| Patents for B24B 21 - Machines or devices using grinding or polishing belts; Accessories therefor (4,476) |
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| 01/31/2006 | US6991512 Apparatus for edge polishing uniformity control |
| 01/26/2006 | DE202005018292U1 Grinder for cleaning a continuous metal belt surface, at a papermaking or cardboard production machine, has a grinding stone moved laterally against the belt while supported around a deflection roller |
| 01/25/2006 | CN2753507Y Sand belt polishing-grinding head offsetting mechanism |
| 01/25/2006 | CN1238161C Abrasive article having window system for polishing wafers, and using methods |
| 01/24/2006 | US6988934 Method and apparatus of a variable height and controlled fluid flow platen in a chemical mechanical polishing system |
| 01/19/2006 | DE4446163B4 Verfahren zur Gewinnung von Antriebsriemen mit geringem Drehwinkelfehler und Vorrichtung zur Minimierung des Drehwinkelfehlers eines Antriebsriemens A process for the production of drive belts with low rotational angle errors and apparatus for minimizing the rotation angle error of a drive belt |
| 01/18/2006 | EP1261530A4 Package with multiple chambers and valves |
| 01/18/2006 | CN1236895C Chemical machinery flattening system, chemical machinery polishing system and adjustable plate |
| 01/17/2006 | US6986704 Sand belt-tensioning device |
| 01/17/2006 | US6986700 Apparatuses for in-situ optical endpointing on web-format planarizing machines in mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies |
| 01/11/2006 | CN2750890Y Abrasive belt fixing and automatic tensioning device |
| 01/11/2006 | CN2750889Y Belt drum tensioning apparatus of synchronous belt grinding machine |
| 01/05/2006 | US20060003092 Method of and slurry for texturing glass substrate of magnetic hard disk |
| 01/05/2006 | DE202005017759U1 Endless loop machine has abrasive belt, removable lamellar belt guided around rollers and sanding pad, whereby one roller can act as calibrating roller when lamellar belt is removed |
| 12/29/2005 | WO2005123341A1 Brazed diamond dressing tool |
| 12/29/2005 | WO2005123333A2 Single component pad backer for polishing head of an orbital chemical mechanical polishing machine and method therefor |
| 12/29/2005 | WO2005123332A2 Method, apparatus, and tools for precision polishing of lenses and lens molds |
| 12/28/2005 | CN1713966A Platen assembly having a topographically altered platen surface |
| 12/22/2005 | WO2005120776A1 Material removal monitor |
| 12/22/2005 | US20050278984 Heat imprinting machine with separate work piece support |
| 12/21/2005 | EP1399294B1 End point detection system for chemical mechanical polishing applications |
| 12/21/2005 | CN2747015Y Main shaft sand belt encircling and tensioning device |
| 12/20/2005 | US6976906 Apparatus for reducing compressed dry air usage during chemical mechanical planarization |
| 12/15/2005 | US20050277376 Single component pad backer for polishing head of an orbital chemical mechanical polishing machine and method therefor |
| 12/15/2005 | DE202005012147U1 Rail head grinding machine, has rail arranged with parallel abrasive belt and contact roller or molding tool, where delivery and pressing of belt occurs through pivotal point and elevating screw longitudinal to rail direction |
| 12/14/2005 | EP1604781A1 Belt sander |
| 12/14/2005 | EP1604780A1 Sanding apparatus |
| 12/14/2005 | CN1706593A Sanding apparatus |
| 12/14/2005 | CN1706592A Sanding apparatus |
| 12/13/2005 | US6974368 where fine texturing marks are precisely formed in the radial direction and there are no abnormal protrusions; adding a polishing slurry to the substrate, pressing a polishing tape on the surface and running it in a direction opposite the rotation |
| 12/08/2005 | US20050272357 Sanding apparatus |
| 12/08/2005 | US20050272356 Sanding apparatus |
| 12/08/2005 | US20050272353 Device and method for machining workpieces |
| 12/07/2005 | CN1230278C Device for controlling homogeneity of edge polishing |
| 12/07/2005 | CA2476748A1 Sanding apparatus |
| 12/07/2005 | CA2476729A1 Sanding apparatus |
| 12/06/2005 | US6972135 Texturing of magnetic disk substrates |
| 12/06/2005 | US6971950 Polishing silicon wafers |
| 12/01/2005 | WO2005113196A1 Abrading method of curvilinear surface of workpiece |
| 12/01/2005 | US20050266773 Apparatuses and methods for in-situ optical endpointing on web-format planarizing machines in mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies |
| 11/30/2005 | CN1703640A Process for finish-abrading optical-fiber-connector end-surface |
| 11/30/2005 | CN1701917A Panel cleaning device and method |
| 11/30/2005 | CN1229204C Belt polishing device with double retainer ring |
| 11/29/2005 | US6969307 Polishing pad conditioning and polishing liquid dispersal system |
| 11/29/2005 | US6969299 Razor blade sharpener |
| 11/24/2005 | WO2005110677A1 Machine for finishing an object such as a profiled element, a panel, or suchlike |
| 11/24/2005 | US20050260939 Brazed diamond dressing tool |
