Patents
Patents for B24D 13 - Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor (4,710)
12/1999
12/01/1999EP0960693A2 A polishing machine
11/1999
11/30/1999US5992491 System for producing a ring of abrasive sheet elements from which to form a rotary brush
11/24/1999EP0958106A2 Window polisher
11/23/1999US5989470 Curing within a mold a liquid matrix material which encapsulates uniformly distributed microcolumns arranged in parallel to form a pad body with interspersed microcolumns, cutting into individual pads
11/23/1999US5989113 Tool for mechanical surface treatment
11/23/1999US5989111 Method and article for the production of optical quality surfaces on glass
11/17/1999EP0956926A1 Work polishing method
11/17/1999EP0956925A1 Barrel polishing apparatus
11/17/1999EP0955839A1 Rotary surface treatment tool
11/16/1999US5985090 Polishing cloth and polishing apparatus having such polishing cloth
11/16/1999US5984769 Polishing pad having a grooved pattern for use in a chemical mechanical polishing apparatus
11/16/1999US5983434 Rotary bristle tool with preferentially oriented bristles
11/10/1999CN2347720Y Sisal hemp polishing machine
11/04/1999WO1999055491A1 Chemical mechanical polishing with multiple polishing pads
10/1999
10/26/1999US5972817 Treating hard surface to remove material by moving foamed glass article against surface
10/20/1999EP0949986A1 Method and article for the production of optical quality surfaces on glass
10/19/1999US5967887 Polishing and buffing attachment
10/19/1999US5967884 Buffing machine for lens
10/19/1999US5966766 Apparatus and method for cleaning semiconductor wafer
10/13/1999EP0804316B1 Tool for mechanically treating surfaces
10/12/1999US5964650 Method and apparatus for repairing optical discs
10/12/1999US5964645 Window polisher
10/12/1999US5964643 Apparatus and method for in-situ monitoring of chemical mechanical polishing operations
10/12/1999US5964006 Rotary brush
10/06/1999EP0947292A2 Flap grinding stick
09/1999
09/30/1999WO1999048647A1 Plated grinding tool
09/30/1999WO1999048413A1 Abrasive cleaning apparatus
09/30/1999CA2325958A1 Abrasive cleaning apparatus
09/23/1999DE19812515A1 Grinding tool with blades and symmetrical rotational axle
09/22/1999EP0943400A2 Grinding brush
09/16/1999WO1999046080A1 Method and apparatus for repairing optical discs
09/16/1999DE19809802A1 Verfahren zur Oberflächenbehandlung von Aluminium oder dergleichen A method for surface treatment of aluminum or the like
09/16/1999CA2322275A1 Method and apparatus for repairing optical discs
09/15/1999EP0942076A1 Process for surface treatment of aluminium, aluminium alloys, magnesium, or magnesium alloys
09/15/1999EP0942075A1 Process for surface treatment of aluminium, aluminium alloys, magnesium or magnesium alloys
09/14/1999US5951389 Drive system for small diameter abrasive discs
09/07/1999US5947807 Apparatus for cleaning and polishing a surface
09/07/1999US5946760 Applicator head
09/01/1999EP0938400A1 Multiple abrasive assembly and method
09/01/1999CN1227519A Abrasive construction for semiconductor wafer modification
09/01/1999CN1227152A Chemical mechanical polishing apparatus and method of chemical mechanical polishing
08/1999
08/31/1999US5944587 To reduce deterioration
08/31/1999US5944586 Apparatus and method for cleaning and finishing
08/31/1999US5944584 Apparatus and method for chamfering wafer with loose abrasive grains
08/31/1999US5944583 For polishing a semiconductor wafer
08/26/1999DE19807948A1 Tool for surface preparation with adjustable working severity, especially for grinding, lapping and polishing of technical and optical functional surfaces
08/17/1999US5938801 Polishing pad and a method for making a polishing pad with covalently bonded particles
08/17/1999US5938515 Foam buffing pad of string-like construction
08/11/1999CN1225600A Method for deburring itmes, particularly itmes of metal, and use of same
08/03/1999US5932040 Method for producing a ring of abrasive elements from which to form a rotary brush
08/03/1999US5931729 Article made by spin welding a fastener thereto
08/03/1999US5931719 For polishing a surface of a semiconductor wafer
07/1999
07/28/1999EP0930955A1 Polishing pad contour indicator for mechanical or chemical-mechanical planarization
07/15/1999DE19754778A1 Roller for floor-treatment appliance with roller body and bearing disc
07/13/1999US5922160 Method and machine for producing a ring of abrasive sheet elements from which to form a rotary brush
07/13/1999US5921855 Polishing pad having a grooved pattern for use in a chemical mechanical polishing system
07/13/1999US5921854 To mount on a spindle or drive shaft/abrading a workpiece
07/08/1999WO1999033615A1 Method and apparatus for mechanical and chemical-mechanical planarization of microelectronic substrates
07/06/1999US5919082 Fixed abrasive polishing pad
06/1999
06/30/1999EP0925153A1 Flexible contour sanding disc
06/29/1999US5916011 Process for polishing a semiconductor device substrate
06/29/1999US5915436 Abrasive brush made by injection molding a moldable polymer optionally including abrasive particles.
