Patents
Patents for B24D 11 - Constructional features of flexible abrasive materials; Special features in the manufacture of such materials (5,596)
02/2001
02/13/2001US6186866 Abrasive article with separately formed front surface protrusions containing a grinding aid and methods of making and using
02/08/2001DE19937014A1 Handbandschleifmaschine Hand belt sander
02/07/2001CN1061581C Teflon fabrics and its application
02/06/2001US6183677 Method of manufacturing abrasive sheet with thin resin film
02/06/2001US6183346 Abrasive article with embossed isolation layer and methods of making and using
01/2001
01/31/2001EP1071539A1 Abrasive article with tie coat and method
01/31/2001CN1061397C Abrading meterial
01/30/2001US6179950 Polishing pad and process for forming same
01/18/2001WO2001004227A2 Metal bond abrasive article comprising porous ceramic abrasive composites and method of using same to abrade a workpiece
01/18/2001WO2001003888A2 Bands for machining materials, abrasive and/or polishing bands and method for the production of bands for machining materials
01/18/2001DE19931290A1 Materialbearbeitungsbänder, insbesondere Schleif- und/oder Polierbänder und Verfahren zur Herstellung von Materialbearbeitungsbändern Material processing bands, in particular grinding and / or polishing belts and methods of making tapes of material processing
01/17/2001CN1060712C Coated abrasive backing, coated abrasive products and its making method
01/16/2001US6174227 A polishing pad with a surface having vickers hardness of 2.5 to 40, comprising an epoxy resin selected from bisphenol a or bisphenol f epoxy resin, novolac epoxy resin, denatured epoxy resin, aromatic anhydride or amine or imidazole curing agent
01/09/2001US6170116 Abrasive member and cleaning device for probe needle for probe card
12/2000
12/27/2000EP1062068A2 Superabrasive wire saw and method for making the saw
12/27/2000EP0843611B1 Method for making a spliceless coated abrasive belt
12/26/2000US6165061 Abrasive tape, process for producing it, and coating agent for abrasive tape
12/19/2000US6162522 Loop substrate for releasably attachable abrasive sheet material
12/14/2000WO2000074896A1 Method of modifying a surface of a structured wafer
12/14/2000CA2374004A1 Method of modifying a surface of a structured wafer
12/13/2000CN2410080Y Foamed plastic flexible grinding block
12/12/2000US6159286 Forming substrate layer of catalyst material or graphite; placing template having pattern of apertures upon substrate layer, apertures configured to receive single diamond particle; filling apertures with diamond particles; pressing
12/12/2000US6159087 End effector for pad conditioning
12/07/2000WO2000073020A1 Abrasive processing apparatus and method employing encoded abrasive product
12/06/2000EP1057590A1 Consumable polishing element, specially for finishing optical glasses
12/06/2000EP0853529B1 Method and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article
12/06/2000EP0847323B1 Grinding belt and method and device for producing the same
12/05/2000US6155910 Method and article for the production of optical quality surfaces on glass
11/2000
11/30/2000WO2000071297A1 Chemical mechanical planarization or polishing pad with sections having varied groove patterns
11/28/2000US6152814 Expandable abrasive belt for use with inflatable tool
11/22/2000EP0679117B1 A method of making an abrasive article
11/16/2000WO2000047366A3 Apparatus and method for grinding, lapping and polishing semiconductor wafers
11/14/2000US6145512 Colored and decorative nail files and methods for making them
11/07/2000US6142045 Abrasive disc cutting apparatus and method
11/02/2000WO2000064631A1 Method for grinding glass
11/02/2000WO2000064326A1 Cleaning sheet
11/02/2000EP1047528A1 Abrasive foam article and method of making same
10/2000
10/31/2000US6139594 Abrasive article with tie coat and method
10/31/2000US6138884 Sander mate
10/24/2000US6136043 Forming an elastomeric material into a polishing pad having a planar surface; and dyeing pad with at least one dye to color the elastomeric material with a color that extends from the planar surface to a pad depth; use in determining wear life
10/17/2000US6132860 Abrasive article comprising organometallic coupling agent
10/12/2000WO2000059685A1 Abrasive article, method of making same, and abrading apparatus
10/11/2000CN1269277A Abrasive band product with ordered structure
10/10/2000US6129540 Production tool for an abrasive article and a method of making same
10/04/2000CN1268917A Method and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article
09/2000
09/27/2000EP1038637A2 Abrasive article and method of making
09/27/2000CN2398057Y Abrasive cloth with crumb discharging effect for palishing
09/26/2000US6123609 Polishing machine with improved polishing pad structure
