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6884497 |
PVD-coated cutting tool insert
A coated cemented carbide insert (cutting tool), particularly useful for milling at high cutting speeds in alloyed steels, tool steels and milling in hardened steels includes a WC—Co cemented...
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6884499 |
Nanolayered coated cutting tool and method for making the same
A nanolayered coated cutting tool that includes a substrate that has a surface with a coating on the surface thereof. The coating comprises a plurality of coating sets of alternating nanolayers of...
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6881475 |
Amorphous carbon coated tool and fabrication method thereof
An amorphous carbon coated tool includes a base material of WC base cemented carbide, and an amorphous carbon film formed on this base material. The cobalt content in the base material is at least...
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6881483 |
Ceramic aggregate particles
Ceramic aggregate particles comprising a plurality of solid particulates bonded together by ceramic binding material and methods of providing a plurality of such particles having substantially...
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6875099 |
Polishing tool and a composition for producing said tool
A tool is provided which includes a chuck provided with abrasive elements in the form of pellets fixed thereto. Abrasive filler is arranged between the abrasive elements. The density and abrasive...
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6872234 |
Cutting member
The cutting member comprises WC, two or more solid solutions of WC and compounds selected from carbides, nitrides and carbonitrides of metals of the groups 4a, 5a and 6a in the Periodic Table, and...
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6869676 |
Method and device for vacuum-coating a substrate
A method is proposed for vacuum-coating a substrate using a plasma-CVD method. In order to control ion bombardment during the vacuum coating, a substrate voltage, produced independently from a...
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6869668 |
α-alumina coated cutting tool
A coated cutting tool is composed of one or more layers of refractory compounds of which at least one layer is single-phase α-alumina with a pronounced columnar grain-structure and strong texture...
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6866692 |
Preformed abrasive articles and method for the manufacture of same
A non-woven abrasive article of interlaced fibers and abrasive particles and a binder which is preformed into a predetermined three dimensional shape and a method for manufacturing the same. The...
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6866921 |
Chromium-containing cemented carbide body having a surface zone of binder enrichment
A coated cemented (binder alloy, e.g., cobalt-chromium alloy) tungsten carbide cutting insert that comprises a substrate and a coating. The substrate contains at least about 70 weight percent...
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6863700 |
Cerium oxide abrasive and method of polishing substrates
A cerium oxide abrasive slurry having, dispersed in a medium, cerium oxide particles whose primary particles have a median diameter of from 30 nm to 250 nm, a maximum particle diameter of 600 nm or...
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6860912 |
Abrasive filament, abrasive articles incorporating abrasive filament and method of making abrasive filaments and abrasive articles
An abrasive filament, a cloth or non-woven made of the filament and an abrasive device, e.g., sanding disk, incorporating the fabric, cloth or non-woven and methods of producing the same are...
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6860914 |
Abrasive product
An abrasive product which comprises a polycrystalline mass of self-bonded abrasive particles of irregular shape, the product being substantially free of a second phase and containing substantial...
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6861137 |
High volume density polycrystalline diamond with working surfaces depleted of catalyzing material
Disclosed is a method for manufacturing a polycrystalline diamond or diamond-like element with greatly improved wear resistance without loss of impact strength. These elements are formed with a...
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6858333 |
Tool with wear resistant low friction coating and method of making the same
A coated tool such as, for example, a cutting tool for removing material from a workpiece or a forming tool for contacting a workpiece. The coated tool includes a substrate wherein the substrate...
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6858050 |
Reducing metals as a brazing flux
The present invention comprises a method of manufacturing a brazed body. The method comprises forming a multi-layer assembly comprising: a first material capable of forming a first oxide and having...
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6858292 |
Abrasive articles with resin control additives
The present invention is directed to abrasive articles comprising a resin transfer additive and methods of abrading a workpiece with the abrasive article. The resin control additive is a metal salt...
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6855266 |
Polishing system with stopping compound and method of its use
The invention provides a system for polishing one or more layers of a multi-layer substrate that includes a first metal layer and a second layer comprising (i) a liquid carrier, (ii) at least one...
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6855405 |
Surface-coated carbide alloy tool
A cutting tool has a surface-coated carbide alloy and a wear-resistant coating layer which has excellent adhesion and chipping resistance. The cutting tool has a surface-coated carbide alloy...
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6852009 |
Polishing composition and polishing method employing it
A polishing composition which comprises the following components (a) to (d):
(a) silicon dioxide, (b) at least one basic substance selected from the group consisting of an inorganic salt of...
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6848973 |
Method for blast cleaning using ilmenite tailing particles
The invention relates to a method for blast cleaning using ilmenite tailings particles between 10 mesh and 250 mesh as impact abrasive material. Ilmenite tailing particles are a waste product...
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6846340 |
Method of manufacturing segment-chip-type grinding wheel having large axial length
A method of manufacturing a grinding wheel which includes a cylindrical core body and a plurality of part-cylindrical abrasive segment chips bonded to an outer circumferential surface of the...
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6846341 |
Method of forming cutting elements
An ultra-hard semiconductive polycrystalline diamond (PCD) material formed with semiconductive diamond particles doped with Li, Be or Al and/or insulative diamond particles having semiconductive...
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6843815 |
Coated abrasive articles and method of abrading
A curable composition comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional (meth)acrylate, dicyandiamide and...
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6843816 |
Cerium-based abrasive material and method for preparation thereof
A cerium-based abrasive and a production method of the cerium-based abrasive excellent in polishing properties of a high polishing speed and scarce formation of polishing scratches are provided by...
