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)
03/2003
03/04/2003US6527634 Grinding wheel with segments for preventing one-sided wear
02/2003
02/27/2003DE20219615U1 Machine tool for grinding optical components, e.g. lenses, includes piston with tappets supporting grinding films or pellets at one end
02/27/2003DE20217188U1 Polishing disc comprising foam material, for e.g. lacquered surfaces of motor vehicles, contains open channel in its top side
02/26/2003EP1285728A2 Abrasive wheel
02/25/2003US6524176 Polishing pad
02/25/2003US6524166 Grinding tool for grinding buttons of a rock drill bit, a grinding cup, a grinding spindle and method for mounting the grinding cup on a grinding spindle
02/25/2003US6524165 Method and apparatus for measuring substrate layer thickness during chemical mechanical polishing
02/25/2003US6524164 Polishing pad with transparent window having reduced window leakage for a chemical mechanical polishing apparatus
02/25/2003US6523214 Quick mount attachment for rotary finishing tool
02/20/2003WO2003013792A1 Abrasive article with universal hole pattern
02/20/2003DE20217076U1 Floor polishing tool has powered rotating disc with surrounding groove and rubber ring
02/20/2003CA2454436A1 Abrasive article with universal dust extraction hole pattern
02/18/2003US6520842 Method of forming tooth grooves
02/13/2003WO2003011527A1 System with a tool holding fixture
02/13/2003US20030032383 Abrasive article with universal hole pattern
02/13/2003US20030032382 Grinding wheel
02/13/2003DE20210641U1 Abrasion or sanding ring abrasion machines for concrete or stone is made from Bakelite and has a carrying piece and an abrasion body with a nose on the carrying piece in a hole on the side of the ring
02/11/2003US6517424 Chromium and amorphous diamond or chromium nitride, bonding strength
02/05/2003EP1281477A1 Polishing pads
02/05/2003EP1009587B1 Tool quill and method for finishing fuel injector needle tips
02/04/2003US6514302 Heating a granular abrasive material, blending two phenol-novolac resins and mixing
02/04/2003US6514133 Tool for smoothing optical surfaces, in particular for ophthalmic lenses
01/2003
01/30/2003WO2003008151A1 Fixed abrasive articles with wear indicators
01/30/2003US20030022598 Abrasive article having a window system for polishing wafers, and methods
01/30/2003US20030020009 Monitor, method of monitoring, polishing device, and method of manufacturing semiconductor wafer
01/29/2003EP0907463B1 Abrasive tool and method for making same
01/23/2003US20030017783 Toric tool for polishing an optical surface of a lens and a method of polishing an atoric surface using the tool
01/22/2003EP1276594A1 Method for attaching a fastener to a surface treating member, and such an article having a fastener
01/22/2003EP1276593A1 Abrasive article and methods for grinding glass
01/22/2003EP1187701B1 Grinding wheel, grinding system and method for grinding a blade
01/22/2003CN1392823A Ultra abrasive grain wheel for mirror finish
01/16/2003US20030013399 Grinding unit for grinding machines and mounting method for the same
01/15/2003EP1274544A1 Receptacle for grinder tools
01/15/2003EP1274543A1 Grinding machine tool support
01/15/2003EP0871562B1 Improved superabrasive tool
01/15/2003CN1391506A Conditioner for polishing pad and method for manufacturing the same
01/09/2003WO2003002304A1 Attachment for grinder
01/09/2003US20030008601 Porous grinding tool and method for grinding a roll
01/08/2003CN1390165A Grinding machine of arc welding electrode for welding
01/03/2003WO2003000463A1 Fixing device, clamping system and allocated tool
01/02/2003US20030003858 Superabrasive wheel for mirror finishing
01/01/2003CN1097726C Equipment for grinding material samples
12/2002
12/27/2002WO2002102547A1 Polishing apparatus that provides a window
12/27/2002WO2002102546A1 Polishing apparatus and polishing pad
12/26/2002US20020197946 Multi-phase polishing pad
12/25/2002CN1387469A Improved coated abrasive discs
12/19/2002WO2002100598A2 Grinding wheel, intermediate product and method for producing a grinding wheel of this type
12/19/2002WO2001068322A9 Window portion with an adjusted rate of wear
12/19/2002US20020193058 Polishing apparatus that provides a window
12/18/2002EP1266724A1 Grinding disc, intermediate product and manufacturing method of such a grinding disc
12/18/2002EP0989924B1 Grinding wheel
12/17/2002US6494927 Conditioner and conditioning disk for a CMP pad, and method of fabricating, reworking, and cleaning conditioning disk
