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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US401106428 Jul 19758 Mar 1977General Electric CompanyModifying the surface of cubic boron nitride particles
US404234624 Dic 197516 Ago 1977Norton CompanyDiamond or cubic boron nitride grinding wheel with resin core
US42460044 Ago 197520 Ene 1981Method of making a segmented cup grinding wheel
US438590721 Ago 198031 May 1983Toyoda Koki Kabushiki KaishaResinoid bonded grinding wheel with support member made of a heat insulating material
US452122230 Sep 19824 Jun 1985General Electric CompanyResin-bonded grinding elements with dual coated diamond grit for dry grinding and wet grinding cemented carbide workpieces
US460673831 Mar 198319 Ago 1986General Electric CompanyRandomly-oriented polycrystalline silicon carbide coatings for abrasive grains
US462146430 Abr 198411 Nov 1986PPG Industries, Inc.Edging glass sheets with diamond wheels
US49660556 Sep 198930 Oct 1990Northern Precision Twin Cities Inc.Chain saw sharpening device
US51259338 Ago 199130 Jun 1992General Electric CompanyGlass-encapsulated abrasive particles for vitreous bond grinding wheels
US516426519 Nov 199017 Nov 1992Minnesota Mining and Manufacturing CompanyAbrasive elements
US517864423 Ene 199212 Ene 1993Cincinnati Milacron Inc.Method for making vitreous bonded abrasive article and article made by the method
US546063530 Jul 199324 Oct 1995Western Atlas Inc.Magnesium oxychloride cement containing graphite
US56244722 Jun 199529 Abr 1997Western Atlas, Inc.Method for dry grinding with improved magnesium oxychloride cement bond containing graphite
US58912068 May 19976 Abr 1999Norton CompanySintered abrasive tools
US60866487 Abr 199811 Jul 2000Norton CompanyBonded abrasive articles filled with oil/wax mixture
US612114319 Sep 199719 Sep 20003M Innovative Properties CompanyAbrasive articles comprising a fluorochemical agent for wafer surface modification
US620358912 Oct 199920 Mar 2001RikenMetal-resis bond grindstone and method for manufacturing the same

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