Patents
Patents for B24D 7 - Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor (3,719)
04/2002
04/25/2002US20020049026 Method and apparatus for planarizing semiconductor device
04/24/2002EP1198529A2 Metal bond abrasive article comprising porous ceramic abrasive composites and method of using the same to abrade a workpiece
04/23/2002US6375543 Abrasive molding, abrasive disc and polishing process using the abrasive disc
04/18/2002WO2002030617A1 Polishing pad comprising a filled translucent region
04/16/2002US6371842 Patterned abrading articles and methods of making and using same
04/16/2002US6371837 Method of refining a surface
04/16/2002CA2230338C Pot-shaped grinding wheel
04/11/2002WO2002028599A2 Method and apparatus for making a cutting tool having a plurality of margins
04/11/2002WO2002028593A2 Method and apparatus for making a cutting tool having a flute
04/11/2002US20020042243 Polishing body, polishing apparatus, polishing apparatus adjustment method, polished film thickness or polishing endpoint measurement method, and semiconductor device manufacturing method
04/11/2002DE10047543A1 Schleifkörper und Schleifmittel für ein elektrisches Schleifwerkzeug sowie elektrisches Schleifwerkzeug Abrasive agent for an electric grinding tool and electric sanding tool
04/10/2002EP0713575B1 Equipement for the grinding of material samples
04/09/2002US6368199 Backing plates for abrasive disks
04/09/2002US6368198 Diamond grid CMP pad dresser
04/04/2002WO2002026445A1 Polishing pad with built-in optical sensor
04/03/2002EP1193033A1 Grinding stone
04/03/2002CN1342989A Ferrite core for deflecting coil and its surface polissoir and polishing stone
03/2002
03/28/2002WO2001098029A3 Tool and associated fixing device
03/28/2002US20020037683 Abrasive article suitable for abrading glass and glass ceramic workpieces
03/28/2002US20020035890 Metal bonded drilling and/or chamfering tool
03/27/2002CN1081512C 具有单旋转主轴的机床 Single-spindle machine tool having a rotating
03/26/2002US6361646 Method and apparatus for endpoint detection for chemical mechanical polishing
03/26/2002US6361424 Back-up pad for abrasive articles and method of making
03/21/2002WO2002022310A1 Ultra abrasive grain wheel for mirror finish
03/21/2002US20020034926 Method of forming tooth grooves
03/20/2002EP1187701A1 Grinding wheel, grinding system and method for grinding a blade
03/19/2002US6358130 Polishing pad
03/12/2002US6354929 Abrasive article and method of grinding glass
03/08/2002WO2002024414A1 Abrasive body and abrasive means for an electric grinding tool and electric grinding tool
03/07/2002US20020028643 Ferrite core for deflecting yoke, surface polishing apparatus and grindstone therefor
03/06/2002EP1184122A1 Method of forming tooth grooves
03/06/2002CN2480106Y Drill for drilling glass
03/06/2002CN1080167C Abrasive device
02/2002
02/27/2002EP1181133A1 Rotary tool with combined abrasive and fragmentation action for producing profiles or cuts on sheets of fragile material such as marble, granite, stone,glass and the like
02/27/2002CN1337897A A grinding tool for grinding buttons of a rock drill bit, a grinding cup, a grinding spindle and a method for mounting the grinding cup on a grinding spindle
02/21/2002US20020021404 Method of improving the accuracy of a beveling operation applied to a spectacle lens, and a corresponding beveling tool
02/14/2002US20020019199 Abrasive article suitable for abrading glass and glass ceramic workpieces
02/07/2002WO2002002278A8 Method of making a surface treating article and such a surface treating article
02/07/2002US20020014309 Abrasive molding and abrasive disc provided with same
02/06/2002EP1177860A1 Grinding tool
02/06/2002EP1177071A1 Grinding disc with backup pad
02/06/2002CN1334761A Method for making sintered article and products produced thereby
01/2002
01/30/2002EP1176630A1 Polishing body, polisher, method for adjusting polisher, method for measuring thickness of polished film or end point of polishing, method for producing semiconductor device
01/30/2002EP1175279A1 Method for grinding glass
01/24/2002US20020009965 Grinding tool
01/24/2002DE10032449A1 Grinding disc with circular conical grinding segments has cutting part, holder, cylindrical basic shape and flat part
01/23/2002EP1174400A1 Porous silicon carbide sintered compact and silicon carbide metal composite suitable for use in table for wafer polishing machine
01/23/2002EP1174219A2 Grinding tool
01/23/2002EP1174218A2 A pipe-chamfering disk
01/23/2002EP1173308A1 Rotary abrasive tool
01/23/2002EP1173307A2 Abrasive article suitable for abrading glass and glass ceramic workpieces
01/23/2002CN2472873Y Tilted angle grinding wheel
01/17/2002DE10032036A1 Countersink tool has neck and head, grinder coating joined to drive spindle, plastic intermediate piece, ducts for cooling fluid and axial feeder duct.
