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8968642 Cermet body and a method of making a cermet body  
A TiC-based cermet body includes TiC and WC so that the atomic ratio Ti/W is between 2 to 5, and cobalt as the binder phase is present in an amount of between 5 to 25 vol %. Further, the cermet...
8906822 Catalytic surfaces and coatings for the manufacture of petrochemicals  
This disclosure describes a coating composition comprising: MnxOy, MnCr2O4, or combinations thereof in a first region of a coating having a first thickness, wherein x and y are integers between 1...
8834594 Cemented carbide body and applications thereof  
In one aspect, cemented carbide bodies are provided. A cemented carbide body described herein, in some embodiments, comprises a tungsten carbide phase, a binder phase comprising at least one metal...
8747515 Fully-dense discontinuously-reinforced titanium matrix composites and method for manufacturing the same  
The invention is suitable for the manufacture of flat or shaped titanium matrix composite articles having improved mechanical properties such as lightweight plates and sheets for aircraft and...
8697258 Articles having improved resistance to thermal cracking  
An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material...
8679400 Sintered material, ferrous sintered sliding material, producing method of the same, sliding member, producing method of the same and coupling device  
An iron-based sintered sliding material includes: a sintered structure which contains 10-50 wt. % copper and 1-15 wt. % carbon and has been formed by sintering a powder mixture obtained by mixing...
8679220 Ceramic and cermet having the second phase to improve toughness via phase separation from complete solid-solution phase and the method for preparing them  
This invention relates to a ceramic and a cermet each having a second phase for improving toughness via phase separation from a complete solid-solution phase and to a method of preparing them. The...
8663359 Thick sintered polycrystalline diamond and sintered jewelry  
Methods of forming larger sintered compacts of PCD and other sintered ultrahard materials are disclosed. Improved solvent metal compositions and layering of the un-sintered construct allow for...
8617289 Hardfacing compositions for earth boring tools  
A hardfacing composition essentially consisting of from about 50 to 75 percent by weight of a carbide phase having a particle size distribution of ±20% or less of a median particle size; and from...
8608822 Composite system  
A multiphase composite system is made by binding hard particles, such as TiC particles, of various sizes with a mixture of titanium powder and aluminum, nickel, and titanium in a master alloy or...
8602131 Process for manufacturing a part comprising a block of dense material constituted of hard particles and of binder phase having a gradient of properties, and resulting part  
A block of dense material is made up of hard particles, of the same or different nature, dispersed in a binder phase. The material has a solidus temperature Ts above which the binder phase is...
8561731 Hardmetal for use in oil and gas drilling applications  
A down hole drill bit is disclosed that includes a plurality of cutting elements mounted on a cutting structure. At least one of the plurality of cutting elements comprises a wear resistant...
8535407 Hard-metal  
The invention relates to a hard-metal comprising at least 13 volume % of a metal carbide selected from the group consisting of TiC, VC, ZrC, NbC, MoC, HfC, TaCl WC or a combination thereof, a...
8480783 Sintered porous metal body and a method of manufacturing the same  
A sintered porous metal body, which has a sintered structure having a volumetric porosity of 10 to 90%, wherein there are at least one powder particles selected from the group consisting of...
8414229 cBN composite material and tool  
The invention provides a tool component comprising a first layer of polycrystalline cBN material which has a rake (working) surface and a flank surface and comprises less than 70 vol % cBN; and a...
8303681 Mixed powder and sintered body, mixed cermet powder and cermet, and fabrication methods thereof  
A mixed powder and a sintered body obtained by sintering the mixed powder. The mixed powder includes a solid-solution powder with complete solid-solution phase. The solid-solution powder includes...
8282701 Free-machining powder metallurgy steel articles and method of making same  
A small diameter, elongated steel article, comprising fully consolidated, prealloyed metal powder is disclosed. The consolidated metal powder has a microstructure that has a substantially uniform...
8202627 Electrocomposite coatings for hard chrome replacement  
The invention provides a method and system for electrolytically coating an article. The method includes providing an article to be coated and disposing the article in an electrolytic cell. The...
8202344 Cemented carbide with ultra-low thermal conductivity  
A hard alloy material comprising tungsten carbide in an amount of less than 50 weight percent of the material, titanium carbide in an amount of at least about 30 weight percent, and a binder...
8083831 Lightweight, anti-scratch and fracture resistant material for use in the manufacture of jewelry  
The present invention relates to a lightweight, anti-scratch and fracture resistant material for use in manufacture of jewelry prepared by sintering a powered mixture consisting essentially of 20%...
8074750 Earth-boring tools comprising silicon carbide composite materials, and methods of forming same  
Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of silicon carbide particles dispersed throughout a matrix material,...
8075661 Ultra-hard composite material and method for manufacturing the same  
An ultra-hard composite material and a method for manufacturing the same, including mixing a metal carbide powder and a multi-element high-entropy alloy powder to form a mixture, green compacting...
8057571 Corrosion resistant tool  
There is disclosed a cemented carbide tool containing tungsten carbide, titanium carbide, nickel and cobalt, molybdenum and chromium. The composition of the materials provides a good resistance to...
8043404 High extrusion ratio titanium metal matrix composites  
Disclosed herein are extruded titanium metal matrix composites with enhanced ductility. Also disclosed is the extrusion at high extrusion ratio of titanium metal matrix composites produced by...
