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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8080071 | Polycrystalline diamond compact, methods of fabricating same, and applications therefor Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) comprising a polycrystalline diamond (“PCD”) table including a catalyst material therein that has been implanted with ions (e.g., carbon ions) and/or infiltrated from a host mat... | 12/20/2011 |
| 8052765 | Contoured PCD and PCBN for twist drill tips and end mills and methods of forming the same Contoured solid polycrystalline superabrasive material such as twist drill tips and endmill flank segments can be formed by preparing a precursor mold having a plurality of shaped openings each corresponding to a predetermined shape. A specially prepared charge feed... | 11/08/2011 |
| 8038749 | Composition for removing photoresist layer and method for using it A composition for removing a photoresist layer and a method for using it are disclosed. The composition comprises a chemical portion which includes water and chemical constituents dissolving or softening the photoresist layer and a mechanical portion which is abrasi... | 10/18/2011 |
| 8034136 | Methods of fabricating superabrasive articles In one embodiment of the present invention, a method of fabricating a superabrasive article is disclosed. A mass of unsintered diamond particles may be infiltrated with metal-solvent catalyst from a metal-solvent-catalyst-containing material to promote formation of ... | 10/11/2011 |
| 8021449 | Hydrophilic and hydrophobic silane surface modification of abrasive grains A surface-modified abrasive grain includes an abrasive grain as a substrate, and a film on the abrasive grain that includes a relatively hydrophilic silane component and a relatively hydrophobic silane component. The film can be a single film layer or multiple film ... | 09/20/2011 |
| 8007551 | Super finishing stone and super finishing method The super finishing stone has such a shape that a width of an abrasive surface in a direction perpendicular to a radial direction becomes gradually narrower from outside to inside in the radial direction, when the raceway surface and the abrasive surface in contact ... | 08/30/2011 |
| 7993419 | Abrasive tools made with a self-avoiding abrasive grain array Abrasive tools contain abrasive grains oriented in an array according to a non-uniform pattern having an exclusionary zone around each abrasive grain, and the exclusionary zone has a minimum dimension that exceeds the maximum diameter of the desired grit size range ... | 08/09/2011 |
| 7972395 | Superabrasive articles and methods for removing interstitial materials from superabrasive materials A method of processing a polycrystalline diamond material is disclosed. According to the method, a metal-solvent catalyst is leached from a polycrystalline diamond material by exposing at least a portion of the polycrystalline diamond material to a leaching solution... | 07/05/2011 |
| 7927389 | Superabrasive grain setting method In a superabrasive grain setting method, a two-dimensionally developed coordinate preparation step is taken, wherein a non-cylindrical area of a mounting surface where a tangential line to the mounting surface in a plane including the axis of the manufacturing mold ... | 04/19/2011 |
| 7867302 | Rapid tooling system and methods for manufacturing abrasive articles A method of facilitating abrasive article manufacturing includes providing a rapid tooling system to a consumer and providing a cartridge to the consumer. The cartridge has a cartridge body, a first binder and first abrasive particles. The cartridge is configured to... | 01/11/2011 |
| 7591865 | Method of forming structured abrasive article The disclosure is directed to a method of forming a structured abrasive article. The method includes coating a backing with an abrasive slurry comprising binder and abrasive grains, partially curing the abrasive slurry and forming a pattern in the partially cured ab... | 09/22/2009 |
| 7553344 | Shaped thermally stable polycrystalline material and associated methods of manufacture A new industrial thermally stable polycrystalline diamond (TSP) is disclosed and described as a replacement of natural as well as synthetic diamond grit in concrete cutting, grinding, polishing, and surface-set grinding or core bit drilling applications. Conventiona... | 06/30/2009 |
| 7507267 | Abrasive tools made with a self-avoiding abrasive grain array Abrasive tools contain abrasive grains oriented in an array according to a non-uniform pattern having an exclusionary zone around each abrasive grain, and the exclusionary zone has a minimum dimension that exceeds the maximum diameter of the desired grit size range ... | 03/24/2009 |
| 7422513 | Porous abrasive articles with agglomerated abrasives 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 and 1400° C., and the sintere... | 09/09/2008 |
| 7410410 | Method and apparatus to produce a GRM lapping plate with fixed diamond using electro-deposition techniques A system and method are described for manufacturing a lapping plate. Diamond particles are premixed with a metal matrix. The diamond particles are electro-deposited onto the surface of a lapping plate. The lapping plate may have a substrate of hard metal with a soft... | 08/12/2008 |
| 7407523 | Cutting tool insert and method for producing the same An improved cutting tool insert and a method for the preparation of such cutting tool insert, having a sintered alumina and silicon carbide whisker composite material body, comprising the steps of milling and mixing the powdered starting materials of said composite ... | 08/05/2008 |
| 7404857 | Superabrasive particle synthesis with controlled placement of crystalline seeds 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 mixture of raw material and catalys... | 07/29/2008 |
| 7404832 | Method for producing cubic boron nitride abrasive grains The present invention relates to a method for producing cubic boron nitride abrasive grains used for producing a grinding wheel, etc., and to cubic boron nitride abrasive grains. The method comprises maintaining a mixture containing hexagonal boron nitride and seed ... | 07/29/2008 |
