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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,...
7364692 Metal matrix composite material with high thermal conductivity and low coefficient of thermal expansion  
Metal-matrix composites with combinations of physical and mechanical properties desirable for specific applications can be obtained by varying and controlling selected parameters in the material...
7332122 Ti(C,N)-(Ti,Nb,W)(C,N)-Co alloy for milling cutting tool applications  
A titanium based carbonitride alloy containing Ti, Nb, W, C, N and Co. The alloy also contains, in addition to Ti, 9-14 at % Co with only impurity levels of Ni and Fe, 1-<3 at % Nb, 3-8 at % W...
7311873 Process of direct powder rolling of blended titanium alloys, titanium matrix composites, and titanium aluminides  
The invention relates to manufacturing of fully dense strips, plates, sheets, and foils from titanium alloys, titanium metal matrix composites, titanium aluminides, and flat multilayer composites...
7244318 Method for preparation of permanent magnet  
A blended powder including a first powder containing an R 2 T 14 B phase as a main phase, and a second powder containing an R 2 T 17 phase at 25 wt % or more of the whole is prepared. Herein, R is...
7186288 Method for fabricating high purity, high density metal matrix composite materials and the product thereof  
A method of production of large Ingots of neutron attenuating composites using a vacuum-bellows system allows for large cross-sectional shapes to be extruded and rolled. This method uses a...
7169208 Method and composition for dispersing extra-fine nickel powder  
A composition for use with alloys including extra-fine nickel powder dispersed with a hydrophobic inorganic dispersant which is preferably high-purity silica treated with hexamethyldisilazane...
7163657 Cemented carbide body containing zirconium and niobium and method of making the same  
A sintered cemented carbide body (e.g., a cutting tool) and a method of making the same. The sintered cemented carbide body includes tungsten carbide, a binder phase of at least one metal of the...
7097685 Cemented carbide, coated cemented carbide member and production processes of the same  
A cemented carbide comprises a binder phase consisting essentially of an iron family metal, a first hard phase consisting essentially of WC having a hexagonal crystal structure, and a second hard...
7087202 Particulate reinforced aluminum composites, their components and the near net shape forming process of the components  
This invention concerns particulate reinforced Al-based composites, and the near net shape forming process of their components. The average size of the reinforced particle in the invented...
7074247 Method of making a composite abrasive compact  
There is provided a method of making a composite abrasive compact which comprises an abrasive compact bonded to a substrate. The abrasive compact will generally be a diamond compact and the...
6960319 Tungsten alloys for penetrator application and method of making the same  
Disclosed is a flow-softening tungsten alloy having the general formula: W 100-p A i B j C k D e
6951579 Sintered alloy for valve seats, valve seat and manufacturing method thereof  
A sintered alloy for valve seats is comprised of carbon at 1 to 2 percent by weight, chromium at 3.5 to 4.7 percent by weight, molybdenum at 4.5 to 6.5 percent by weight, tungsten at 5.2 to 7.0...
6946096 Use of powder metal sintering/diffusion bonding to enable applying silicon carbide or rhenium alloys to face seal rotors  
A method for making aerospace face seal rotors reinforced by rhenium metal, alloy, or composite in combination with silicon carbide or other ceramic. The resulting rotor also is disclosed. Ceramic...
6921422 Ductile binder phase for use with A1MgB14 and other hard materials  
This invention relates to a ductile binder phase for use with AlMgB 14 and other hard materials. The ductile binder phase, a cobalt-manganese alloy, is used in appropriate quantities to tailor...
6918943 Machining tool and method of producing the same  
A machining surface of a machining tool such as a drill is composed of a metal-rich section. A ceramics-rich section is formed centrally in the drill. Further, a gradient section is provided...
6916355 Composite material and method for production of the same  
A composite material 5 in which a dispersing material 7 is dispersed in a matrix 6 is provided. The composite material 5 is producible by steps of filling said mixed material in a...
6899844 Production method of aluminum alloy for sliding bearing  
A method of producing a fine TiC particle-dispersing type Al—Sn based aluminum alloy includes the steps of: preparing either Al mother-alloy or metallic raw materials of the Al alloy and a green...
6872356 Method of forming polycrystalline diamond cutters having modified residual stresses  
The residual stresses that are experienced in polycrystalline diamond cutters, which lead to cutter failure, can be effectively modified by selectively thinning the carbide substrate subsequent to...
6852275 Process for production of intermetallic compound-based composite material  
There is provided a process for producing an intermetallic compound-based composite material containing a reinforcing material and an intermetallic compound. The process includes infiltrating a...
6840978 Porous metal article, metal composite material using the article and method for production thereof  
A porous metal body having a foam structure of 500 μm or less in average pore diameter, wherein the skeleton is composed of an alloy primarily including Fe and Cr, and Cr carbide or FeCr carbide...
6814775 Sintered compact for use in machining chemically reactive materials  
A sintered cubic boron nitride (cBN) compact for use in a tool is composed of between about 60 and 80 vol-% cBN having a volumetric mean particle size of between about 3 to 6 μm and between about...
6802883 Iron-based sintered alloy for use as valve seat and its production method  
An iron-based sintered alloy, which consists of from 0.5 to 5% of Ni, from 0.5 to 4% of Cr, from 0.5 to 2% of C, the balance being Fe and unavoidable impurities, and which has a micro-structure...
6773482 cold work steel alloy for the manufacture of parts by powder metallurgy  
A cold work steel alloy for the manufacture of parts, comprising the elements C, Si, Mn, Cr, W, Mo, V, Nb, Co, S, N, Ni and accompanying elements in the concentration ranges recited in claim 1 ...
6723387 Multimodal structured hardcoatings made from micro-nanocomposite materials  
A thermal spray method for the fabrication of ceramic/metal and ceramic/ceramic hardcoating for wear applications. The method makes use of feedstock powder, composed of micron-scale aggregates of...
