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9039796 Method for producing abrasive grains, method for producing slurry, and method for producing polishing liquid  
In the production method for abrasive grains according to the invention, an aqueous solution of a salt of a tetravalent metal element is mixed with an alkali solution, under conditions such that a...
9034063 Method of manufacturing grooved chemical mechanical polishing layers  
A method of manufacturing grooved polishing layers for use in chemical mechanical polishing pads is provided, wherein the formation of defects in the polishing layers are minimized.
9034062 Methods of forming polycrystalline compacts  
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...
9028302 Polishing pad for eddy current end-point detection  
Polishing pads for polishing semiconductor substrates using eddy current end-point detection are described. Methods of fabricating polishing pads for polishing semiconductor substrates using eddy...
9023125 Polycrystalline diamond compact  
Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) and methods of fabricating such PDCs. In an embodiment, a PDC includes a substrate and a preformed polycrystalline...
9017438 Polycrystalline diamond compact including a polycrystalline diamond table with a thermally-stable region having at least one low-carbon-solubility material and applications therefor  
Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) comprising a polycrystalline diamond (“PCD”) table including a thermally-stable region having at least one...
9017439 Abrasive particles having particular shapes and methods of forming such particles  
An abrasive article includes a shaped abrasive particle including a body having a first height (h1) at a first end of the body defining a corner between an upper surface, a first side surface, and...
9011563 Methods for orienting superabrasive particles on a surface and associated tools  
Methods of making a superabrasive tool precursor are disclosed, along with such precursors and associated tools. Particularly, methods are disclosed for orienting superabrasive particles in a...
9004984 Cleaning material and abrasive material made from bamboo fiber  
The present invention discloses a cleaning cloth, an abrasive cloth, a cleaning buff and an abrasive buff which are each formed by knitting/weaving bamboo fibers having excellent cleaning,...
8999024 Superabrasive cutting element and manufacturing method with high degree of control of distribution and crystallographic orientation of the micro cutting edges  
An abrasive element comprises a body of crystalline abrasive material. The body has an array of cutting elements formed of crystalline abrasive material which projects from a surface of the body....
8991042 Method for fabricating semiconductor device  
A method for fabricating a semiconductor device includes (a) depositing an insulating film on a semiconductor substrate; (b) forming a recess in the insulating film; (c) depositing a conductive...
8992645 Abrasive article for use in grinding of superabrasive workpieces  
An abrasive article including a bonded abrasive having a body formed of abrasive grains contained within a bond material, wherein the body grinds a superabrasive workpiece having an average...
8986410 Bonded abrasive article and method of forming  
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...
8979956 Polycrystalline diamond compact  
In an embodiment, a polycrystalline diamond compact includes a substrate and a preformed polycrystalline diamond table having an upper surface, an interfacial surface, and at least one side...
8974562 Method of making a diamond particle suspension and method of making a polycrystalline diamond article therefrom  
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...
8961632 Method of sorting abrasive particles, abrasive particle distributions, and abrasive articles including the same  
A method of making an abrasive particle distribution includes: sorting an initial lot of abrasive particles into a plurality of sublots including first and second sublots of the abrasive particles...
8961630 Methods of forming cutting elements by removing metal from interstitial spaces in polycrystalline diamond  
Methods of forming a cutting element include immersing at least a portion of a volume of polycrystalline diamond in a liquid electrolytic solution, applying a voltage between the polycrystalline...
8944892 Method of dressing an abrasive wheel using a polycrystalline CVD synthetic diamond dresser and method of fabricating the same  
A method of dressing a wheel using a polycrystalline CVD synthetic diamond dresser, the method comprising: rotating the wheel; and contacting a working surface of the wheel with a working surface...
8945249 Methods for characterizing a polycrystalline diamond element by magnetic measurements  
Embodiments of methods for measuring one or more magnetic characteristics of a polycrystalline diamond (“PCD”) element and use of those results to adjust one or more process parameters for...
8940063 Coated abrasive backings with cloth treated with colloidal silicon oxide  
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...
8936116 Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and methods of forming cutting elements for earth-boring tools  
Cutting elements for use with earth-boring tools include a cutting table having a base surface and a substrate having a support surface. An intermediate structure and an adhesion layer extend...
8932377 Deep leach pressure vessel for shear cutters  
A system for producing thermally stable cutting elements may include a heat source, a pressure vessel, at least one polycrystalline diamond body attached to a carbide substrate, and a leaching...
8911522 Methods of forming inserts and earth-boring tools  
Methods of forming inserts for earth-boring tools include providing a material in a pattern adjacent a strip, arranging a plurality of superabrasive particles proximate the pattern, and securing...
8911521 Methods of fabricating a polycrystalline diamond body with a sintering aid/infiltrant at least saturated with non-diamond carbon and resultant products such as compacts  
Embodiments of the invention relate to methods of fabricating a polycrystalline diamond compacts and applications for such polycrystalline diamond compacts. In an embodiment, a method of...
8894732 Hollow polymeric-alkaline earth metal oxide composite  
The invention provides a plurality of polymeric particles embedded with alkaline-earth metal oxide. The gas-filled polymeric microelements have a shell and a density of 5 g/liter to 200 g/liter....
