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)
03/1999
03/30/1999US5888129 Grinding wheel
03/30/1999US5888120 Method and apparatus for chemical mechanical polishing
03/24/1999EP0799111B1 Recyclable zones on abrasive wheels
03/18/1999WO1998050198A3 Apparatus and method for cleaning and finishing
03/11/1999DE19738394A1 Grinding tool as cutting machine tool with cooling and lubricating medium feed
03/10/1999EP0900631A2 Abrasive tool
03/04/1999WO1998053955A3 An improved abrasive disc and backing plate therefor
03/04/1999DE19737217A1 Combination tool for rough and fine polishing of optical lenses
03/03/1999EP0898504A1 Abrasive body
02/1999
02/24/1999EP0897778A1 Apparatus and method for machining workpieces by flushing working liquid to the tool-and-workpiece interface
02/24/1999EP0897328A1 Abrasive body
02/24/1999CN1208682A Apparatus and method for machining workpieces
02/17/1999EP0896861A2 Combined cutting and grinding tool
02/17/1999CN1042111C Disc shaped lapping tool
02/16/1999US5871022 For a point grinding apparatus
02/09/1999US5868125 Crenelated abrasive tool
01/1999
01/27/1999EP0893203A2 Method and apparatus for in-situ end-point detection and optimization of a chemical-mechanical polishing process using a linear polisher
01/21/1999WO1999002306A1 Grinding machine spindle
01/20/1999CN1205256A On-line roll grinding apparatus
01/07/1999WO1999000217A1 Mounting system for abrasive device
12/1998
12/23/1998WO1998057778A1 Inner race grinding machine
12/16/1998EP0884134A1 Grinding wheel having high impact resistance, for grinding rolls as installed in place
12/15/1998US5849646 Coated abrasive backing
12/10/1998WO1998055265A1 Combined cutting and grinding tool
12/09/1998EP0882551A2 Sanding disks
12/08/1998US5846125 Truing wheel with incorporated cooling
12/08/1998US5846123 Compounding elements and use thereof
12/03/1998WO1998053955A2 An improved abrasive disc and backing plate therefor
12/02/1998EP0881484A2 Method and apparatus for in-situ monitoring of thickness during chemical-mechanical polishing
12/02/1998EP0881040A2 Method and apparatus for in-situ monitoring of thickness using a multi-wavelength spectrometer during chemical-mechanical polishing
12/02/1998EP0880425A1 Process for manufacturing inserts with holes for clamping
11/1998
11/24/1998CA2013804C Drilling
11/12/1998WO1998050201A1 Mosaic polishing pads and methods relating thereto
11/12/1998WO1998050198A2 Apparatus and method for cleaning and finishing
11/12/1998CA2288829A1 Apparatus and method for cleaning and finishing a workpiece
11/11/1998EP0876877A2 Grinding body
11/10/1998US5834569 Grinding wheel for flat glass beveling
11/05/1998DE19720623C1 Polishing device for semiconductor substrate
11/04/1998EP0874717A1 Backing plates for abrasive disks
10/1998
10/28/1998CN2295566Y 投料器 Shooter
10/27/1998US5827112 Method and apparatus for grinding wafers
10/22/1998WO1998046413A1 Method for attaching a fastener to a surface treating article, and such an article having a fastener
10/21/1998EP0871562A1 Improved superabrasive tool
10/21/1998EP0706437B1 Method for supplying cooling medium to a grinding cup and grinding cup to carry out the method
10/15/1998WO1998045092A1 Abrasive tools with patterned grit distribution and method of manufacture
10/14/1998EP0870578A1 Superabrasive tool and method of its manufacture
10/14/1998CN2294137Y Large area disc type nylon fiber abrasive wheel
10/07/1998EP0868262A1 Improvements to sanding disks
10/07/1998EP0868261A1 Abrasive article back up pad with foam layer
10/06/1998US5816892 Positioning control for combined milling machine and internally positioned grinding wheel
