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Patent Searching and Data


Matches 801 - 850 out of 9,925

Document Document Title
WO/2011/145698A1
A grindstone comprises a base (211) and a plurality of abrasive grains (210) which are bonded to a base surface (212) in such a way as to be lined up in a row. Each of the plurality of abrasive grains (210) comprises a relief surface (21...  
WO/2011/141500A1
The present invention relates to a grinding disc which comprises a carrier (1), which is drilled through in the centre (6) for mounting purposes, and a working region (2) which forms the outer edge of the grinding disc (7) and has at lea...  
WO/2011/142986A1
A fixed abrasive pad (100) in the form of a structured abrasive article is provided that has a structured abrasive layer (120) disposed on a backing (110). The structured abrasive layer (120) includes a polymeric binder, abrasive particl...  
WO/2011/139562A2
Ceramic shaped abrasive particles have four major sides joined by six common edges. Each one of the four major sides contacts three other of the four major sides. The six common edges have substantially the same length. Methods of making...  
WO/2011/139760A2
Methods of forming a polycrystalline compact for use in an earth-boring tool include sintering a plurality of hard particles with catalyst material to form a polycrystalline material that includes a plurality of inter-bonded particles of...  
WO/2011/139668A2
Methods of forming a polycrystalline diamond compact for use in an earth-boring tool include forming a body of polycrystalline diamond material including a first material disposed in interstitial spaces between inter-bonded diamond cryst...  
WO/2011/131913A1
The invention relates to a structure based on glass strand coated with a resin composition which comprises the following constituents in the proportions indicated, expressed in percentage by weight of solid matter: - 75 to 98% of a mixtu...  
WO/2011/133850A2
Cutting elements, earth-boring drill bits having such cutting elements and related methods are described herein. In some embodiments, a cutting element for an earth-boring tool may include a diamond table having an indentation in a cutti...  
WO/2011/130516A2
A method of forming a substantially homogeneous suspension of nanodiamond particles and microdiamond particles is disclosed The method includes disposing a first functional group on a plurality of nanodiamond particles to form derivatize...  
WO/2011/117244A1
Aggregate abrasive grains (10) for use in the production of abrading or cutting tools are formed. Each aggregate abrasive grain comprises an abrasive core particle and a plurality of abrasive peripheral particles disposed around the core...  
WO/2011/114222A1
The invention is a cover board (1) for bookbinding products (18), openable containers, packaging items or analogous products, comprising a centre area (2) having a predefined thickness and delimited on two opposing sides (3, 4) by corres...  
WO/2011/108959A2
This invention relates to powder metallurgy, more specifically, to composite material production methods, and can be used for the production of copper base binders for diamond tools sued in the construction industry and stone working, in...  
WO/2011/092021A1
In a first aspect, the invention relates to a grinding body (1) made of a compacted and sintered material. In particular, the invention relates to a grinding body (1) that has additional particles (4), in particular additional particles ...  
WO/2011/090686A2
A cloth backing for an abrasive article is treated by combining a phenolic resin, a latex and a colloidal silicon oxide composition to prepare a colloidal formulation, which is then applied to the cloth backing and cured. Coated abrasive...  
WO/2011/090681A2
A coated abrasive article includes a backing having a surface, a plurality of abrasive regions overlying the surface in each of the first and second portions, and at least one macro-channel. The surface of the backing has a shape defined...  
WO/2011/087653A1
Provided are abrasive articles having a plurality of elongated channels extending across its working surface and intersecting with each other. These channels provide hinge points that enhance flexibility of the article along two or more ...  
WO/2011/082377A2
An abrasive article includes a base, an abrasive member comprising three distinct phases bonded to each other including abrasive particles, a metal matrix, and an infiltrant. The abrasive article further includes a backing region between...  
WO/2011/078139A1
Disclosed is a low-cost rotary grinding tool with an excellent low-noise characteristic capable of suppressing noise during grinding. Specifically disclosed is a rotary grinding tool with an excellent low-noise characteristic, which comp...  
WO/2011/075435A1
A target cylinder and a method for testing a superhard component thereon. The target cylinder includes a first end, a second end, and a sidewall extending from the first end to the second end. At least one of the second end and the sidew...  
WO/2011/074773A2
The present invention relates to a grinding wheel assembly comprising a polishing machine for finishing concrete, asphalt, and a surface or floor of a structure, and more particularly, to a grinding wheel assembly for facilitating the at...  
WO/2011/072919A1
The invention relates to a tool for a hand-held machine tool having a grinding plate, which has an at least approximately level processing surface, to which the grinding or cutting particles are applied. In addition, grinding or cutting ...  
WO/2011/075438A1
A target cylinder and a method for testing a superhard component thereon. The target cylinder includes a first end, a second end, and a sidewall extending from the first end to the second end. At least one of the second end and the sidew...  
WO/2011/075432A2
A target cylinder and a method for testing a superhard component thereon. The target cylinder includes a first end, a second end, and a sidewall extending from the first end to the second end. At least one of the second end and the sidew...  
WO/2011/068678A1
Presently described are methods of making an article via electrostatic deposition of particles, abrasive grains and articles, as well as a method of repairing a painted surface. The abrasive grain comprises a plurality of abrasive partic...  
WO/2011/068714A2
Shaped abrasive particles comprising alpha alumina and having a first side, a second side, a maximum length along a longitudinal axis and a maximum width transverse to the longitudinal axis. The first side comprising a quadrilateral havi...  
