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WO/2010/108178A1 |
A hardfacing composition comprising an iron-based binder alloy; and a carbide phase comprising a sintered carbide and a cast tungsten carbide, wherein the cast carbide is present in a quantity of at least 22 % by weight, based on the tot...
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WO/2010/104094A1 |
Disclosed is a cermet which is configured of hard phases and a bonding phase that is mainly composed of an iron group metal. Each hard phase contains W and nitrogen, and is composed of at least one compound selected from among metal carb...
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WO/2010/104777A2 |
Earth-boring tools comprising bodies with one or more thermally conductive insert support regions and one or more inserts secured to the one or more insert support regions are disclosed. The inserts may each comprise an insert body, whic...
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WO/2010/103418A1 |
The invention relates to a superhard element (10) comprising a polycrystalline superhard structure (20) joined at an interface to a hard-metal body (30) comprising metal carbide grains bonded together by a metal binder,- the polycrystall...
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WO/2010/097784A1 |
The invention relates to hard-metal body comprising a hard-metal, the hard-metal comprising tungsten carbide grains and metal binder comprising cobalt having a concentration of tungsten dissolved therein, the body comprising a surface re...
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WO/2010/096003A1 |
The invention relates to a method for injection moulding or extrusion of cemented carbide or cermet parts with a solids loading of φ= 0.54- 0.56, using a binder system, comprising 30-60 wt-% olefinic polymers, 40-70 wt-% waxes. The bind...
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WO/2010/096004A1 |
The present invention relates to a fine grained cemented carbide powder mixture for cutting tool inserts for metal machining comprising WC-powder with a Scott density of 2.75 - 3.75 g/cm3 and a compacting density after dry pressing at 10...
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WO/2010/096538A1 |
A drill bit that includes a bit body having a plurality of blades extending radially therefrom, at least a portion of the plurality of blades comprises a first matrix region comprising a plurality of first carbide particles separated by ...
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WO/2010/093136A2 |
Provided are a WC-Fe-based cemented carbide and a method for producing same, wherein no pore is formed and WC is uniformly distributed to achieve improved mechanical properties and wear resistance, as well as superior bondability to carb...
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WO/2010/088480A2 |
An earth-boring rotary drill bit includes a bit body configured to carry one or more cutters for engaging a subterranean earth formation, the bit body comprising a particle-matrix composite material having a plurality of hard particles d...
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WO/2010/087092A1 |
Provided is a ceramic for decorative parts, which exhibits not only excellent wear resistance and high hardness but also high rigidity and has a golden color tone capable of giving a user a sense of luxuriousness, a feeling of aesthetic ...
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WO/2010/071586A1 |
The present invention relates to a titanium based carbonitride alloy containing Ti, Nb, Ta, W, C, N and Co. The alloy contains - Co 7 to 21 wt % - W 14 to 20 wt % - Ta 5 to 11 wt % - Nb 2 to 7 wt % and, - Ti 33 to 50 wt % whereby the ove...
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WO/2010/071580A1 |
The present inventions relates to a method for the production of tungsten carbide based cemented carbide or cermet tools or components using the powder injection moulding method comprising mixing of hard constituent powder and a metallic...
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WO/2010/063105A1 |
The invention disclosed relates to a novel class of quaternary metal oxides of general formula Ba1-xPrxCo1-yFeyO3 I, wherein 0
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WO/2010/062649A2 |
A method for manufacturing functionally graded cemented tungsten carbide with hard and wear-resistant surface and tough core is described. The said functionally graded cemented tungsten carbide (WC-Co) has a surface layer having a reduce...
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WO/2010/059116A1 |
The present invention relates to a method for the production of tungsten carbide based cemented carbide or cermet tools or components using the powder injection moulding or extrusion method comprising mixing of granulated cemented carbid...
