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JP2011520031A |
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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JP2011074425A |
To provide a method for producing a composite material, with which cost is reduced, and to provide the composite material.The method for producing a composite material 10 includes the following steps. The method includes steps of: prepar...
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JP4611590B2 |
A fused metal matrix abrasive body and method of preparing a fused metal matrix abrasive body is provided. The fused metal matrix abrasive body comprises a plurality of metal coated abrasive particles and a fused metal matrix comprising ...
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JP2010278171A |
To provide a module structure that meets requirements of high heat radiation accompanied by an increase of an output of a power semiconductor element and high reliability.A power module member has one or more types selected from silicon ...
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JP4589229B2 |
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JP4573192B2 |
The present invention relates to a pre-alloyed powder and its use as a bond powder in the manufacture of powder metallurgy parts and of diamond tools in particular. A pre-alloyed powder is disclosed, based on the iron-copper dual phase s...
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JP4575134B2 |
A sintered electrode for electric discharge machining comprises a continuous phase consisting of a conductive region ( 3 ), and a dispersed phase consisting of microscopic polycrystalline diamond ( 2 ) dispersed in the continuous phase. ...
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JP4490417B2 |
A method for manufacturing a diamond composite, includes: a) mixing diamonds with additives, the mixture comprising at least 50 wt % and less than 95 wt % of diamonds and more than 5 wt % additives; b) forming a work piece from the mixtu...
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JP4412052B2 |
Provided are: a composite formed by mixing a carbon nanotube structure and a metal-containing material, the carbon nanotube structure having a network structure constructed by mutually cross-linking functional groups bonded to plural car...
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JP4409766B2 |
An abrasive article (2) includes a plurality of abrasive particles (6) securely affixed to a substrate (4) with a corrosion resistant matrix material (8). The matrix material (8) includes a sintered corrosion resistant powder and brazing...
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JP4372756B2 |
A segment type diamond tool has diamond particles appropriately distributed on segments of the diamond tool, thereby providing an excellent cutting rate and reducing fine debris generated during a cutting operation. The diamond tool comp...
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JP4351470B2 |
To provide a hard composite sintered compact which has excellent strength and toughness in addition to wear resistance, and to provide a production method therefor. By volume, 50 to 95 vol.% first hard phases 2 consisting of tungsten car...
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JP4348650B2 |
A powder for sintering to manufacture a diamond tool has an average particle size of less than 8 mum and a loss of mass by reduction in hydrogen of less than 3% and contains 10-80% Fe, up to 40% Co, up to 60% Ni and up to 15% M. M is pre...
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JP4313705B2 |
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JP4297987B2 |
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JP4275862B2 |
The present invention relates to a method for manufacturing a diamond composite from diamond particles, comprising the steps of forming a work piece, heating the work piece and controlling the heating temperature and heating time so that...
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JP4270515B2 |
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JP4251986B2 |
A diamond heat sink for mounting a semiconductor chip, in which a surface finished sintered compact is used as a substrate and at least one pair of two opposite faces are coated with a metal film, the sintered compact being a high therma...
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JP4225684B2 |
The present invention relates to a method for manufacturing a diamond-silicon carbide-silicon composite from diamond particles, comprising the steps of forming a work piece, heating the work piece and controlling the heating temperature ...
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JP4220801B2 |
The composite structure of the present invention comprises an elongate core material of a sintered diamond material comprising 80% by volume or more diamond particles of a mean particle size not larger than 3.5 mum that are bound by an i...
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JP4192037B2 |
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JP4177845B2 |
The present invention provides a cubic boron nitride (cBN) sintered body, which consists of cBN particles and a bonding material used for bonding the cBN particles to one another, characterised by: cBN particles in a range from 70 vol% t...
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JP4174689B2 |
The present invention relates to the use of a pre-alloyed powder as a binder in the manufacture of diamond tools by hot sintering. This powder is characterized in that it has an average particle size of less than 10 mum as measured with ...
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JP2008538228A |
An intermetallic bonded diamond composite composition and methods of processing such a composition are provided by the present invention. The intermetallic bonded diamond composite composition preferably comprises a nickel aluminide (Ni....
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JP2008248324A |
To provide a method for producing a diamond particle-dispersion metal matrix composite having excellent quality by utilizing a discharge plasma sintering process, thereby reducing the damage of particles in a production process.Regarding...
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JP4157082B2 |
A straight, thin, monolithic abrasive wheel formed of hard and rigid abrasive grains and a sintered metal bond including a stiffness enhancing metal component exhibits superior stiffness. The metals can be selected from among many sinter...
