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WO/2013/188038A1 |
Abrasive particles comprise an alpha-alumina crystalline phase and from 0.25 to 20 percent by weight of a beta-alumina crystalline phase, based on the total weight of the alpha-alumina crystalline phase and the beta-alumina crystalline p...
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WO/2013/186146A1 |
A method of making a tool element comprising a plurality of abrasive grains dispersed in a matrix material, each abrasive grain having an aspect ratio substantially greater than 1, in which the abrasive grains are non-randomly oriented w...
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WO/2013/179434A1 |
[Problem] To provide a fixed-abrasive-grain wire-saw that enables improved workpiece cutting plane accuracy and grinding efficiency and further allows for a longer product service life, a method for manufacturing the fixed-abrasive-grain...
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WO/2013/179498A1 |
[Problem] To provide: a method for efficiently producing a resin-bonded wire saw that stabilizes the step of cutting an ingot and that obtains a smooth wafer in which the thickness of a damaged layer on the wafer surface caused by cuttin...
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WO/2013/177446A1 |
A method of forming a shaped abrasive particle includes applying a mixture into a shaping assembly within an application zone and directing an ejection material at the mixture in the shaping assembly under a predetermined force, removing...
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WO/2013/176378A1 |
According to the present invention, the method for manufacturing a polishing pad by mixing a polishing layer forming material and solidifying the material through a chemical reaction includes: a step of forming micro organic particles by...
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WO/2013/169663A1 |
The disclosure provides a super-abrasive body including a thermally stable polycrystalline diamond (TSP) body having a top region and an enhanced attachment region, wherein the enhanced attachment region includes tungsten carbide particl...
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WO/2013/168846A1 |
The present invention relates to a device for arranging diamond particles, which arranges diamond particles on metal powder during the manufacture of diamond tools, and to a method for arranging diamond particles. Vacuum force applied at...
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WO/2013/166398A1 |
Methods of forming a cutting element include immersing at least a portion of a volume of polycrystalline diamond in a liquid electrolytic solution and applying a voltage between the polycrystalline diamond and a cathode in contact with t...
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WO/2013/163305A1 |
The present invention discloses an improved tool, which comprises a reinforced member; and a resin layer is coated on the reinforced member, wherein the weight of the resin layer per unit area of the reinforced member may be less than 90...
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WO/2013/161849A1 |
Provided is a dicing blade with which cutting work can be performed stably and precisely in a ductile mode on a workpiece formed of a brittle material, without generating cracks or breaking. This dicing blade (26), which performs cutting...
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WO/2013/154952A1 |
A high-pressure high-temperature cell including two or more thermal insulation layers, is described. A high-pressure high-temperature cell including a current path through a thermal insulation layer, the current path being electrically c...
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WO/2013/151745A1 |
Shaped ceramic abrasive particles include a first surface having a perimeter having a perimeter comprising at least first and second edges. A first region of the perimeter includes the second edge and extends inwardly and terminates at t...
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WO/2013/149209A1 |
An engineered coated abrasive product having a backing, a frontfill coat, a make coat, and/or a size coat, wherein at least one of the coats includes fibrillated fibers. The coated abrasive product is capable of improved inter-layer adhe...
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WO/2013/142988A1 |
An abrasive article comprising a plurality of abrasive grains that are precisely arranged in accordance with a predetermined pattern and are chemically bonded with a matrix material, and a method for the making thereof are disclosed. A c...
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WO/2013/149197A1 |
A coated abrasive product including green, unfired abrasive aggregates having a generally spheroidal or toroidal shape, the aggregates formed from a composition comprising abrasive grit particles and a nanoparticle binder, wherein the ab...
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WO/2013/142640A1 |
Cutting elements for earth-boring tools comprise a substrate including at least one material selected from the group consisting of CoCr, CoCrMo, CoCrW, Ti. A polycrystalline superabrasive material may be attached to the substrate. Earth-...
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WO/2013/137918A1 |
Three rotary wafer abrasive lapping spindles having attached wafers are mounted on the flat surface of a granite lapping machine base. A flexible raised island abrasive disk is attached to the annular abrading surface of an abrading plat...
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WO/2013/138765A1 |
An engineered coated abrasive product having a three dimensional pattern of abrasive structures formed by embossing an abrasive slurry formulation that was first surface coated with a functional powder, wherein the abrasive slurry includ...
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WO/2013/131009A1 |
Abrasive articles including a body having a first abrasive layer, a second abrasive layer and one or more reinforcing layers for use with cordless tools have a reduced thickness with respect to conventional counterparts. Techniques for p...
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WO/2013/126366A1 |
An adherent coating for carbide and ceramic substrates employs a thin layer of hafnium nitride (HfN) between the substrate and a subsequent layer or layers. The thin layer may be employed without thermal cracking due to heat during use, ...
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WO/2013/126425A1 |
A coating for carbide substrates to produce cutting tool inserts employs a lower nanostructured layer in conjunction with a non-nanostructured layer. The nanostructured layer is produced by the addition of a refining agent flow, particul...
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WO/2013/125807A1 |
The method for manufacturing a polishing pad according to the present invention includes the steps of: mixing materials for forming a polishing layer; forming at least two types of pores by mixing the mixture of the above step with at le...
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WO/2013/115295A1 |
Provided are a grindstone manufacturing method and a grindstone, wherein the abrasive grains and holes have an intended density and are uniformly dispersed. After molding a first coating layer (2) on abrasive CBN grains (1), coated parti...
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WO/2013/108898A1 |
This vitrified super-abrasive-grain grindstone (26) contains CBN abrasive grains (34) and diamond abrasive grains (36), the diamond abrasive grains (36) have an average grain size of 1/2 to 1/10 of that of the CBN abrasive grains (34), a...
