Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 1,081

Document Document Title
JP2000087112A
To obtain a tool excellent in resistance to deposition at the working of a soft metal, particularly of an Al alloy, by forming a surface layer containing at least one kind selected among Si, Si oxides, Si carbides, Si nitrides, and solid...  
JP2000052108A
To provide a very high pressure cutting tool excellent in high load heavy cutting performance. A very high pressure cutting tool excellent in high load heavy cutting performance has a cutting edge formed of diamond based or cBN based ver...  
JP2000054007A
To provide a stock for a diamond-sintered body tool high in strength. This diamond-sintered body is composed of a slightly wavy substrate made of Wc-Co cemented carbide and diamond powders bonded to the one side of the substrate in a sin...  
JP2000054057A
To improve a bonding power between diamond grains and a WC-base cemented carbide matrix and to obtain excellent properties required of a wear resistant member by incorporating specific amounts of diamond grains, coated with a high meltin...  
JP2000054056A
To provide a hard member prepared by compounding diamond grains into a WC-base cemented carbide excellent in strength and wear resistance. This hard member is constituted by incorporating diamond grains into a WC-base cemented carbide. T...  
JP2000501786A
(57) Summary book powder has the mass loss by reduction in the average particle diameter below 8 micrometers, and less than 3% of hydrogen, And the above-mentioned powder contains 10*80% of Fe, Co up to 40%, nickel up to 60%, and M up to...  
JP2991728B2  
JPH11309609A
To provide a diamond sintered body tool having superior heat resistance, strength, and welding resistance. This cutting tool is formed by blazing and connecting a diamond sintered body sintered under ultrahigh pressure and high temperatu...  
JPH11277305A
To obtain a diamond sintered body having a wear resistance and shock resistance as a tool. In a diamond sintered body, in which the diamond particle with the maximum grain diameter of 100 μm whose N2 maximum content is 50 ppm and the ma...  
JPH11240762A
To provide a diamond sintered product that has excellent abrasion resistance, chipping resistance, shock resistance and high thermal conductivity. This diamond sintered product contains sintered diamond particles and a rest amount of sin...  
JPH11509894A
(57) It distributes in the summary metallic base-metal covering thing 20, and has the covered diamond particle 44 which was joined to this covering thing 20, and hard facing which protects the wear side of a drill bit and other puncturin...  
JPH11165260A
To simply detach abrasive grains from a core to easily recycle the core by providing strippable binder composition for a polishing tool having a core of which the main component is iron containing a specific rate of bronze alloy having s...  
JP2907315B2  
JPH11505770A
(57) The cutting tool of summary polycrystal nature cubic nitriding boron is 50*85wt% of the cubic nitriding boron crystalline mutually united as a polycrystal nature aggregate. The support phases mixed with polycrystal nature cubic nitr...  
JPH11505483A
(57) The cutting tool of a summary log processing use has the hard layer combined with the base material by a hard metal base material and high temperature high pressure, namely, a diamond or its cubic nitriding boron is thermodynamicall...  
JPH01167991A
PURPOSE: To prevent the generation of the cataphorisis phenomenon by connecting a discharge lamp through a current limit choke to a high-frequency inverter, and connecting an inductor and a capacitor in parallel between the electrode ter...  
JP11067991A
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...  
JP2863635B2  
JPH1135374A
To produce the diamond sintered compact which is used for a drilling bit and has high strength and also is excellent in fracture resistance, heat resistance, acid resistance and wear resistance, under industrially-producible conditions a...  
JPH10310839A
To combine high toughness with high hardness in a diamond(CBN) dispersed composite member. This composite member has a hard phase composed essentially of at least one compound selected from WC, TiC, TiN, and TiCN and diamond(CBN) grains ...  
JPH10310840A
To obtain a dense composite member excellent in hardness and strength without using an ultrahigh pressure generating vessel by allowing it to contain diamond particles coated with at least one kind among carbides, nitrides and carbonitri...  
JPH10310838A
To obtain a high strength composite member having a dense and uniform structure without using a superhigh pressure vessel by integratedly subjecting diamond particles coated with at least one kind of metal among eight elements such as Ir...  
JP2815686B2  
JPH10277949A
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 ...  