6723279 Golf club and other structures, and novel methods for making such structures  
Golf club structures, including club heads and shafts, composed of composites comprised of a matrix of metal, such as an aluminum alloy, or a plastic material and a fiber such as graphite or a...
6712871 Sintered alloy for valve seat having excellent wear resistance and method for producing the same  
A sintered alloy composition for automotive engine valve seats, and a method for producing the same, are described. An iron base sintered alloy composition comprising vanadium carbide particles,...
6682579 Metal-based powder compositions containing silicon carbide as an alloying powder  
Metallurgical powder compositions are provided that include silicon carbide to enhance the strength, ductility, and machine-ability of the compacted and sintered parts made therefrom. The...
6676893 Porous cubic boron nitride based material suitable for subsequent production of cutting tools and method for its production  
The presently claimed invention relates to a method of making a PcBN cutting tool insert. The method includes the following steps: mixing raw material powders, (e.g., cBN, hBN, TiC, TiN, Ti(C,N),...
6652616 Powder metallurgical method for in-situ production of a wear-resistant composite material  
In accordance with the method according to the present invention, particles consisting of ferrotitanium, ferroniobium or ferrovanadium are dispersed and hot compacted in a metal matrix powder...
6641776 Method for preparing radiopaque surgical implement  
X-ray imageable articles, for instance surgical implements or parts therefore which are used in minimally invasive surgical procedures, may be prepared by a process including the steps of: (a)...
6638474 method of making cemented carbide tool  
A coated cemented carbide tool, and a method for making the same, wherein the as-sintered substrate is formed by sintering in an atmosphere having at least a partial pressure and for a part of the...
6635098 Low cost feedstock for titanium casting, extrusion and forging  
A low cost titanium, titanium alloy material, or Ti matrix composite comprising clean and divided titanium turnings that are blended with titanium, titanium alloy powder, and/or ceramic powder and...
6630008 Nanocrystalline aluminum metal matrix composites, and production methods  
Objects comprising carbide particulate having pressure consolidated nanocrystalline coating material are formed. Oxides of the coating material, in particulate form, may become dispersed in the...
6602314 Aluminum composite material having neutron-absorbing ability  
The present invention provides an aluminum composite material having neutron absorbing power that improves the ability to absorb neutrons by increasing the content of B, while also being superior...
6573210 Metal-ceramic formed body and process for producing it  
A composite ceramic-metal material has an Al 2 O 3 matrix interpenetrated by a network of a ductile metal phase with a higher meltin temperature than aluminum and which makes up 15 to 80 vol. % of...
6562291 Process for the manufacture of compressed articles by compacting metallic powder and subsequently sintering the compact  
A process for the manufacture of compressed articles, particularly cemented-carbide cutting blade inserts, by compacting metallic powder and subsequently sintering the compact, particularly...
6551371 Titanium-based composite material, method for producing the same and engine valve  
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...
6521013 Niobium sintered body for capacitor and replace with process for producing same  
A niobium sintered body for a capacitor, which exhibits an LC value of not larger than 300 μA/g as measured after an electrolytic oxide film is formed thereon. The sintered body preferably...
6506226 Hard metal or cermet body and method for producing the same  
The invention relates to a hard metal or cermet body with a hard material phase consisting of WC and/or at least one carbide, nitride, carbonitride and/or oxicarbonitride of at least one of the...
6440358 Fabrication process for powder composite rod  
The present invention relates to a method of forming a powder rod core comprising injecting a powder mix material into a mold, moving the mold to a curing station, and injecting material into a...
6432150 Diamond-containing stratified composite material and method of manufacturing the same  
A superabrasive containing layered composite is provided which comprises a substrate block consisting of either ceramic material and metallic or several metallic materials, and a superabrasive...
6428596 Multiplex composite powder used in a core for thermal spraying and welding, its method of manufacture and use  
A multiplex powder composite for use in a cored wire electrode to be deployed in a thermal spray or welding apparatus. The composite comprises micron-sized particles and sub-micron-sized particles,...
6402802 Exoflash consolidation technology to produce fully dense nanostructured materials  
Embodiments include a method for fabricating a nanograined component from a nanograined powder composition. A compact is formed from the nanograined powder composition and sufficient heat is...
6398843 Dispersion-strengthened aluminium alloy  
A dispersion-strengthened material is described which comprises aluminium or aluminium alloy containing a substantially uniform dispersion of ceramic particles to confer dispersion strengthening...
6387196 Process for producing particle-reinforced titanium alloy  
A process for producing a particle-reinforced titanium alloy includes the steps of: heating a titanium alloy in which ceramic particles having a thermodynamically stable property are dispersed in a...
6387149 Metal porous bodies, method for preparation thereof and metallic composite materials using the same  
A metal porous body having a skeleton which has a foam structure, composed of an alloy composed mainly of Fe and Cr and includes a Cr carbide and/or FeCr carbide uniformly dispersed therein. The...
6350294 Powder-metallurgically produced composite material and method for its production  
The present invention relates to powder-metallurgically produced composite material comprising a matrix of a metal with a melting point of at most 1,200° C. and a granular additive which consists...
6338907 Abrasive tool  
The invention relates to an abrasive tool comprising a support body and at least one abrasive element connected thereto. Said abrasive element has an abrasive grain which is joined by a sintered...
6336950 Electrode rod for spark deposition, process for the production thereof, and process for covering with superabrasive-containing layer  
An aspect of this invention is an electrode rod for spark alloying, comprising a compact of a first powder of a first component which comprises a metal selected from a group of Fe, Co, Ni, metals...
Matches 1 - 50 out of 352 1 2 3 4 5 6 7 8 >