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Patent Searching and Data


Matches 701 - 750 out of 1,167

Document Document Title
JP4343271B2
A polycrystalline diamond layer is bonded to a cemented metal carbide substrate by this process. A layer of dense high shear compaction material including diamond or cubic boron nitride particles is placed adjacent to a metal carbide sub...  
JP4331736B2
The present invention concerns a vitreous-bonded microabrasive tool, obtainable by a process comprising the steps of a) casting a slurry comprising a liquid, abrasive grains, a bonding material, a polymer (22) and at least one-cross-link...  
JP4318757B2
A method of spin welding a fastener to an article and such an article. In a preferred mode, a method of spin welding a fastener to a surface conditioning treating article is disclosed. The fastener comprises a generally planar base inclu...  
JP4317016B2
In CMP technology for planarizing an interlayer insulation film, a BPSG film, an insulation film for shallow trench isolation, or the like, in the production process of a semiconductor element, irregularities of a matter being polished, ...  
JP4309357B2
Bonded abrasive products comprising alumina-based abrasive grains and a geopolymer bond system are significantly improved by providing the grain with a vitreous coating before incorporation in the geopolymer bond.  
JP4287301B2
An abrasive material is formed by coating a substrate with an adhesive contacting the substrate with a quantity of hard abrasive particles (12) then removing all the particles not held by the adhesive. The substrate can have an adhesive ...  
JP4271865B2
A method for making a sintered article (14) comprising providing a plurality of individual blocks (19) of sinterable matrix material, arranging said blocks in abutting relationship to form an assembly of said blocks in a sinter mold wher...  
JP4253681B2
Sintered alpha alumina-based abrasive particles comprising alpha alumina, Gd2O3, and ZnO, and methods of making the same. The abrasive particles can be incorporated, for example, into a variety of abrasive articles, including bonded abra...  
JP2009072908A
To provide a method and apparatus for polishing and planarizing workpieces such as semiconductor wafers.The apparatus 200 is used to condition polishing pad 126 used for polishing a precision surface of a workpiece and covering a platen ...  
JP2009500250A
A system for packaging resin bonded molded abrasive articles having a flexible package comprising at least one sidewall defining an enclosed volume and at least one resin bonded abrasive article positioned within the enclosed volume. The...  
JP4199130B2
A bonded abrasive tool, having a structure permeable to fluid flow, comprises sintered agglomerates of a plurality of abrasive grains and a binding material, the binding material being characterized by a melting temperature between 500 a...  
JP4179749B2
A method and apparatus for knurling a workpiece in which the knurl pattern includes grooves of at least two different configurations. The apparatus includes a knurl wheel holder that allows angular rotation of the knurl wheel about the h...  
JP4176838B2
A light-emitting display has an electron emitter 20"' operated in a voltage-biased surface conduction mode and a fluorescent surface 23"' mounted on an anode 22"'. The electron emitter 20"' and fluorescent surface 23"' are mounted on a c...  
JP4173573B2
An abrasive-particle grinder and a method of manufacturing the grinder, in which the bonding force between super-abrasive particles and a binder is enhanced, attrition of the binder during a grinding process is increased, and physical pr...  
JP4163756B2
An innovative method of manufacturing polishing pads using photocuring polymers and photolithography. The photolithography enables the creation of useful surface patterns not possible with conventional machining techniques and enables th...  
JP4155872B2
A method for manufacturing a lapping board having abrasive grains fixed on its surface, which is performed by the steps of: preparing a rotatable metal board having a surface of soft metal, an abrasive slurry-supplying tool arranged over...  
JP4139559B2
The present invention provides a method of making sheet articles, for example, abrasive articles, retroreflective articles (such as traffic signs), pavement marking articles, or traction or non-skid articles. The method includes passing ...  
JP4121086B2
A pad of an embedding tool is received on a faceplate. The pad is supported on a support member. When the embedding tool is urged against the surface of the faceplate, the pad is allowed to change the attitude relative to the support mem...  
JP2008522849A
Methods of maximizing retention of superabrasive particles in a metal matrix are disclosed. The superabrasive particles may be chemically bonded with the metal matrix to a degree which holds the superabrasive particles in the metal matri...  
JP2008510632A
Organic bonded abrasive tools, having controlled microstructures, comprise a relatively low volume percentage of abrasive grain and a relatively low hardness grade, but are characterized by the excellent mechanical strength and efficient...  
JP4068349B2
The production of an engineered surface on a coated abrasive is made more versatile by the use of a production tool obtained using a master tool created by a rapid prototyping technique.  
JP2008049428A
To provide a cutting or grinding tool having better grinding performance as a cutting or grinding tool.This cutting or grinding tool 10 has a large number of projecting cutting edges 20 on a surface. In the cutting or grinding tool 10, t...  
JP4057176B2  