JPH10510004A
(57) Summary book invention indicates the PCD tool or PcBN tool containing 3*20vol% of the binder phase based on nickel and/or Co for wood cutting. In a solid solution, a binder phase is the weight % and contains a maximum of 95% of Co, ...  
JP2755389B2  
JPH10121113A
To obtain a composite cutting blade having a narrow grain size distribution and with the grains having almost the same geometrical shape. This composite cutting blade 1 has a diamond grain 3 to grind a hard foundation of concrete, etc., ...  
JP2747358B2  
JP2731904B2  
JP2702024B2
PURPOSE: To obtain the subject compact not damaged during use by holding a specific unbonded assembly under high temp. and high pressure conditions. CONSTITUTION: A cemented carbide body 10, a catalyst metal layer 18 (for example, formed...  
JPH09324236A
To provide a method for producing a diamond sintered body having chipping resistance, heat resistance end acid resistance and to provide a method for producing the same. This diamond sintered body is the one contg. substance composed of ...  
JPH09316587A
To provide a high strength fine-grained diamond sintered compact, having excellent strength, hardness, and wear resistance. The high strength fine-grained diamond sintered compact consists of sintered diamond grains and the balance bindi...  
JPH09312362A
To provide a heat sink which has high heat conductivity by means of the complex of diamond particles and a metal and which prevents distortion destruction owing to a thermal expansion difference with a mounted semiconductor and to provid...  
JPH09262771A
To greatly improve mechanical strength and heat resistance (heat resistance strength) of a grindstone by making the best use of particle dispersion strength. An intermetallic compound is dispersed in the interior of a matrix 40 as disper...  
JP2647236B2  
JPH09221660A
To produce an abrasive material of high quality excellent in adhesion between abrasive grains in high yield by sweeping a combination of a specific base material containing metallic iron, a catalyst and/or a solvent and specific abrasive...  
JPH09194978A
To produce a superhard composite member excellent in hardness and wear resistance, in the method for producing a superhard composite member, by a specified method without using a superhigh pressure vessel. Thermodynamically quasistable d...  
JP2629151B2
To obtain a consolidated article having high strength, hardness and ductility by compacting a rapidly solidified alloy from molten materials. An amorphous alloy having the formula (Fe, Co, Ni, W, Mo, Nb, V, Ta, Cr)50-90, (Al, Ti)0-40 (B,...  
JP2629152B2
To provide a method for producing consolidated metal articles with improved strength, hardness and ductility. An amorphous alloy represented by formula (Fe, Co, Ni, W, Mo, Nb, V, Ta, Cr)50-90 (Al, Ti)0-40 (B, C, Si, P)5-30 is allowed to ...  
JP2623391B2
PURPOSE: To eliminate the amount of silicon and aluminum alloy other than the amount between diamonds and a cutting tool, which is required for jointing the diamonds and the tool by applying pressure and jointing them after melting the a...  
JP2621855B2  
JP2616936B2  
JP2607469B2  
JP2601333B2  
JPH0987791A
To produce a diamond composite material having high rigidity without considerably deteriorating ductility peculiar to a metal to be the matrix. Diamond particles 12 are dispersed in a matrix 11 obtd. by sintering a carbide forming metal ...  
JPH09502933A
(57) Summary book invention is a metallic bond agent containing the filler which has the Vickers hardness of about 300kg/mm * about 800kg/mm, and at the temperature over 700 °C, during calcination of the metallic bond agent for at least...  
JPH0920951A
PURPOSE: To impart excellent heat resistance and high toughness to a diamond sintered compact and to improve its heavy intermittent cutting characteristics to nonferrous materials, nonmetals or the like by specifying its compsn. and form...  
JPH08511482A
(57) Super-grain grinding whetstone which contains the adjuvant for stoma formation of the form of a hollow ceramic bead especially including summary hard particles and a metal matrix binding material. It is for using the whetstone of th...  
JPH08301610A
PURPOSE: To enable diamond particles to be applicable to all uses such as adjusting characteristics such as strength, etc., drill bits, dressers, etc., by coating granules containing diamond particles and its sintering auxiliary. CONSTIT...  
JPH08290967A
PURPOSE: To obtain an extremely hard diamond sintered compact used as a material, etc., for cutting tools having high strength and provide a method for readily producing a laminated structural body of the diamond sintered compact with ce...  

Matches 651 - 700 out of 1,081