, the metal powder comprises a non-oxidizing metal. The metal powder is...
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6610414 |
Biaxially textured articles formed by power metallurgy
A biaxially textured alloy article having a magnetism less than pure Ni includes a rolled and annealed compacted and sintered powder-metallurgy preform article, the preform article having been...
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6569529 |
Titanium-containing interference pigments and foils with color shifting properties
Interference pigment flakes and foils are provided which have color shifting properties. The pigment flakes can have a symmetrical coating structure on opposing sides of a reflector layer, can have...
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6422008 |
System for reduction of harmful exhaust emissions from diesel engines
Methods and apparatus for reducing the TPM level of a diesel engine exhaust stream by providing a suitable oxidation catalyst into the exhaust train. The oxidation catalyst may be incorporated into...
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6342306 |
Bearing material for porous hydrostatic gas bearing and porous hydrostatic gas bearing using the same
A bearing material includes a backing metal and a porous sintered metal layer sintered onto a surface of the backing metal, particles of an inorganic substance being contained at grain boundaries...
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6299992 |
Method of making cemented carbide with binder phase enriched surface zone
The present invention relates to method of making a cemented carbide insert, comprising a cemented carbide substrate and a coating. The substrate contains WC and cubic carbonitride phase in a...
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6299658 |
Cemented carbide, manufacturing method thereof and cemented carbide tool
In a cemented carbide, at least one compound 3 including a carbide, a nitride or carbo-nitride of at least one component selected from IVa, Va and VIa group elements or a solid solution thereof...
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6275130 |
Corrosion-resisting permanent magnet and method for producing the same
An object of the present invention is to provide an Fe--B--R permanent magnet that exhibits stabilized high magnetic properties, wear resistance, electrical insulating performance, and corrosion...
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6228453 |
Composite materials comprising two jonal functions and methods for making the same
The present invention generally relates to mechanisms for preventing undesirable oxidation (i.e., oxidation protection mechanisms) in composite bodies. The oxidation protection mechanisms include...
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6217992 |
Coated cutting insert with a C porosity substrate having non-stratified surface binder enrichment
A cutting insert which comprises a rake face and a flank face wherein there is a cutting edge at the juncture of the rake face and the flank face. The cutting insert has a coating and a substrate...
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6187071 |
Bond for abrasive tool
A bond for a single layer metal bond abrasive tool can be easily chemically and electrochemically stripped from the metal core of a recovered used tool to facilitate reuse of the core. Relative to...
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6165246 |
Copper-base sintered sliding material excellent in slipperiness and machaniability
In order to make the wear-resistance and machinability of the copper-based sliding material, in which such particles as AlN, Al 2 O 3 , NiB, Fe 2 B, SiC, TiC, WC, Si 3 N 4 , Fe 3 P, Fe 2 P...
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6083631 |
Article and a method and apparatus for producing an article having a high friction surface
A product and a process for producing a matrix and a tool for use in abrasive or cutting applications including a base tool structure which may be armed with a plurality of triangular or conically...
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6060172 |
Fe-based rapidly quenched metal strip
The present invention relates to a rapidly quenched metal strip used as a core material for transformers, magnetic shields, choke coils, etc., and to an Fe-based rapidly quenched metal strip having...
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6051324 |
Composite of ceramic-coated magnetic alloy particles
A composite structure and method for manufacturing same, the composite structure being comprised of metal particles and an inorganic bonding media. The method comprises the steps of coating...
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6040068 |
Ceramic wiring board and method of producing the same
A ceramic wiring board has a non-oxide based ceramic substrate which is a sintered body containing aluminum nitride, silicon nitride or the like as main component, and a metallized layer formed on...
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5993506 |
Plate-crystalline tungsten carbide-containing hard alloy, composition for forming plate-crystalline tungsten carbide and process for preparing said hard alloy
Disclosed are a plate-crystalline tungsten carbide-containing hard alloy which comprises 4 to 40% by volume of a binder phase containing at least one of iron group metals selected from Co, Ni and...
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5989729 |
Wear resistant metal composite
A wear resistant metal composite which comprises formed porous fly ash obtained by forming fly ash into the desired shape and a metal impregnated into voids present in the interior of said formed...
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5985451 |
Elastic product
A master brake cylinder comprises a reservoir and a cylinder for generating fluid pressure. Provided in the cylinder is a sliding piston, and mounted to front and rear ends of piston are piston...
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5975852 |
Thermal barrier coating system and method therefor
A thermal barrier coating and a method for forming the coating on an article designed for use in a hostile thermal environment, such as turbine, combustor and augmentor components of a gas turbine...