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JP4156025B2 |
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JP4126449B2 |
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JP2008521636A |
A method of making a cutting insert includes: (i) forming a blank having a substrate and superhard material, the substrate having more than 4 pockets, the superhard material disposed within the pockets; (ii) removing cutting tips from th...
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JP2008522023A |
A component that is rigid and three-dimensional and has a relatively low mass. The component has a foil body formed of a metal or metal alloy matrix that is embedded with ultra-hard particles or grit, such as diamond and/or cBN. It can b...
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JP4095287B2 |
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JP4095286B2 |
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JP2008075127A |
To provide a method of producing magnesium alloy which is formed by finely dispersing compounds in a magnesium matrix and has high strength, wear resistance, corrosion resistance and low coefficient of friction.The method of producing th...
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JP4065303B1 |
To discharge an applied high voltage in either AC or DC, and to have remarkably higher peeling resistance, abrasion resistance, breakage resistance and corrosion resistance against discharge from the electrode itself. Provided are a long...
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JP4045014B2 |
A polycrystal diamond tool is provided whose heat resistance, strength and anti-adhesion property are improved by modifying the porosity of a diamond sintered compact and which comprises a diamond sintered compact, sintered under ultra-h...
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JP2008502794A |
A wear part is formed of a diamond-containing composite material with 40 to 90% by volume of diamond grains, 0.001 to 12% by volume of carbidic phase, formed from one or more elements from the group Si, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, ...
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JP2007537890A |
A dressing blade for finishing and reconditioning new and used abrasive grinding and cutting tools has a slab-shaped shank with an extension protruding longitudinally from the shank. Superabrasive grains are disposed on the surface of th...
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JP4017710B2 |
The composite cutting body comprises diamond particles (2), whose grain size is smaller than that of the cutting body, embedded in a matrix made mainly of metallic binder (2). Each cutting body (1) is agglomerated in a single moulding pr...
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JP2007531681A |
An improved method for synthesizing superabrasive particles provides high quality industrial superabrasive particles with high yield and a narrow size distribution. The synthesis method includes forming a substantially homogeneous mixtur...
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JP3998872B2 |
To obtain a high wear resistance alloy member by charging a starting material green compact composed of diamond, metallic tungsten, carbon and a binder metal to the inside of an electrically insulating mold provided with an induction hea...
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JP3998831B2 |
To obtain a low cost member of solid form with high wear resistance by compacting a powder mixture containing metallic W, carbon and binder metal and having combustive synthetic reactivity to form a green compact, charging an electrical ...
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JP2007247058A |
To provide a composite material in which the packing density between ceramic particles and aluminum or an aluminum alloy is made uniform, and the variation in its performance can be suppressed, and to provide its production method. The c...
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JP2007526277A |
The invention relates to a tolperisone-containing pharmaceutical preparation with controllable active-substance release for oral administration, characterised in that the active substance tolperisone and/or a pharmaceutical salt thereof ...
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JP3957632B2 |
A method is provided for producing a plurality of polycrystalline ultra-hard abrasive grit. The method includes the steps of providing a mass of ultra-hard abrasive particles or a mass of a combination of a precursor for such particles a...
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JP3949181B2 |
PURPOSE: To enable the use of an iron group metal type binding material and to produce a diamond sintered compact excellent in hardness and wear resistance by making it possible to graphitize a part of diamond at the time of mixing powde...
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JP3902404B2 |
The present invention relates to a method for producing abrasive grains. According to the invention the method is characterised by the steps of manufacturing a polycrystalline body comprising diamond particles in a matrix of silicone car...
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JP3893681B2 |
To provide a heat sink which is high in thermal conductivity containing diamond particles and heat stress due to thermal expansion with a semiconductor is resolved, and a manufacturing method there of. By melting (a)-(c), in around a dia...
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JP3886242B2 |
To improve the corrosion resistance by forming the diamond grinding molded body of the diamond polycrystalline lump having a second phases containing chromium and nickel, and setting the diamond content in the molded body to be not less ...
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JP3866305B2 |
PURPOSE: To provide a combined material with high hardness for tool having extremely improved cutting properties, abrasion resistance and fracture resistance and a life much longer than that of a conventional tool by forming a hard heat-...
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JP3837104B2 |
To form a carbon nano material and a metallic material mixed granular bodies and realize injection molding of a metallic product having characteristics of the carbon nano material by compounding the mixed granular bodies as a forming mat...
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