JP4041577B2  
JP2008012670A
To provide an abrasive-article manufacturing method and an article produced from the method.The method includes the following steps: the step of providing a backing having a first major surface; the step of coating the first major surfac...  
JP2007537905A
A method for making an abrasive article is disclosed. An exemplary embodiment comprises positioning particles of abrasive agglomerate ( 10 ) in at least a portion ( 8 ) of an abrasive article mould ( 2 ), injecting molten thermoplastic b...  
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...  
JP4009664B2
The invention relates to a flexible abrasive body having a pliable support which exhibits one layer made from a pliable substrate on one side of which there is a full-coverage first metal coating and on this a second metal coating in whi...  
JP2007532333A
Nonwoven abrasive articles, particularly lofty nonwoven abrasive articles, with a textured, non-planar surface and an abrasive coating thereon. The coating may cover the entire surface or only portions of the surface. The textured surfac...  
JP4008660B2
A wire saw in which the blade is a metal wire having superabrasive grains bonded to the wire by metal braze or solder. An independent claim is also included for a process for making a wire saw in which a wire is coated with metal braze o...  
JP4008821B2
An electrostatic abrasive grain upward projection deposition process utilizing opposed electrodes produces a patterned abrasive surface by controlling the local intensity of the field by which the grain is projected on to a substrate.  
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...  
JP2007531638A
An article or polishing pad for altering a surface of a work piece includes a polymer matrix created by reaction injection molding of size controlled gas bubbles within a polyurethane matrix. The proposed liquid urethane precursor is fir...  
JP3993678B2  
JP3992168B2
Disclosed are an apparatus and method for making both coarse-sided electrodeposition blades for cutting, for instance, semiconductor wafers. The apparatus comprises at least an electrolyte bath containing an electrodeposition object and ...  
JP3976336B2
The present invention relates to an abrasive brush having a plurality of bristles unitarily moulded with a base, and more particularly to an abrasive brush made by injection moulding a mixture of polymer and abrasive particles. The brush...  
JP3970853B2
To provide a simple manufacturing method for a coated abrasive disc without humidification processing, and the coated abrasive disc which is manufactured by that method and has an excellent dimension stability, high elasticity and breaki...  
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...  
JP3920829B2
To provide a polishing pad capable of collecting and supplying abrasive slurry evenly, achieving even polishing, and does not make a scratch on the surface of an object to be polished. The polishing pad 100 includes a polishing layer 120...  
JP3915261B2
To efficiently remove an unnecessary projection by polishing the surface of a wafer by pushing a microdevice against a polishing body by pulverizing/compacting liquid being a solid phase in a lump shape or a polishing body by compacting ...  
JP3911546B2
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at lea...  
JP2007505757A
An abrasive article includes an array of protruding abrasive units. Each unit has a base and a distal apex that is off-center from the base when projected on to a plane that is coplanar with the base. The abrasive article includes a back...  
JP2007505814A
Methods for making glass-ceramics comprising Al2O3, REO, at least one of ZrO2 or HfO2 and at least one of Nb2O5 or Ta2O5. Glass-ceramics according to the present invention can be made, formed as, or converted into glass beads, articles (...  
JP2007050237A
To provide a root canal instrument made from a nickel-titanium alloy, which solve the problems of difficulty of bending, and low cutting and drilling properties and has improved cutting and drilling properties.The root canal instrument 1...  
JP2007500082A
A superabrasive wire saw having a plurality of individual coated superabrasive particles attached to a wire with an organic binder is disclosed and described. The superabrasive particle can be coated with a solidified coating of a molten...  
JP2007500288A
A method of producing a tool component comprising a working portion of bonded abrasive particles including a non-homogeneous region. The method includes the step of providing at least two sources of a material comprising abrasive particl...  
JP3865444B2
To provide a hand tool capable of preventing exfoliation of a buffer member generated by influences of frictional heat and frictional force at the time of a grinding work. A grinding hand tool 10 is provided with a main body 14 having ro...  
JP2006528084A
A polycrystalline diamond abrasive element, particularly a cutting element, comprises a table of polycrystalline diamond bonded to a substrate, particularly a cemented carbide substrate, along a non-planar interface. The non-planar inter...  
JP3856891B2
To significantly improve durability of a tool by compacting a powder of a hard material essentially comprising WC, calcining the compacted, dipping the body in an alkoxide containing Ti, sintering the calcined body coated with the alkoxi...  
JP2006527476A
The present invention relates to a polishing pad. In particular, the polishing pad of the present invention can include a window area. The window area can be formed in the pad using a cast-in-place process. The polishing pad of the prese...  

Matches 701 - 750 out of 1,167