8007922 Articles having improved resistance to thermal cracking  
An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material...
7998230 Polymetal powder and sintered component produced based on this powder  
A multi-metal powder, in particular for producing diamond tools comprises iron copper, cobalt and molybdenum whose contents are expressed in the following mass percentages: Fe+Cu+Co+Mo=98 mass %,...
7972409 Cemented carbide and cutting tool  
Disclosed is a cemented carbide comprising 5 to 10 mass % of cobalt and/or nickel, and 0 to 10 mass % of at least one selected from a carbide (except for tungsten carbide), a nitride and a...
7967922 Ferrous abrasion resistant sliding material  
A ferrous abrasion resistant sliding material capable of improving seizing resistance, abrasion resistance and heat crack resistance is provided. The ferrous abrasion resistant sliding material...
7963402 Filter device for molten metal filtration and method for producing such filters  
The present invention relates to a ceramic filter device for molten metal filtration comprising a major ceramic phase and a minor carbon phase bonded by phosphate bond, a method for producing such...
7897265 Low cost, environmentally favorable, chromium plate replacement coating for improved wear performance  
A coating which improves the wear performance of a part is described. The coating is applied over an article such as a part or a workpiece using an electroplating process. The coating broadly...
7892315 Solid-solution powder, method to prepare the solid-solution powder, cermet powder including the solid-solution powder, method to prepare the cermet powder, cermet using the cermet powder and method to prepare the cermet  
Disclosed are a solid-solution powder, a method for preparing the solid-solution powder, a cermet powder including the solid-solution powder, a method for preparing the cermet powder, a cermet...
7857188 High-performance friction stir welding tools  
Friction stir welding tools made of a hardmetal including hard particles having a first material and a binder matrix having a second, different material.
7833432 Composite metal molding and method for manufacturing thereof  
A compression molding which is high in both dimensional accuracy and mechanical strength is difficult to manufacture by a powder molding process. Especially, a molding including a soft magnetic...
7829013 Components of earth-boring tools including sintered composite materials and methods of forming such components  
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced...
7799111 Thermal spray feedstock composition  
The invention relates to a thermal spray feedstock composition that employs free flowing agglomerates formed from (a) a ceramic component that sublimes,(b) a metallic or semi-conductor material...
7749298 Iron-based sintered alloy and manufacturing method thereof  
To provide an iron-based sintered alloy excellent in shape accuracy and wear resistance, and reduced hostility to mating materials, and having sufficient hardness after tempering, as well as a...
7691173 Consolidated hard materials, earth-boring rotary drill bits including such hard materials, and methods of forming such hard materials  
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced...
7687023 Titanium carbide alloy  
A composite alloy that contains TiC is made using a green binder system of titanium sponge granules and a liquid phase binder system comprising titanium, nickel, and aluminum. The alloy has a mass...
7666246 Particle dispersion copper alloy and method for producing the same  
Hard phase particles including Co alloy particles, carbide alloy particles, and silicide particles are dispersed substantially uniformly throughout a matrix composed of Cu self-fluxing alloy of a...
7662208 Electrical contacts for vacuum circuit breakers and methods of manufacturing the same  
An electrical contact used herein comprises chromium; one of copper and silver; and a carbide, in which the electrical contact comprises a matrix and chromium, the matrix phase mainly comprising...
7658781 Silicon-containing composite bodies, and methods for making same  
Composite bodies made by a silicon metal infiltration process that feature a metal phase in addition to any residual silicon phase. Not only does this give the composite material engineer greater...
7645315 High-performance hardmetal materials  
Hardmetal compositions each including hard particles having a first material and a binder matrix having a second, different material comprising rhenium or a Ni-based superalloy. Tungsten may also...
7641709 High thermal conductivity metal matrix composites  
Discontinuous diamond particulate containing metal matrix composites of high thermal conductivity and methods for producing these composites are provided. The manufacturing method includes...
7588620 Cutting tool  
A cutting tool comprised of a cemented carbide is provided. The cemented carbide is consisted of a composition including: a predetermined amount of at least one selected from specific carbide,...
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...
7556668 Consolidated hard materials, methods of manufacture, and applications  
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced...
7553350 High-strength and highly-wear-resistant sintered diamond object and manufacturing method of the same  
A high-strength and highly-wear-resistant sintered diamond object according to the present invention includes sintered diamond particle having an average particle size of not larger than 2 μm and...
7488394 Rare earth permanent magnet  
A rare earth permanent magnet is in the form of a sintered magnet body having a composition R1aR2bTcAdFeOfMg wherein F and R2 are distributed such that their concentration increases on the average...
7442225 High strength high toughness Mo alloy worked material and method for production thereof  
The present invention provides a worked molybdenum-alloy material that can be used at higher temperatures than at least temperatures at which known TZM alloys are used. A worked molybdenum-alloy...
7442338 Product manufacture in structural metallic materials reinforced with carbides  
The present invention develops a manufacture method, via conventional liquid metallurgy, of finished and semi-finished metallic parts as casting, ingot, blooms and slabs in alloys base Fe, base Ni...

Matches 1 - 50 out of 449 1 2 3 4 5 6 7 8 9 >