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WO/2010/056191A1 |
The present invention relates to a method of producing a cemented carbide body comprising providing: (1 ) a grain refiner compound comprising a grain refiner and carbon and/or nitrogen, and, (2) a grain growth promoter, on at least one p...
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WO/2010/050493A1 |
A ceramic for decorative parts is provided. The ceramic has a golden color tone, can give a sense of high quality, a feeling of aesthetic satisfaction, and spiritual serenity, is improved in mechanical characteristics including hardness...
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WO/2010/048464A1 |
Metalforming tools comprising WC-Co cemented tungsten carbide are provided for warm and/or hot working operations. The WC-Co materials have controlled compositions and microstructures, resulting in properties that allow the material to b...
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WO/2010/046224A2 |
The invention relates to the use of binder alloy powders containing molybdenum to produce sintered hard metals based on tungsten carbide, wherein the binder alloy powder used has an FSSS value of 0.5 to 3 μm measured with the "Fisher Su...
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WO/2010/040953A1 |
Process for manufacturing a part comprising a block (1) made of a dense material constituted of hard particles, of the same nature or of a different nature, dispersed in a binder phase, the material having a solidus temperature Ts starti...
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WO/2010/038483A1 |
Disclosed is a composite member suitable as a heat-dissipating member for a semiconductor element. Also disclosed is a process for producing the composite member. The composite member is a complex of magnesium or a magnesium alloy and ...
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WO/2010/037220A1 |
The invention relates to a composite material of formula: (C‑N‑B‑MR)x(Al‑MR)y(R)Z in which C-N-B-MR is one or more carbides, nitrides or borides of one or more refractory metals of group IV, V or VI of the Periodic Table and/or o...
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WO/2010/036569A2 |
A down hole drill bit that includes a plurality of cutting elements mounted on a cutting structure, wherein at least one of the plurality of cutting elements comprises a wear resistant material, the wear resistant material comprising coa...
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WO/2010/035824A1 |
A sintered cermet and a cutting tool are provided which have high toughness and high chipping resistance. The sintered cermet comprises: a rigid phase containing titanium as a major component and comprising one or more members selected f...
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WO/2010/034369A1 |
The invention relates to a carbide body having 1-3% binder by mass, the remainder being carbide having a hexagonal WC phase and having a cubic face-centered phase of the form (M1, M2, M3)C or (M1,M2, M3)(C,N) or (M1, M2, M3)(O,C,N), wher...
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WO/2010/027504A1 |
Methods are disclosed to enable the production of cost-effective, machinable, high thermal conductivity metal/diamond metal matrix composite compound structures. The use of compound pre-forms made from porous machinable carbonaceous mate...
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WO/2010/024377A1 |
Disclosed is a surface-covered cermet member that can improve oxidation resistance while maintaining high performance of a titanium-type sintered compact. The surface-covered cermet member comprises an oxidation-resistant film (12) provi...
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WO/2010/024160A1 |
Disclosed is a tungsten alloy carbide powder as a tungsten carbide that comprises a transition metal element forcibly dissolved as a solid solution, and is suitable as a material for cemented carbides. A diffused cemented carbide that is...
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WO/2010/021802A2 |
An article of manufacture includes a cemented carbide piece7 and a joining phase that binds the cemented carbide piece into the article. The joining phase includes inorganic particles and a matrix material. The matrix material is a metal...
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WO/2010/021801A2 |
An earth-boring bit part such as, for example, a bit body, roller cone, or mud nozzle includes a hybrid cemented carbide composite. The hybrid cemented carbide includes a cemented carbide dispersed phase, and a cemented carbide continuou...
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WO/2010/013735A1 |
Provided is a cutting tool constituted of a sintered cermet having high toughness and thermal shock resistance. The cutting tool is constituted of a sintered cermet composed of rigid phases (11) comprising one or more members selected fr...
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WO/2010/008004A1 |
Disclosed is a hard powder containing much complex carbonitride solid solution, which improves sintering properties of a sintered hard alloy and enables the alloy to have a uniform structure. The hard powder contains not less than 90% b...
