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WO/2009/037094A1 |
The present invention relates to a thread cutter having a shaft (1) and a cutting part (2), wherein the cutting part (2) has a plurality of cutting studs (3, 3') each having at least one cutting tooth (4) and cutting teeth (4) of differe...
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WO/2009/036112A1 |
An earth boring bit comprising, a bit body, a cantilevered bearing shaft depending from the bit body, a cutter mounted for rotation on the bearing shaft, a plurality of cutting elements disposed on the cutter, and hardfacing affixed to t...
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WO/2009/034716A1 |
A composite material being excellent in joint performance between a cemented carbide layer and a cermet layer and capable of limiting deformation after sintering, and a coated cutting tool provided with a base material consisting of this...
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WO/2009/028288A1 |
Cemented carbide alloys are a material having hardness and high toughness. Various trace elements are added in order to obtain these performances. One of the additives is vanadium carbide (VC). However, the incorporation thereof failed t...
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WO/2009/017053A1 |
A titanium-base cermet suitable for use as cutting tools having high chipping resistance and high wearing resistance. The titanium-base cermet (1) comprises: at least one of cobalt and nickel; at least one of carbides, nitrides, and carb...
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WO/2009/003206A2 |
The invention relates to a mono- or multilayer nitride or cabonitride hard material coating that contains Al and Ti, at least one of the layers comprising the composition (AlxTiyRuzMev)(NaC1-a), with 0.45 ≤ x ≤ 0.75, 0.20 ≤ y ≤ 0...
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WO/2009/006022A1 |
The invention provides a tire and a roll wheel assembly used to crush material in a pulverizer including a generally toroidal body having a crushing surface on the outer periphery thereof. The crashing surface is configured and adapted t...
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WO/2009/001929A1 |
The invention provides a cemented carbide which has high strength and high hardness and is suppressed in breakage; a cutting tool and a cutting device. A cemented carbide characterized in that in the X-ray diffractometry with Cu Kα radi...
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WO/2008/147660A1 |
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 material of cobalt and nickel. In other aspect...
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WO/2008/145100A2 |
The invention relates to a method or a corresponding arrangement for producing a metal granulate (1), in which slip (2) from at least one metal component and at least one liquid phase based on water are separated by spraying in a sprayin...
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WO/2008/146856A1 |
Disclosed is a cermet excellent in thermal shock resistance and fracture resistance. Specifically disclosed is a cermet (1) which is obtained by binding hard particles (2) with a binder phase (3) which is composed of at least one of Co a...
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WO/2008/125525A1 |
The subject matter of the invention relates to hard metal tools which are suitable for drilling or milling materials.
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WO/2008/126794A1 |
This invention provides a material for covering the surface of a hot dip galvanizing bath member having improved resistance to zinc dissolution loss, a process for producing the material, and a hot dip galvanizing bath member. The surfac...
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WO/2008/116238A1 |
The invention relates to a method for the production of a hard metal body with a coating or coating layer made at least predominantly of cubic boron nitride. In order to obtain a securely adhering layer having a predominant part of cubic...
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WO/2008/115703A1 |
A composite article includes a first composite material and a second composite material. The first composite material and the second composite material individually comprise hard particles in a binder. A concentration of ruthenium in the...
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WO/2008/110012A1 |
Embodiments of the present invention relate to a process for purifying silicon by removing one or both of phosphorus and boron.
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WO/2008/111652A1 |
Disclosed is a ceramic for decorative parts, which has a composition containing a main component composed of titanium nitride represented by TiNx (0.8 ≤ x ≤ 0.96) and a sub-component composed of nickel, while further containing a fir...
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WO/2008/111894A1 |
The present invention relates to a method of making a cemented carbide body. The body is made using conventional powder metallurgical methods such as milling, pressing and sintering. According to the invention, a combined sintering proce...
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WO/2008/109140A1 |
An anti-ballistic guard is provided and includes a rigid frame that includes an outer portion of rigid ballistic material and an inner portion that includes a pliable outer shell or housing that encompasses an inner thermally resistant c...
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WO/2008/108418A1 |
ABSTRACT A Ti-based cermet 1 includes at least one of Co and Ni, at least one of titanium carbide, titanium nitride and titanium carbonitride including at least one selected from the metal elements of groups 4, 5 and 6 of the periodic ta...
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WO/2008/103688A1 |
Composite materials comprising a hard ceramic phase (16) and an infiltration alloy (20) are disclosed. The hard ceramic phase (16) may comprise a carbide such as tungsten carbide and/or cast carbide. The infiltration alloy (20) is Cu-bas...
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WO/2008/098636A1 |
The invention relates to a cutting element for a rock drill and to a method for producing a cutting element for a rock drill.
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WO/2008/090208A1 |
The invention relates to a formulation which contains at least one hard material powder and at least two binder metal powders. Said formulation is characterized in that the cobalt is completely contained in the first binder metal powder ...
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WO/2008/079285A1 |
A highly abrasive wear metal matrix composite hardfacing material for downhole tools is disclosed. The hardfacing material may comprise a matrix of a softer material with high hardness, such as amorphous nanocomposite steel alloys, and o...