12/17/2002US6494766 Method and apparatus for measuring substrate layer thickness during chemical mechanical polishing
12/12/2002US20020184829 Heating a granular abrasive material, blending two phenol-novolac resins and mixing
12/11/2002EP1263548A1 Window portion with an adjusted rate of wear
12/10/2002CA2052233C Improvement and enhancing of grinding wheels for the machine working of marble, granite and the like
12/05/2002US20020182992 Grinding tool
12/04/2002EP1262284A1 Diamond grinding disc for facing tools
12/04/2002EP1262283A1 Bayonet-type locking arrangement for a consumable grinding disk and a supporting plate
12/03/2002US6488568 Optical view port for chemical mechanical planarization endpoint detection
11/2002
11/21/2002WO2002092287A1 Methods for producing granular molding materials for abrasive articles
11/21/2002US20020173234 Diamond grid CMP pad dresser
11/21/2002US20020173231 Polishing pad for semiconductor wafer and laminated body for polishing of semiconductor wafer equipped with the same as well as method for polishing of semiconductor wafer
11/20/2002EP1126950B1 Apparatuses and methods for polishing semiconductor wafers
11/20/2002EP1019221B1 Abrasive disk
11/19/2002US6482244 Process for making an abrasive sintered product
11/14/2002WO2001023141A9 Polishing pad
11/07/2002WO2002087811A1 Abrasive tool inserts and their production
11/06/2002EP1255286A1 Monitor, method of monitoring, polishing device, and method of manufacturing semiconductor wafer
11/06/2002EP1173308B1 Rotary abrasive tool
11/06/2002EP1144138B1 Method for grinding at least one surface on a cutting knife used in machining, use of said method and grinding wheel used to carry out said method
11/05/2002US6475070 Chemical mechanical polishing with a moving polishing sheet
10/2002
10/31/2002WO1999067036A3 Method for grinding at least one surface on a cutting knife used in machining, use of said method and grinding wheel used to carry out said method
10/31/2002EP1144138A3 Method for grinding at least one surface on a cutting knife used in machining, use of said method and grinding wheel used to carry out said method
10/30/2002EP1252973A1 Polishing pad for a semiconductor wafer which has light transmitting properties
10/24/2002US20020155799 Abrasive body and abrasive means for an electric grinding tool, and electric grinding tool
10/23/2002EP1250980A1 Welding electrode polishing machine
10/22/2002US6468138 Porous grinding tool and method for grinding a roll
10/16/2002EP1249307A2 Toric tool for polishing an optic surface of an atoric lens and polishing method using said tool
10/16/2002CN2516313Y Mounting
10/10/2002WO2002078902A1 Reinforced polishing pad with a shaped or flexible window structure
10/09/2002EP1247617A1 Disk for grinding concrete
10/09/2002EP1247615A2 Machining device to process the edges of cutting tools
10/09/2002EP1037729B1 Backup pad for abrasive articles, and method of use
10/09/2002EP0898504B1 Abrasive body
10/08/2002US6461226 Wafer is polished against an outer portion of a polishing pad; next, the wafer is polished against an inner portion of the polishing pad. the inner portion of the polishing pad has a second hardness that is less than the first hardness.
10/03/2002WO2000026609A3 Method and apparatus for measuring substrate layer thickness during chemical mechanical polishing
10/02/2002CN1372503A Reinforced abrasive wheels
10/01/2002US6458018 Abrasive article suitable for abrading glass and glass ceramic workpieces
10/01/2002US6458014 Polishing body, polishing apparatus, polishing apparatus adjustment method, polished film thickness or polishing endpoint measurement method, and semiconductor device manufacturing method
09/2002
09/26/2002WO2002074494A1 Sanding disc for smoothing drywalls
09/26/2002US20020137444 Grinding Stone
09/26/2002US20020137440 Polishing apparatus
09/26/2002US20020137435 Ventilated platen/polishing pad assembly for chemical mechanical polishing and method of using
09/26/2002US20020137433 Abrasive drill bit
09/26/2002CA2441930A1 Sanding disc for smoothing drywalls
09/24/2002US6454644 Polisher and method for manufacturing same and polishing tool
09/24/2002US6454639 Clamping device for grinding discs
09/24/2002US6454630 Rotatable platen having a transparent window for a chemical mechanical polishing apparatus and method of making the same
09/24/2002US6453899 Method for making a sintered article and products produced thereby
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