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WO/2013/106602A1 |
A method of forming an abrasive article includes depositing a mixture into an opening of a substrate, contacting an exposed surface of the mixture in the opening to a texturing form to form a textured preform, and removing the mixture fr...
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WO/2013/106597A1 |
An abrasive grain is disclosed and may include a body. The body may define a length (l), a height (h), and a width (w). In a particular aspect, the length is greater than or equal to the height and the height is greater than or equal to ...
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WO/2013/106575A1 |
A coated abrasive product includes green, unfired abrasive aggregates having a generally spheroidal or toroidal shape, the aggregates formed from a composition comprising abrasive grit particles, a nanoparticle binder, a sulfosuccinate, ...
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WO/2013/101687A1 |
A method of forming a cutting element may include placing a plurality of diamond particles adjacent to a substrate in a reaction cell; and subjecting the plurality of diamond particles to high pressure high temperature conditions to form...
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WO/2013/102206A1 |
An abrasive article having a plurality of apertures arranged in a non-uniform distribution pattern, wherein the pattern is spiral or phyllotactic, and in particular those patterns described by the Vogel equation. Also, provided is a back...
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WO/2013/102170A1 |
A method of forming a shaped abrasive particle includes forming a first mixture and a second mixture in a single forming process into an integral precursor shaped abrasive particle, wherein the first mixture has a different composition t...
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WO/2013/102176A1 |
A method of forming a shaped abrasive particle includes extruding a mixture into an opening in a screen within an application zone and translating the screen and belt to a release zone and separating the screen and belt to form a precurs...
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WO/2013/102174A1 |
An abrasive article including a bonded abrasive body having a bond material made of a vitrified material, abrasive particles comprising a first type of superabrasive material contained in the bond material, a porosity of at least about 5...
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WO/2013/101604A1 |
A thermally stable ultra-hard material, a cutting element incorporating such thermally stable ultra-hard material, and methods for forming the same. A thermally stable ultra-hard diamond element is combined with a second ultra-hard mater...
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WO/2013/102057A1 |
A particulate material includes an abrasive particle having a superabrasive material with an external surface, and a coating including a metal overlying the external surface of the abrasive particle. The coating can include domains havin...
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WO/2013/101686A1 |
An insert for a drill bit may include a metallic carbide body; an outer layer of polycrystalline diamond material on the uppermost end of the insert, wherein the polycrystalline diamond material comprises: a plurality of interconnected d...
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WO/2013/102104A1 |
An abrasive article is disclosed and can include a base. At least one dual function grinding segment can be mounted on the base. The dual function grinding segment can include a working surface having an average slope, SWS, relative to a...
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WO/2013/101575A2 |
Provided are abrasive articles in which the make layer, abrasive particle layer, and size layer are coated onto a backing according to a coating pattern characterized by a plurality of discrete islands. The coating pattern has features i...
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WO/2013/102173A1 |
A method of forming an abrasive article includes providing a green body having abrasive particles including microcrystalline alumina, and heating the green body via microwave radiation to form a bonded abrasive body including the abrasiv...
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WO/2013/102177A1 |
A method of forming a mixture including a ceramic material into a sheet, sectioning at least a portion of the sheet using a mechanical object and forming at least one shaped abrasive particle from the sheet, such that the at least one sh...
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WO/2013/102172A1 |
An abrasive article is disclosed and can include a base. At least one dual function grinding segment can be mounted on the base. The dual function grinding segment can include a working surface having an average slope, SWS, relative to a...
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WO/2013/090617A1 |
An aqueous polymer binder composition adapted for the manufacture of abrasive articles, such as coated abrasive articles, comprising at least one saccharide, at least one polycarboxylic organic acid, and at least one crosslinking catalys...
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WO/2013/086261A1 |
Cutting elements include an ultrahard material body formed at high pressure and high temperature conditions in the absence of catalyzing material to provide a material microstructure comprising a matrix phase of bonded together ultrahard...
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WO/2013/078487A1 |
The invention relates to a grinding tool (1), in particular a cutting disc, comprising a matrix (2), in particular a sintered metal matrix, and diamonds (3) embedded in the matrix (2), wherein at least the majority of the diamonds (3) ar...
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WO/2013/078324A1 |
An abrasive article including a bonded abrasive body having a bond material present in an amount of not greater than about 15 vol% for the total volume of the body, abrasive particulate material contained in the bond material, the abrasi...
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WO/2013/068469A1 |
A method for making a cutter element, the method including combining a plurality of super-hard grains, a powder source of bond material for bonding the super-hard grains in the cutter element, and a fluid medium to form a paste, in which...
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WO/2013/065551A1 |
The rotary dresser is provided with a cored bar, an electrocast layer and super-abrasive particles fixed to the outer circumferential surface of the electrocast layer, and multiple aggregate regions in which multiple super-abrasive parti...
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WO/2013/059063A2 |
Embodiments relate to polycrystalline diamond compacts ("PDCs") and methods of manufacturing such PDCs in which an at least partially leached polycrystalline diamond ("PCD") table is infiltrated with a low viscosity cobalt-based alloy in...
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WO/2013/056047A1 |
Polycrystalline compacts include a polycrystalline superabrasive material comprising a first plurality of grains of superabrasive material having a first average grain size and a second plurality of grains of superabrasive material havin...
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WO/2013/055680A1 |
Methods of forming noncrystalline diamond compacts include employing field assisted sintering techniques with high temperature and high pressure sintering techniques. For example, a particle mixture that includes diamond particles may be...
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