8894730 Alumina sintered body, abrasive grains, and grindstone  
Provided are an alumina sintered compact containing a titanium compound and an iron compound, wherein the total amount of the TiO2-equivalent content of the titanium compound, the Fe2O3-equivalent...
8888879 Detection of one or more interstitial constituents in a polycrystalline diamond element by neutron radiographic imaging  
In an embodiment, a method of non-destructively testing a polycrystalline diamond (“PCD”) element includes providing a PCD element including a plurality of bonded diamond grains defining a...
8888877 Forming alkaline-earth metal oxide polishing pad  
The invention involves a method of preparing an alkaline-earth metal oxide-containing polishing pad useful for polishing at least one of semiconductor, magnetic and optical substrates. The method...
8870986 Bonded abrasive body and method of forming same  
An abrasive article including a bonded abrasive body having abrasive particles contained within a bond material, the bond material including a vitreous material formed from a mixture having...
8864859 Customized polishing pads for CMP and methods of fabrication and use thereof  
The present application relates to polishing pads for chemical mechanical planarization (CMP) of substrates, and methods of fabrication and use thereof. The pads described in this invention are...
8864858 Methods of fabricating a polycrystalline diamond compact including gaseous leaching of a polycrystalline diamond body  
Embodiments of the invention relate to methods of fabricating polycrystalline diamond compacts (“PDCs”) and applications for such PDCs. In an embodiment, a method of fabricating a PDC includes...
8858662 Methods of forming polycrystalline tables and polycrystalline elements  
Methods of forming a polycrystalline table comprise disposing a plurality of particles comprising a superabrasive material, a substrate comprising a hard material, and a catalyst material in a...
8851058 Slot wear indicator for a grinding tool  
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...
8852304 Thermally stable diamond bonded materials and compacts  
Thermally stable diamond bonded materials and compacts include a diamond body having a thermally stable region and a PCD region, and a substrate integrally joined to the body. The thermally stable...
8845773 Shaped abrasive particles with an opening  
Abrasive particles which are shaped abrasive particles each with an opening are described. The shaped abrasive particles are formed from alpha alumina and have a first face and a second face...
8840693 Coated particles and related methods  
Coated particles comprise a core particle comprising a superhard material and having an average diameter of between 1 μm and 500 μm. A coating material is adhered to and covers at least a portion...
8834588 Polycrystalline AL2O3 bodies based on melted aluminum oxide  
The present invention relates to polycrystalline Al2O3 bodies based on melted aluminum oxide having a mean crystallite size of the primary crystals between 20 μm and 100 μm and a closed...
8828110 ADNR composite  
A composite body has a material layer formed from aggregated diamond nanorods (ADNRs); The ADNR material layer has a first surface and a substrate. The first surface of the diamond material layer...
8821604 Polycrystalline diamond compact and method of making same  
A polycrystalline diamond compact includes a substrate and a polycrystalline diamond table attached to the substrate. The polycrystalline diamond table includes an upper surface and at least one...
8821603 Hard compact and method for making the same  
A hard composite member produced by a rapid omni-directional compaction process that includes the steps of: providing a pre-compaction composite comprising a substrate, a superhard member and a...
8821605 Sintered abrasive grain agglomerates  
The present invention relates to sintered abrasive grit agglomerates based on aluminum oxide, having homogeneously distributed nanoscale pores in the range of 100-300 nm, with a pore volume of at...
8821606 Metal bonded grinding stone, and method of manufacturing the same  
A metal bonded grinding stone is manufactured by heating and pressurizing a material including abrasive grains, a cobalt, a tungsten disulfide and a copper tin alloy to obtain a sintered product,...
8814968 Thermally conductive sand mould shell for manufacturing a matrix bit  
A thermally conductive sand shell molding system allows for controlling heat flow in a molten metal infiltrate powdered metal drill bit molding system to differentially cool the mold system to...
8814967 Abrasive article and method of making  
An abrasive article includes a bonded abrasive having a body made of abrasive grains contained within a composite bond material. The composite bond material can include an organic material and a...
8814965 Cubic boron nitride sintered body and coated cubic boron nitride sintered body and preparation processes thereof  
A cubic boron nitride sintered body is excellent in wear resistance. The cubic boron nitride sintered body has about 30 to about 70% by volume of cubic boron nitride; and as the reminder, a binder...
8808414 Sialon sintered body and cutting insert  
The present invention provides a technique of improving wear resistance of a Sialon sintered body. The Sialon sintered body has a Sialon phase including at least a β-Sialon and a 12H-Sialon among...
8790429 Reactor for polycrystalline silicon and polycrystalline silicon production method  
The reactor for polycrystalline silicon is a reactor for polycrystalline silicon in which a silicon seed rod installed inside the reactor is heated by supplying electricity, a raw material gas...
8790430 Polycrystalline diamond compact including a polycrystalline diamond table with a thermally-stable region having a copper-containing material and applications therefor  
Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) comprising a preformed polycrystalline diamond (“PCD”) table including a thermally-stable region having a...
8784517 Polycrystalline diamond compacts, methods of fabricating same, and applications therefor  
Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) including a pre-sintered polycrystalline diamond (“PCD”) table that may exhibit a non-cylindrical-shaped geometry...
8784518 Method of making polyurethane foam  
Herein are disclosed an apparatus and method for reaction injection molding of polyurethane foam. In the method, a recirculation loop containing polyols along with an effective amount of water,...