WO/2011/069005A2
An abrasive article includes an abrasive body having abrasive grains within a bond material, the abrasive body further including a spinel material disposed at an interface between the abrasive grains and the bond matrix.  
WO/2011/067074A1
The invention relates to a system for cutting objects, comprising a driven spindle (2) and a cutting wheel (1, 1a) bent at an angle with a central bore which is surrounded by a retaining region, said retaining region being recessed with ...  
WO/2011/069006A2
An abrasive article including an abrasive body having abrasive grains made of microcrystalline alumina contained within a bond material, wherein the bond material comprises a total content of alumina of at least about 15 mol%.  
WO/2011/068724A2
A method of making a coated abrasive article includes the steps of: applying a make coat to a first major surface of a backing; applying shaped abrasive particles to the make coat to form a first abrasive layer consisting essentially of ...  
WO/2011/058969A1
Provided is a method for manufacturing a glass substrate for use in a magnetic recording medium, which enables a glass substrate that is for use in a magnetic recording medium and that has high smoothness and low surface swell to be manu...  
WO/2011/055692A1
A problem with the resin bonding method is that the service life is short. Problems with the electrodeposition method are that productivity is unsatisfactory and cost is high. Problems with the brazing method are that no high carbon stee...  
WO/2011/056671A2
A superabrasive resin product includes a superabrasive grain component, an oxide component, and a continuous phase defining a network of interconnected pores. The oxide component consists of an oxide of a lanthanoid, and the continuous p...  
WO/2011/056680A2
A vitrified superabrasive product includes a superabrasive component and a vitrified bond component in which the superabrasive component is dispersed. The vitrified bond includes an oxide of a lanthanoid. Additionally, the vitrified bond...  
WO/2011/046911A2
An industrial file is constructed by securing a non-woven abrasive impregnated fabric material to one or both sides of a structural support. The non- woven abrasive impregnated fabric material provides for an industrial file that may be ...  
WO/2011/044507A2
An abrasive article having an abrasive body including abrasive grains contained within a bond material, wherein the abrasive grains comprise microcrystalline alumina, and wherein the bond material includes less than about 1.0 mol% phosph...  
WO/2011/042931A1
Disclosed is a process that can stably produce a fixed abrasive grain wire provided with a covering of a metal plating layer with a plurality of abrasive grains incorporated therein. A metallic wire is immersed in an electrolysis soluti...  
WO/2011/041438A2
A polishing pad includes a polymer matrix and polyhedral oligomeric silsequioxane ("POSS") molecules or soluble particles and a surfactant dispersed within the polymer matrix. A polishing pad can be formed by casting a liquid polymer on ...  
WO/2011/037872A1
A surface covering (1 ) includes a base layer (2) and a wear layer (3). The wear layer (3) is laminated to the base layer (2). The wear layer (3) comprises a polymeric binder system having wear resistant particles (4) dispersed therein. ...  
WO/2011/034635A1
A structured abrasive article includes a backing having a structured abrasive layer disposed on and secured thereto. The structured abrasive layer includes shaped abrasive composites that comprise abrasive particles and nonionic polyethe...  
WO/2011/031470A1
A sintered agglomerate manufacturing method that produces a sintered agglomerate having a structure of densely-filled internal portions and uniformly dispersed abrasive particles, while suppressing the amount of foreign matter mixed into...  
WO/2011/029106A2
Wear indicators for abrasive articles are presented. Specifically, indicator marks that are parallel to a bonding edge of a grinding element are presented. Tools comprising a carrier element and one or more grinding elements comprising o...  
WO/2011/028561A2
Disclosed are a cutting wheel composition, and a cutting wheel using the cutting wheel composition. The disclosed composition includes 50 to 85wt% of abrasive particles, 10 to 25wt% of binder resin, and balance filler, wherein the binder...  
WO/2011/024086A1
The present invention relates to a method of obtaining a block tool (4), particularly for working stone materials, a block tool (4) for working both natural and artificial stone materials, and a support or base element (7) for a block to...  
WO/2011/020105A2
An abrasive article comprising an elongated body, a bonding layer overlying a surface of the elongated body, and abrasive grains contained within the bonding layer at an average abrasive grain concentration within a range between about 0...  
WO/2011/020109A2
An abrasive article includes an elongated body, a bonding layer including a metal overlying a surface of the elongated body, and a coating layer including a polymer material overlying the boding layer. The abrasive article further includ...  
WO/2011/017356A2
An abrasive tool having a body including an abrasive portion having abrasive grains contained within a matrix material and porosity characterized by a bimodal distribution of pores including large pores having an average large pore size ...  
WO/2011/017358A2
An abrasive tool has a body including an abrasive portion having abrasive grains contained within a matrix material, and a first reinforcing member contained within the abrasive portion, wherein the body comprises a porosity variation di...  
WO/2011/017022A2
A coated abrasive article comprises an abrasive layer secured to a backing. The abrasive layer comprises abrasive particles secured by at least one binder to a first major surface of the backing. A supersize is disposed on at least a por...  
WO/2011/016971A1
Polyurethane composition based on a certain polyether and polyester prepolymer reaction mixture, wherein the composition is utilized in manufacturing chemical mechanical polishing/planarizing (CMP) pads. The CMP pads have low rebound and...  
WO/2011/016941A2
An abrasive article with a backing having a first major surface and a second major surface opposed to the first major surface. A three-dimensional abrasive layer attached to the first major surface, the three-dimensional abrasive layer c...  

Matches 801 - 850 out of 9,925