09/20/2000EP1035948A1 Abrasive article containing a grinding aid and method of making the same
09/20/2000EP0652917B1 Abrasive grain, method of making same and abrasive products
09/19/2000US6120878 Abrasive articles comprising vinyl ether functional resins
09/19/2000US6120569 Charging milling grain, bonding agent and cellulose together into a mold module, cold casting or heat compressing to form milling grain cellulose layer, applying a layer of flexible material to backside of the layer, removing the mold module
09/19/2000US6120353 Polishing method for semiconductor wafer and polishing pad used therein
09/19/2000US6120352 Lapping apparatus and lapping method using abrasive sheets
09/13/2000CN1266392A Structured abrasives with adhered functional powders
09/12/2000US6117001 Electrolytic in-process dressing method, electrolytic in-process dressing apparatus and grindstone
09/12/2000US6117000 Polishing pad for a semiconductor substrate
09/12/2000US6116998 Attachment means and use of such means for attaching a sheet-formed abrasive or polishing means to a magnetized support
09/12/2000US6116991 Installation for improving chemical-mechanical polishing operation
09/08/2000WO2000051788A1 Abrasive articles having bond systems containing abrasive particles
09/05/2000US6114247 Polishing cloth for use in a CMP process and a surface treatment thereof
08/2000
08/29/2000US6110241 Abrasive grain with improved projectability
08/29/2000US6110015 Method for providing a clear surface finish on glass
08/24/2000WO2000048788A1 Polishing pad and process for forming same
08/22/2000US6106382 Abrasive product for dressing
08/17/2000WO2000047366A2 Apparatus and method for grinding, lapping and polishing semiconductor wafers
08/16/2000EP1027192A1 Plate tool having quick-engaging element, provided with work surface
08/15/2000CA2217692C Curl-resistant coated abrasives
08/10/2000WO2000032353A3 A polishing machine and method
08/09/2000EP0822883B1 Abrasive article having a bond system comprising a polysiloxane
08/08/2000US6099603 System and method of attaching abrasive articles to backing pads
08/08/2000US6099390 Polishing pad for semiconductor wafer and method for polishing semiconductor wafer
08/08/2000CA2217016C Hot metal grinding
08/01/2000US6096107 Cold forming; cohesion of metal powder and foil having raised pattern; sintering
07/2000
07/27/2000WO2000043159A1 Improved polishing pads and methods relating thereto
07/27/2000WO2000015905A3 Curl-resistant, antislip abrasive backing and abrasive paper
07/26/2000EP1021275A1 Abrasive articles and their preparations
07/26/2000EP1021274A1 Method of making articles in sheet form, particularly abrasive articles
07/26/2000CN2389038Y Plain adsorption type multi-function cutter-sharpening machine
07/26/2000CN1261302A Flexible abrasive body
07/20/2000WO2000041850A1 Durable nonwoven abrasive product
07/19/2000CN2388007Y Steel wool flexible polishing cloth
07/18/2000US6090475 Polishing pads useful in determining an end to the useful wear life thereof through different color layers
07/13/2000DE19939883A1 Stone grinding tool manufacture by forming a layer of grinding material, binder and fibers, applying an elastic layer to the rear and forming a profiled hollow grinding cap
07/12/2000EP1017539A1 Curl-resistant coated abrasives
07/06/2000WO2000038886A1 Tearable abrasive article
07/06/2000WO2000038885A1 System and method of attaching abrasive articles to backing pads
07/05/2000EP1016133A1 Method of planarizing the upper surface of a semiconductor wafer
07/05/2000EP1015181A1 Abrasive slurries and abrasive articles comprising multiple abrasive particle grades
07/05/2000EP1015180A1 Abrasive tools with patterned grit distribution and method of manufacture
07/05/2000EP1015179A1 A structured abrasive article adapted to abrade a mild steel workpiece
07/05/2000EP1015178A1 Abrasive articles including a polymeric additive
07/04/2000US6083606 Phenoxy resin and polyesterurethane copolymer binder and inorganic powders
06/2000
06/29/2000WO2000037561A1 Aminoplast resin/thermoplastic polyamide presize coatings for abrasive article backings
06/29/2000WO2000037218A1 Nonwoven abrasive articles and method of preparing same
06/28/2000EP1011969A1 Apparatus for distribution of particles on paper, process for providing paper with particles and particle coated paper
06/28/2000EP1011924A1 Structured abrasives with adhered functional powders
06/27/2000US6080482 Undrawn, tough, durably melt-bondable, macodenier, thermoplastic, multicomponent filaments
06/27/2000US6080216 Layered alumina-based abrasive grit, abrasive products, and methods
06/27/2000US6080215 Abrasive article and method of making such article
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