01/16/2002EP1172176A1 Method to improve the accuracy of spectacle glasses bevelling and bevelling tool therefore
01/10/2002WO2002002278A1 Method of making a surface treating article and such a surface treating article
01/10/2002US20020004362 Countersink bit for glass
01/10/2002DE10030586A1 Werkzeug Tool
01/09/2002EP1170091A2 Chamfering tool
01/08/2002US6336855 Grindstone for ELID grinding and apparatus for ELID surface grinding
01/03/2002WO2001041974A3 Process for making an abrasive sintered product
01/02/2002EP1165287A1 Apparatus and process for reconditioning polishing pads
12/2001
12/27/2001WO2001098029A2 Tool and associated fixing device
12/27/2001WO2001098028A1 Polishing pad
12/25/2001US6332832 CMP polish pad and CMP processing apparatus using the same
12/21/2001WO2001098027A1 A multi-zone grinding and/or polishing sheet
12/20/2001WO2001096067A1 Quick mount attachment for rotary finishing tool
12/20/2001US20010053658 Window portion with an adjusted rate of wear
12/19/2001EP1049565B1 Clamping device for grinding discs
12/19/2001CN1076253C Chemical and mechanical grinding cushion
12/13/2001WO2001094074A1 Polishing pad window for a chemical-mechanical polishing tool
12/06/2001US20010049259 Surface treatment
12/05/2001EP1159106A1 A grinding tool for grinding buttons of a rock drill bit, a grinding cup, a grinding spindle and a method for mounting the grinding cup on a grinding spindle
12/05/2001EP0946333B1 Crenelated abrasive tool
12/04/2001US6325709 Rounded surface for the pad conditioner using high temperature brazing
11/2001
11/29/2001US20010046835 Protective coatings for CMP conditioning disk
11/28/2001EP1157627A1 Rotating abrasive device for chiropody having cooling means
11/28/2001EP0994763B1 Grinding machine spindle
11/28/2001CN2461702Y Ceramic measuring block grinding disk
11/28/2001CN1324287A Fan-like grinding wheel
11/28/2001CN1075402C On-line roll grinding apparatus
11/27/2001US6322424 Electrolytic integrated polishing method for metal workpieces using special abrasive materials
11/22/2001US20010044261 Apparatus for in-situ optical endpointing on web-format planarizing machines in mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies and methods for making and using same
11/21/2001EP1155784A1 Storage case for a rotary tool including a cutting blade and cutting apparatus using it
11/21/2001CN1323253A Diamond blade having rim type cutting tip for use in grinding or cutting apparatus
11/21/2001CN1323252A Diamond blade having segment type cutting tip for use in cutting, grinding or drilling apparatus
11/20/2001US6319108 Metal bond abrasive article comprising porous ceramic abrasive composites and method of using same to abrade a workpiece
11/20/2001CA2238718C Backing plates for abrasive disks
11/14/2001EP1152866A1 Durable nonwoven abrasive product
11/14/2001EP1054753B1 Rubber hog disk
11/14/2001EP0758286B1 Accessory for an angle grinder
11/14/2001CN1322374A Polishing body, polisher, method for adjusting polisher, method for measuring thickness of polished film or end point of polishing, method for producing semiconductor device
11/13/2001US6315652 Abrasive tool inserts and their production
11/08/2001WO2001083166A1 Abrasive article and methods for grinding glass
11/08/2001WO2001083164A1 Grinding tool for buttons of a rock drill bit
11/08/2001DE10020681A1 Disc shaped component production, comprises placing label and material in mould, and pressing them together
11/07/2001EP1151825A2 A diamond grid cmp pad dresser
11/07/2001EP0975460B1 Method for attaching a fastener to a surface treating article, and such an article having a fastener
11/06/2001US6312325 Sanding disks
11/06/2001US6312324 Superabrasive tool and method of manufacturing the same
11/01/2001WO2001081902A1 Apparatus and methods for detecting killer particles during chemical mechanical polishing
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