06/23/1999EP0924031A1 Tool for working surfaces and edges
06/23/1999EP0924029A1 Method to reach an almost linear wear and tool with almost linear wear
06/23/1999EP0923420A1 Brushing process for corrosion and oxidation resistance
06/22/1999US5913713 Used in a chemical mechanical planarization apparatus for polishing
06/16/1999EP0922535A1 Tool for abrasive treatment of surfaces
06/16/1999EP0921906A1 Abrasive construction for semiconductor wafer modification
06/10/1999WO1999028089A1 Foam buffing pad of individual string-like members and method of manufacture thereof
06/10/1999WO1999028083A1 Segmented polishing pad
06/08/1999US5910043 Polishing pad for chemical-mechanical planarization of a semiconductor wafer
06/02/1999EP0919336A2 Surface polishing pad
06/02/1999EP0918596A1 Method for the deburring of items, particularly items of metal, and use of the method
05/1999
05/20/1999WO1999024222A1 Backup pad for abrasive articles, and method of use
05/20/1999WO1999024221A1 Surface treatment article having a quick release fastener
05/20/1999WO1999024218A1 Manufacturing a memory disk or semiconductor device using an abrasive polishing system, and polishing pad
05/20/1999DE19749898A1 Method for finishing object by grinding tool
05/20/1999CA2309613A1 Surface treatment article having a quick release fastener
05/20/1999CA2308764A1 Backup pad for abrasive articles, and method of use
05/18/1999US5903951 Molded brush segment
05/14/1999WO1999022905A1 Method for sanding surfaces on items
05/12/1999EP0817702B1 Applicator head
05/11/1999US5902175 Cleaning of surfaces below the level of a liquid
05/11/1999US5901403 Scrubber brush
05/11/1999US5901399 Flexible-leaf substrate edge cleaning apparatus
05/06/1999WO1999021682A1 A polishing apparatus for forming aspheric surfaces
05/06/1999EP0912294A1 Nonwoven abrasive articles
05/06/1999EP0912293A1 Method of making a porous abrasive article
05/06/1999EP0912292A1 Method and apparatus for manufacturing abrasive articles
05/04/1999US5899799 Method and system to increase delivery of slurry to the surface of large substrates during polishing operations
04/1999
04/28/1999EP0911116A1 Grinding article and mounting device
04/28/1999EP0910496A1 Flexible abrasive member having interlocking deposits
04/27/1999US5897431 Honing tool and method of making
04/27/1999US5897426 Chemical mechanical polishing with multiple polishing pads
04/21/1999CN2314894Y Abrasive head of polishing machine
04/21/1999CN2314893Y Hollow conic polishing abrasive wheel
04/20/1999US5895612 Method of making abrading tools
04/15/1999WO1999018600A1 Apparatus and method for cleaning semiconductor wafer
04/14/1999EP0908487A2 Preparation of expanded fluorine type resin products
04/14/1999EP0908134A1 Assembly for a head of a surface maintenance machine and machine comprising such
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