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WO/2010/001859A1 |
Disclosed is a member for conveying a high-temperature material, which has excellent build-up resistance, oxidation resistance and heat-crack resistance. The member for conveying a high-temperature material comprises a base material and ...
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WO/2010/002629A2 |
An abrasive wear-resistant material includes a matrix and sintered and cast tungsten carbide granules. A device for use in drilling subterranean formations includes a first structure secured to a second structure with a bonding material....
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WO/2009/152196A2 |
Methods of forming cutter assemblies for use on earth-boring tools include sintering a cone structure to fuse one or more cutting elements thereto and having a hardened land area. In some embodiments, one or more green, brown, or fully s...
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WO/2009/152194A2 |
A manufacturing method and drill bit having either a preformed steel powder blank or machined steel core and abrasion and erosion resistant material components attached thereon.
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WO/2009/152195A2 |
Methods of forming earth-boring rotary drill bits by forming and joining two or less than fully sintered components, by forming and joining a first fully sintered component with a first shrink rate and forming a second less than fully si...
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WO/2009/149071A2 |
A macroscopic composite sintered powder metal article including a first region including cemented hard particles, for example, cemented carbide. The article includes a second region including one of a metal and a metallic alloy selected ...
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WO/2009/145146A1 |
A ceramic for decorative parts is provided which has a pinkish golden tone, gives a high-grade feeling, a feeling of aesthetic satisfaction, and spiritual comfortableness, and is high in mechanical properties including hardness and tough...
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WO/2009/128034A1 |
The present invention relates to a super-hard enhanced hard-metal comprising particulate hard material and a binder and at least one formation, the formation comprising a core cluster and a plurality of satellite clusters, spaced from, s...
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WO/2009/119481A1 |
A ceramic for decorative parts is provided which has excellent wearing resistance and can retain over long a gold color tone capable of giving a high-grade feeling, a feeling of aesthetic satisfaction, and spiritual comfortableness. Also...
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WO/2009/116616A1 |
A tungsten carbide-based sintered object is provided which has high hardness and excellent wearing resistance and prolongs the life of tools in the high-speed machining of special alloys such as titanium alloys and of iron-based material...
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WO/2009/099447A1 |
Copper-based cermets and methods of preparing them are provided. The Cu-based cermets have interpenetrating networks of copper alloy and stabilized zirconia that are in intimate contact and display high electronic connectivity through th...
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WO/2009/082349A1 |
The present invention relates to a method of making cutting tools comprising a substrate having a hard phase and a binder phase, the method comprising forming green powder compacts using powder metallurgical techniques, charging the gree...
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WO/2009/069549A1 |
A ceramic for decorative parts which has a golden color tone and can give a sense of luxuriousness, a feeling of aesthetic satisfaction, and spiritual serenity and which has excellent mechanical characteristics such as hardness and tough...
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WO/2009/069829A1 |
A hearth roll for a continuous annealing furnace which little causes the generation of build-up on the surface of a hearth roll and permits stable long-time use under high-temperature conditions in a continuous annealing furnace; and a p...
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WO/2009/061274A1 |
The present invention relates to a compound body comprising cemented carbide and steelwith acarbon content corresponding to a carbon equivalent Ceq= wt-%C + 0.3(wt-%Si + wt-%P), of less than 0.9 wt-%, but more than 0.1 wt-%.The invention...
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WO/2009/060868A1 |
A roller for float plate glass conveyance in which, even when a plate glass breaks during annealing, the resultant glass cullet (broken glass pieces) is prevented from burring or marring the roller surface or from sticking in the surface...
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WO/2009/048706A1 |
A cermet and method of forming the cermet, the cermet including a Sialon and an alloy comprising nickel aluminide and boron, wherein the Sialon includes silicon aluminum oxynitride, and wherein at least a portion of the Sialon is bonded ...
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