| 11/24/2005 | DE202005014430U1 Device for machining strip or plate like metal workpieces has grinding belt which in region of workpiece is in active connection with drive device which then drives the belt |
| 11/17/2005 | WO2005108008A1 Backup shoe for microfinishing and methods |
| 11/10/2005 | WO2005105356A2 Electrochemical mechanical planarization process and apparatus |
| 11/10/2005 | US20050250423 Method for manufacturing semiconductor device and polishing apparatus |
| 11/10/2005 | US20050248882 Magnetic hard disk substrate |
| 11/03/2005 | WO2005102603A1 Belt sander with sanding depth reference member |
| 11/03/2005 | WO2005102601A1 Polisher |
| 11/03/2005 | US20050245179 Backup shoe for microfinishing and methods |
| 11/03/2005 | US20050245175 In-situ blade sharpener |
| 10/27/2005 | WO2005101379A1 Method of texture processing on glass substrate for magnetic hard disk and slurry therefor |
| 10/27/2005 | US20050238927 Glass substrate for perpendicular magnetic recording disk and method of producing same |
| 10/25/2005 | US6957511 Single-step electromechanical mechanical polishing on Ni-P plated discs |
| 10/20/2005 | US20050233683 Machining apparatus and machining method of work end face, roller and roller bearing |
| 10/19/2005 | CN2734412Y Single/double sided sander |
| 10/13/2005 | WO2005095053A1 Linearly advancing polishing method and apparatus |
| 10/13/2005 | US20050227594 Method of and apparatus for producing roll |
| 10/13/2005 | US20050227591 Processing tool, method of producing processing tool, processing method and processing apparatus |
| 10/13/2005 | US20050223972 Apparatus and method for painting objects such as profiles, panels or suchlike |
| 10/13/2005 | DE202005011640U1 Emery cloth assembly for removal of oxide surface layer from laser cut work pieces |
| 10/12/2005 | EP1584396A2 Machine and process for producing a roll |
| 10/12/2005 | CN2732419Y Polishing wheel of polishing machine |
| 10/12/2005 | CN1222985C Production method of semiconductor and grinding apparatus |
| 10/11/2005 | US6953750 Methods and systems for controlling belt surface temperature and slurry temperature in linear chemical mechanical planarization |
| 10/11/2005 | US6953384 Electronic component chip feeder and manufacturing method of electronic devices using electronic component chips |
| 10/06/2005 | US20050221735 Belt grinder and attachment for grinding pipe ends |
| 10/06/2005 | US20050221730 Polishing pad conditioning and polishing liquid dispersal system |
| 10/06/2005 | DE102004013031A1 Verfahren und Maschine zur Herstellung einer Walze Method and machine for manufacturing a roll |
| 10/04/2005 | US6951511 Platen with peripheral frame for supporting a web of polishing material in a chemical mechanical planarization system |
| 10/04/2005 | US6951507 Substrate polishing apparatus |
| 09/27/2005 | US6949158 Using backgrind wafer tape to enable wafer mounting of bumped wafers |
| 09/27/2005 | US6949016 Gimballed conditioning apparatus |
| 09/27/2005 | US6949011 Method and apparatus for cleaning a web-based chemical mechanical planarization system |
| 09/27/2005 | US6949006 Belt-disc sander having speed adjuster |
| 09/21/2005 | EP1577057A2 Machining apparatus and machining method of work end face, roller and roller bearing |
| 09/21/2005 | CN1669730A Method and equipment for manufacturing roller |
| 09/21/2005 | CN1219629C Method and appts. for end point triggering with integrated steering |
| 09/20/2005 | US6945855 Method and apparatus for cleaning a web-based chemical mechanical planarization system |
| 09/15/2005 | DE10332605B4 Anpressvorrichtung für eine Oberflächenbearbeitungsvorrichtung Pressing device for surface processing apparatus |
| 09/14/2005 | EP1574288A1 Portable grinding and polishing apparatus |
| 09/14/2005 | CN2724921Y Dynamic work piece and abrasive band zero setting device for electric abrasive polishing machine |
| 09/14/2005 | CN2724920Y Drum reciprocating nutation device of cylinder type electric abrasive polishing machine |
| 09/13/2005 | US6942546 Endpoint detection for non-transparent polishing member |
| 09/07/2005 | CN1665642A Method and apparatus for heating polishing pad |
| 09/07/2005 | CN1665641A Novel finishing pad design for multidirectional use |
| 09/07/2005 | CN1665639A Partial-membrane carrier head |
| 09/07/2005 | CN1663743A Belt sander for pipe end grinding |
| 09/06/2005 | US6939212 Porous material air bearing platen for chemical mechanical planarization |
| 09/06/2005 | US6939207 Method and apparatus for controlling CMP pad surface finish |
| 09/06/2005 | US6939203 Fluid bearing slide assembly for workpiece polishing |
| 09/01/2005 | WO2005081301A1 Polishing apparatus and substrate processing apparatus |
| 09/01/2005 | US20050191950 Method and apparatus for surface treatment of a long piece of material |
| 09/01/2005 | US20050191942 CMP apparatus and process sequence method |
| 08/31/2005 | CN2721314Y Sand belt oscillation controlling loop device of grinder |