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6841497 |
Method of producing aluminum oxides and products obtained on the basis thereof
The invention relates to the field of technical ceramics and specifically relates to a method of synthesis for aluminum oxides of different crystalline structure and to the products obtained by the...
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6835446 |
Surface-coated carbide alloy cutting tool
A cutting tool having a hard coating layer including: a Ti compound layer, as a lower layer, formed by vapor deposition, having an average thickness of 0.5 to 20 μm and made of at least one layer...
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6835220 |
Anti-loading treatments
An abrasive is give a top coat layer consisting essentially of an inorganic, anti-loading agent selected from the group consisting of metal silicates, silicas, metal carbonates, and metal sulfates....
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6827752 |
Cerium oxide slurry, and method of manufacturing substrate
A problem to be solved is to provide a slurry that is capable of flattening an uneven film on a substrate with good precision, and that has good stability, not separating into two layers,...
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6824578 |
Abrasive material
A polishing material is provided in which the dispersibility of the abrasive grains of the polishing material having, as a major component, rare earth oxides including cerium oxide is made better...
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6818030 |
Process for producing abrasive particles and abrasive particles produced by the process
The present invention provides a process for producing particles suitable for use as abrasives in chemical-mechanical polishing slurries. The process according to the invention includes mixing at...
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6814775 |
Sintered compact for use in machining chemically reactive materials
A sintered cubic boron nitride (cBN) compact for use in a tool is composed of between about 60 and 80 vol-% cBN having a volumetric mean particle size of between about 3 to 6 μm and between about...
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6811583 |
Polishing composition for a substrate for a magnetic disk and polishing method employing it
A polishing composition for a substrate for a magnetic disk, which comprises: (a) a polishing accelerator composed of at least one compound selected from the group consisting of malic acid,...
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6811582 |
Abrasive grain with an abrasive coating
A flowable, granular abrasive material and method of manufacture thereof. The material is comprised of at least one abrasive grain selected from aluminum oxide, silicon carbide, cubic boron nitride...
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6811581 |
High-speed tool steel gear cutting tool and manufacturing method therefor
The invention provides a high-speed tool steel gear cutting tool in which fracture or chipping does not occur at the cutting edge, and which realizes excellent cutting performance over long...
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6811580 |
Inserts for metal cutting purposes
The present invention relates to a cutting tool with increased tool life when machining grey cast iron. The tool comprises a solid CBN-containing body containing more than 60 vol % CBN and a...
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6805944 |
Coated cemented carbide cutting tool
A coated cemented carbide cutting tool member having excellent ability to prevent breakage and chipping around its cutting edge, exhibits high wear resistance in severe cutting operations comprises...
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6805722 |
Apparatus and method for forming a spiral wound abrasive article, and the resulting article
An apparatus and method for forming an endless spiral wound abrasive article and the resulting article. The apparatus includes first and second spaced-apart hubs, configured so that a portion of...
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6802877 |
Polyvinyl acetal composition roller brush with abrasive outer surface
A semiconductor polishing device having a substantially cylindrical roller body made of polyvinyl acetal with a uniform material porosity having a mean flow pore pressure ranging from about 0.30...
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6802878 |
Abrasive particles, abrasive articles, and methods of making and using the same
Sintered alpha alumina-based abrasive particles comprising alpha alumina, Gd 2 O 3 , and ZnO, and methods of making the same. The abrasive particles can be incorporated, for example, into a variety...
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6790543 |
Hard layer-coated tool
A tool coated with a hard Ti/B layer having fine boron nitride particles dispersed therein, wherein the bonding energy of B and N is observed in an ESCA analysis of the hard coating layer; wherein...
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6790126 |
Agglomerate abrasive grain and a method of making the same
Agglomerate abrasive grain is disclosed. The agglomerate abrasive grain can be incorporated into abrasive products such as coated abrasives, bonded abrasives, nonwoven abrasives, and abrasive...
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6786944 |
Aqueous dispersion for chemical mechanical polishing
An aqueous dispersion for chemical mechanical polishing that is hard to putrefy, scarcely causes scratches, causes only small dishing and is suitable for used in a micro isolating step or a...
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6786945 |
Polishing compound and method for polishing substrate
A polishing slurry and a polishing method which are suitably used in a CMP technique for flattening a surface of a substrate in a production process of a semiconductor device. The polishing slurry...
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6780212 |
Surface finishing composition
A finishing composition for a variety of surfaces, including, without limitation, paints, metals, plastics and fiberglass, comprises water, wax, soap, scent, hair conditioner, mineral spirits and...
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6776811 |
Cerium based abrasive material, method of quality examination thereof, and method of production thereof
The present invention provides a method of examining quality of cerium-based abrasives which can simply determine their grinding characteristics. Specifically, the method employs X-ray...
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6773475 |
Abrasive material having abrasive layer of three-dimensional structure
To provide an abrasive material which is excellent in loading resistance and durability, allows no attachments to attach to an abraded surface even when the end surface of the optical fiber is...
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6773474 |
Coated abrasive article
Coated abrasive articles comprise a backing and an abrasive layer, and optionally at least one of a backsize layer, tie layer, supersize layer, presize layer, or saturant. The coated abrasive...
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6773473 |
Supercritical fluid extraction
A method is provided for fabricating an abrasive article having porosity. The method includes blending a mixture of abrasive grain, bond material, and pore inducer, in which the pore inducer is...
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6773814 |
Metal oxide particles coated with silicon dioxide
Metal oxide particles having a metal oxide core and a silicon dioxide coating have a low structure. The particle are produced by a base dissolved in water being added under agitation to a...
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