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5943546 |
Gradient function material
A disclosed gradient function material is produced by molding and thereafter firing a slurry which contains a plurality of groups of particles having different specific gravities. The plurality of...
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5937268 |
Sintered sliding member and production method thereof
A sintered sliding member having not only excellent in wear resistance but also low in attacking property against a mated member. To obtain the member, 0.1 to 3.5 wt. % h-BN and 0.1 to 3.5 wt. %...
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5923945 |
Method of preparing coated nitride powder and the coated powder produced thereby
The invention is a process for the preparation of coated nitride powder, comprising contacting one or more metal complex(es), organo-aluminum material, optionally one or more silicon compounds or...
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5923944 |
Fluid containment article for hot hydrocarbon fluid and method of forming a coating thereon
A fluid containment article that exhibits a reduced tendency for thermal decomposition products to deposit and adhere to its surface in contact with a hydrocarbon fluid, such as a hydrocarbon fuel,...
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5903814 |
Flux cored wires for gas shielded arc welding
A flux cored wire for gas shielded arc welding with a mixed gas comprising argon and carbon dioxide which comprises: a seam-welded steel sheath; and a core filled in the steel sheath and...
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5894053 |
Process for applying a metallic adhesion layer for ceramic thermal barrier coatings to metallic components
In a process for applying a metallic adhesion layer for thermally sprayed ceramic thermal barrier coatings to metallic components, the surface which is to be coated being cleaned in a first process...
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5891584 |
Coated article for hot hydrocarbon fluid and method of preventing fuel thermal degradation deposits
Articles for hot hydrocarbon fluid wherein the surface for contacting the fluid is a diffusion barrier material or a catalytic material coated on a metal substrate. The material is either...
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5889219 |
Superhard composite member and method of manufacturing the same
A sintered body having diamond grains dispersed and held in a matrix of cemented carbide or cermet is obtained by direct resistance heating and pressurized sintering. The sintering is performed at...
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5835842 |
Alloy having excellent corrosion resistance and abrasion resistance, method for producing the same and material for use in production of the same
A material for use in the production of an alloy having excellent corrosion resistance and abrasion resistance is provided. The material includes a cored wire formed from at least a pipe of matrix...
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5835841 |
Composite material and production thereof
A composite material is composed of a matrix and dispersed components which form a discontinuous three-dimensional network structure in the matrix. It permits the dispersed components to fully...
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5822674 |
Electrical contact material and method of making the same
A material for electric contacts based on silver-tin oxide is obtained by mixing a powder of silver or an alloy mainly containing silver with a powder consisting mainly of tin oxide and 0.01 to 10...
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5812926 |
Process for hard facing a substrate
A hard facing alloy is applied to a surface of a substrate by making a mixture of at least two constituents whose net composition is the desired hard facing alloy composition. The constituents have...
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5805973 |
Coated articles and method for the prevention of fuel thermal degradation deposits
Articles for hot hydrocarbon fluid wherein the surface for contacting the fluid is a metal oxide, amorphous glass or metal fluoride diffusion barrier material coated on a metal substrate. The metal...
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5763093 |
Aluminum nitride body having graded metallurgy
Disclosed is an aluminum nitride body having graded metallurgy and a method for making such a body. The aluminum nitride body has at least one via and includes a first layer in direct contact with...
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5759707 |
Flux-coated metal components
Metal structures, e.g. coolers or heat exchangers, can be produced by placing together metal components coated with solder, dipping them into a slurry of a flux, and soldering them by heating....
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5741596 |
Coating for oxidation protection of metal surfaces
An oxidation protection coating for metal substrate surfaces. The coating, according to a preferred embodiment, comprises an initial or first layer of a glass-ceramic, such as a barium...
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5741556 |
Process for producing an oxide dispersed MCrAlY-based coating
A thermal spray process for producing a MCrAlY-based coating wherein M is selected from the group consisting of iron, cobalt, nickel and mixtures thereof and wherein the oxygen in the fuel-oxidant...
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5740515 |
Erosion/corrosion protective coating for high-temperature components
An article of manufacture which is subject to erosive and corrosive attack in a high-temperature environment is formed of a substrate of nickel or cobalt-based superalloy, and a protective silicide...
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5736261 |
Conductive paste
A conductive paste in which cracks do not occur even at boundaries between areas of different film thicknesses comprises spherical and flake-form silver powders, a low softening point glass frit,...
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5729823 |
Cemented carbide with binder phase enriched surface zone
The present invention relates to a cemented carbide insert, comprising a cemented carbide substrate and a coating. The substrate contains WC and cubic carbonitride phase in a binder phase based of...
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