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WO/2008/079083A1 |
The present invention relates to a cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum. The composition of the materials provides a li...
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WO/2008/079082A1 |
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 corrosion as well as high hardness and w...
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WO2008051588A9 |
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 having a thermal conductivity greater than a...
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WO/2008/072180A2 |
The invention is for a cubic nitride compact comprising a polycrystalline mass of cubic boron nitride particles, present in an amount of at least 70 percent by volume and a binder phase, which is metallic in character. The invention exte...
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WO2008042330B1 |
An abrasive wear-resistant material includes a matrix material and a plurality of -40/+80 ASTM mesh dense sintered carbide pellets. A rotary drill bit having an exterior surface and an abrasive wear-resistant material disposed on at leas...
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WO2008042329B1 |
A rotary drill bit includes a bit body substantially formed of a particle-matrix composite material having an exterior surface and an abrasive wear-resistant material disposed on at least a portion of the exterior surface of the bit body...
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WO/2008/062505A1 |
A superhard tip which has wearing resistance on the edge side and has toughness on the bonding side. The superhard tip is made of a superhard alloy having a composition in which the proportion of WC to Co is substantially even from the e...
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WO/2008/047639A1 |
Disclosed is a purifying catalyst for preventing contamination with a flux component within a reflow furnace, while suppressing generation of CO. Specifically disclosed is a purifying catalyst for a gas within a reflow furnace, which con...
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WO/2008/034392A1 |
The invention relates to a turbine component (120) consisting of a metal base material (1) and particles (5) of a particulate material that are distributed in said base material (1). The particulate material has a higher affinity with ox...
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WO/2008/034903A1 |
The present invention relates to a metal powder mixture that is suitable for producing sintered bodies. The powder mixture is suitable as a binder for hard metals and contains: a) at least one prealloyed powder selected from the group co...
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WO/2008/034902A1 |
The present invention relates to a novel metal powder for the production of coatings.
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WO/2008/014801A1 |
A method for deposition of dispersion-strengthened by nanoparticles coatings involves the electrospark processing (ESP) of the surface of a metallic substrate with a composite electrode. ESP is carried out under the following conditions:...
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WO/2008/005150A1 |
The present invention is directed to a method for protecting metal surfaces in oil & gas exploration and production, refinery and petrochemical process applications subject to solid particulate erosion at temperatures of up to 100O0C. Th...
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WO/2008/001661A1 |
A process for producing aluminum nitride containing materials at a low manufacturing cost, which comprises the first heat treatment step of positioning a catalyst element having a smaller free energy of formation of nitride than that of ...
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WO/2007/148921A1 |
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 ceramic and the cermet may have the seco...
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WO/2007/145844A1 |
A matrix powder that includes (a) about 15 weight percent of -325 Mesh cast tungsten carbide particles; (b) about 2 weight percent -325 Mesh particles comprising one or more of iron particles and nickel particles; (c) about 2 weight perc...
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WO/2007/144733A2 |
The present invention concerns an ultrahard composite material comprising ultrahard particles dispersed in a nano-grain sized matrix material, wherein the average grain size of the matrix material, or at least one component of the matrix...
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WO/2007/145585A1 |
The present invention relates to a WC-Co cemented carbide alloy. By adding an extremely small amount of Ti, V, Zr, Ta or Nb or a combination of these, a grain refined cemented carbide structure with less abnormal WC-grains has been obtai...
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WO/2007/142837A1 |
A method of producing a high strength, high stiffness and high ductility titanium alloy, comprising combining the titanium alloy with boron so that the boron concentration in the boron-modified titanium alloy does not exceed the eutectic...
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WO/2007/129715A1 |
Disclosed is an aluminum-silicon carbide composite body suitable as a base plate for power modules. Specifically disclosed is an aluminum-silicon carbide composite body obtained by impregnating a plate-like silicon carbide porous body wi...
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WO/2007/124523A1 |
The invention relates to a process for producing cemented carbide using a milling liquid containing more than 50% by volume of water, wherein at least one carboxylate of one or more metals from the group consisting of V, Cr, Nb, Ta, Mo a...
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WO/2007/121931A2 |
The invention relates to a method for producing a hard metal body, a powder for producing the hard metal and a produced hard metal body. According to the invention, said hard metal body consists of a hard material phase containing 60 mas...
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WO/2007/093011A1 |
A method of forming Mn+1AXn, where M is an early transition metal (such as Ti) or mixtures thereof, A is a group III or IV element (such as Si) or mixtures thereof and X is C, N or mixtures thereof, the method comprising the steps of pro...
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WO/2007/089882A2 |
Friction stir welding tools made of a hardmetal including hard particles having a first material and a binder matrix having a second, different material.
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WO/2007/080701A1 |
An aluminum/silicon carbide composite that is suitable as a base board for power module. There is provided a base board for power module of aluminum/silicon carbide composite, characterized in that the aluminum/silicon carbide composite ...
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WO/2007/080855A1 |
A synchronizer ring which can reduce the wear of a sliding part and mating member while realizing satisfactory power transmission; a process for producing the synchronizer ring; and a thermal spray powder for use in the production proces...
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