| 7402094 | Fixed-abrasive chemical-mechanical planarization of titanium nitride Planarizing solutions, and their methods of use, for removing titanium nitride from the surface of a substrate using a fixed-abrasive planarizing pad. The planarizing solutions take the form of an etchant solution or an oxidizing solution. The etchant solutions are ... | 07/22/2008 |
| 7393370 | Apparatus and method for manufacturing abrasive tools A compression molding apparatus and method for the manufacture of abrasive layers for abrasive tooling which provides a compression mold space defined between an inflexible wall surface and a flexible wall surface. The apparatus and method of the present invention i... | 07/01/2008 |
| 7393371 | Nonwoven abrasive articles and methods 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 surface, composed of peaks or high ... | 07/01/2008 |
| 7384436 | Polycrystalline grits and associated methods Polycrystalline grits and methods of making grits which allow for a high degree of shape and size distribution control, as well as improved abrasive performance are described and disclosed. In one aspect, an abrasive slurry can be formed into a plurality of abrasive... | 06/10/2008 |
| 7368710 | Sample preparation method The present invention provides a method of sample preparation for use in obtaining elemental isotope ratios of a material by accelerator mass spectrometry. The method comprises forming the material into a sample without any substantial chemical alteration of the mat... | 05/06/2008 |
| 7368079 | Method for forming ultra hard sintered compacts using metallic peripheral structures in the sintering cell A method for forming an ultra hard material layer is provided. The method includes disposing a metallic liner inside the periphery of a refractory metal enclosure, introducing ultra hard material feed stock into the enclosure, and sintering using HPHT processing and... | 05/06/2008 |
| 7368013 | Superabrasive particle synthesis with controlled placement of crystalline seeds An improved method for synthesizing superabrasive particles provides high quality industrial superabrasive particles with high yield and a narrow size distribution. The synthesis method can include forming a growth precursor of a substantially homogeneous mixture of... | 05/06/2008 |
| 7360972 | Indexable cutting inserts and methods for producing the same A method of making a cutting insert includes: (i) forming a blank having a substrate and superhard material, the substrate having more than 4 pockets, the superhard material disposed within the pockets; (ii) removing cutting tips from the blank by cutting the blank ... | 04/22/2008 |
| 7357705 | Diamond disk A novel diamond disc is disclosed. The diamond disc comprises a plurality of diamond grains 2 bound on a disc. The diamond grains 2 are arranged in such a manner that a distance m1 between diamond grains 2 which are located on a common ro... | 04/15/2008 |
| 7353819 | Processing tips and tools using the same A processing tip and a cutting tool employing the same, including a tip body of a mixture of metal and abrasive material, and at least one projection coupled to the tip body, the projection extending in a direction perpendicular to a direction of a plane of contact ... | 04/08/2008 |
| 7354527 | Chemical mechanical polishing pad and chemical mechanical polishing process A chemical mechanical polishing pad which has a storage elastic modulus E′(30° C.) at 30° C. of 120 MPa or less and an (E′(30° C.)/E′(60° C.)) ratio of the storage elastic modulus E′(30° C.) at 30° C. to the storage elastic modulus E′(60° C.) at 60... | 04/08/2008 |
| 7347882 | Method of manufacturing of abrasive tools A method of producing an abrasive tool, comprising the steps of preparing a blank of an abrasive tool including abrasing grains in a bond; placing the thusly formed blank in a container; covering the thusly formed blank in the container with at least a protective ma... | 03/25/2008 |
| 7329175 | Abrasive article and methods of making same A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and a porous attachment interface. The screen abrasive has an abrasive layer comprising a plurality of erectly oriented abrasive particles and at... | 02/12/2008 |
| 7323049 | High pressure superabrasive particle synthesis An improved method for controlling nucleation sites during superabrasive particle synthesis can provide high quality industrial superabrasive particles with high yield and a narrow size distribution. The synthesis method can include forming a raw material layer, for... | 01/29/2008 |
| 7320505 | Attack tool In one aspect of the invention, an attack tool is disclosed which comprises a wear-resistant base suitable for attachment to a driving mechanism. The wear-resistant base has a shank and a metal segment. A cemented metal carbide segment is bonded to the metal segment... | 01/22/2008 |
| 7311615 | Golf club head with ceramic layer A hollow club head having an aluminum alloy base material covered with another material layer of Ni or Ni/P with ceramic granules. The thickness of the material layer on the striking face is thicker than on the rest of the club head. The material layer has a hardnes... | 12/25/2007 |
| 7303599 | Manufacture of lapping board 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 the surface of the metal boa... | 12/04/2007 |
| 7297170 | Method of using abrasive product The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providi... | 11/20/2007 |
| 7297171 | Methods of making ceramics comprising AlO, REO, ZrOand/or HfOand Nb0and/or TaO 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... | 11/20/2007 |
| 7294158 | Abrasive product, method of making and using the same, and apparatus for making the same The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providi... | 11/13/2007 |
| 7288132 | Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance Cermets are provided in which a substantially stoichiometric metal carbide ceramic phase along with a reprecipitated metal carbide phase, represented by the formula MxCy, is dispersed in a metal binder phase. In MxCy M is ... | 10/30/2007 |
| 7275980 | Abrasive articles with novel structures and methods for grinding Bonded abrasive tools, having novel porous structures that are permeable to fluid flow, comprise a relatively low volume percentage of abrasive grain and bond, and a relatively low hardness grade, but are characterized by excellent mechanical strength and grinding p... | 10/02/2007 |