09/1998
09/30/1998EP0846040A4 Polishing pads
09/24/1998WO1998041361A1 Segment body for cutting and method for producing such a segment body
09/23/1998EP0865879A2 Abrasive grinding disc and method of manufacturing the same
09/23/1998EP0865878A2 Cup-shaped grinding wheel
09/23/1998CN1193932A Polishing pads
09/22/1998US5810647 For finishing a workpiece
09/17/1998DE19811339A1 Abrasive material for e.g. honing semiconductors and ceramics
09/16/1998EP0688257B1 Method and article for polishing stone
09/02/1998EP0861705A2 Grinding cup
08/1998
08/26/1998EP0860237A2 Surface planarization apparatus and work measuring method
08/20/1998WO1998035788A1 Vitrified diamond wheel
08/20/1998DE19706459A1 Device for holding working lining for drilling tools
08/20/1998DE19704746A1 Grinding disc for machining workpieces
08/12/1998EP0857552A2 Stone cutting element with increased wear resistance
08/12/1998EP0857099A1 Wire brush attachment for angle grinder
08/06/1998DE19800250A1 Grinding disc for optical lenses, fine stones, marble, wood, metal, plastics etc.
08/05/1998EP0855949A1 Accessories and attachments for angle grinder
07/1998
07/29/1998EP0855249A1 Grindstone and method of manufacturing the same
07/28/1998US5785578 Equipment for the grinding of material samples
07/21/1998US5782682 Grinding wheel having abrasive tips
07/16/1998WO1998030360A1 Abrasive body
07/16/1998WO1998030357A1 Abrasive body
07/16/1998DE19716560A1 Grinding body especially for glass grinding disc
07/14/1998US5779528 Elastomeric mount for grinding wheel, and grinder
07/07/1998US5775975 Method of lapping a bevel gear
07/02/1998DE19723060A1 Chemo-mechanical wafer polisher and process for semiconductors
07/01/1998CN1186010A Chemical mechanical polishing method and apparatus thereof
06/1998
06/25/1998WO1998026902A1 Improved wheel hub for longer wheel life
06/18/1998WO1998025731A1 Housing grinding machine
06/10/1998EP0846040A1 Polishing pads
06/04/1998WO1998023409A1 Tool quill and method for finishing fuel injector needle tips
06/02/1998US5759088 Process for machining components made of brittle materials and a device for carrying out the same
05/1998
05/28/1998WO1998022260A1 Crenelated abrasive tool
05/28/1998CA2271806A1 Crenelated abrasive tool
05/27/1998EP0844048A2 Free form machining tool
05/12/1998US5749353 Cutting blade with an impact load prevention layer
05/06/1998EP0839602A1 Unit for polishing bevels on the edges of glass plates, particularly on numeric-control machines
05/06/1998CN2280588Y Grinding member with handle for mould engraving machine
04/1998
04/30/1998WO1998017438A1 Surface polishing apparatus
04/28/1998US5743346 Abrasive cutting element and drill bit
04/23/1998WO1998016348A1 Grindstone with seat and method of manufacturing the same
04/09/1998WO1998014307A1 Superabrasive tool and method of its manufacture
04/08/1998CN1178494A Grinding cup and holder device
04/07/1998US5736463 Applying slurry, pressing and rotating shape memory material polishing pad relative to surface; for silicon wafers
04/01/1998CN2277319Y Uniform wearing once-used hard buff
03/1998
03/25/1998EP0830237A1 Cutting tool having textured cutting surface
03/05/1998WO1998008651A1 Device for conditioning polishing pads utilizing brazed cubic boron nitride technology
03/04/1998EP0826461A1 Grinding wheel with cooling means incorporated
02/1998
02/25/1998EP0824995A1 Forming a transparent window in a polishing pad for a chemical mechanical polishing apparatus
02/25/1998CN2275010Y Conical ceramic tile polishing and grinding wheel
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