| Patents for B24B 21 - Machines or devices using grinding or polishing belts; Accessories therefor (4,476) |
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| 10/19/2004 | US6805622 Ski sharpening arrangement |
| 10/14/2004 | US20040204478 Novel benzothiepines having activity as inhibitors of ileal bile acid transport and taurocholate uptake |
| 10/12/2004 | US6802759 Grinder |
| 10/07/2004 | US20040198185 Linear polishing sheet with window |
| 10/07/2004 | US20040198181 Polishing apparatus with abrasive tape, polishing method using abrasive tape and manufacturing method for magnetic disk |
| 10/07/2004 | US20040195658 Chamfered freestanding nitride semiconductor wafer and method of chamfering nitride semiconductor wafer |
| 10/07/2004 | DE10314695A1 Belt sander has guide projection extended along length of sanding belt to engage into guide groove formed around cylinder, aligning sanding belt |
| 10/07/2004 | DE102004012965A1 Vorrichtung zum Schleifen eines Werkstücks An apparatus for grinding a workpiece |
| 10/06/2004 | EP1464442A1 Chamfered freestanding nitride semiconductor wafer and method of chamfering nitride semiconductor wafer |
| 10/06/2004 | CN1534734A Nitride semiconductor substrate with ground edge and edge processing method |
| 10/06/2004 | CN1170305C Substrate cleaner |
| 10/05/2004 | US6800020 Web-style pad conditioning system and methods for implementing the same |
| 09/30/2004 | US20040188244 Electro-chemical machining apparatus |
| 09/29/2004 | CN1168573C Automatic band regulation mechanism |
| 09/28/2004 | US6796880 Linear polishing sheet with window |
| 09/23/2004 | US20040185751 Substrate processing apparatus |
| 09/22/2004 | EP1459358A1 Methods and apparatus for conditioning and temperature control of a processing surface |
| 09/22/2004 | EP1458520A1 Methods for planarization of group viii metal-containing surfaces using a fixed abrasive article |
| 09/21/2004 | US6793565 Orbiting indexable belt polishing station for chemical mechanical polishing |
| 09/21/2004 | US6793558 Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface |
| 09/15/2004 | EP1455988A1 Air platen for leading edge and trailing edge control |
| 09/14/2004 | US6790128 Fluid conserving platen for optimizing edge polishing |
| 09/10/2004 | WO2004042529A3 Method and apparatus for processing sliders for use in disk drives and the like |
| 09/09/2004 | US20040176013 Multi-chambered, compliant apparatus for restraining workpiece and applying variable pressure thereto during lapping to improve flatness characteristics of workpiece |
| 09/09/2004 | US20040173293 Surface treatment of steel sheet for adhesive strength between sheets for lamination. It is for unwinding coiled steel and a cleaner for acid pickling for pickling hot rolled steel |
| 09/09/2004 | DE4310887B4 Vorrichtung zum endseitigen Ausformen von rohrförmigen Werkstücken mit unterschiedlichen Durchmessern A device for end shaping of tubular workpieces with different diameters |
| 09/08/2004 | EP0852063B1 Method of modifying an exposed surface of a semiconductor wafer |
| 09/08/2004 | CN2638923Y Small polishing machine |
| 09/08/2004 | CN2638922Y Abrasive belt polishing machine with grinding and dust removing device |
| 09/07/2004 | US6786810 Curing abrasive coating having a backing to make transparent to visible light |
| 09/07/2004 | US6786805 Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface |
| 08/31/2004 | US6784201 Benzothiepines having activity as inhibitors of ileal bile acid transport and taurocholate uptake |
| 08/26/2004 | US20040166776 Surface finishing apparatus and related method |
| 08/26/2004 | US20040166767 Lapping apparatus and lapping method |
| 08/26/2004 | DE202004009334U1 Grinding machine belt carrier has support layer with inside and outside, several spaced part support components being positioned on outside |
| 08/18/2004 | EP1447172A1 Surface finishing apparatus and method |
| 08/18/2004 | EP1447171A1 Surface finishing apparatus and method |
| 08/18/2004 | EP1447170A1 Surface finishing apparatus and related method |
| 08/18/2004 | EP1349703B1 Belt polishing device with double retainer ring |
| 08/18/2004 | CN1520962A Surface finishing apparatus and related method |
| 08/18/2004 | CN1520961A Lapping apparatus and lapping method |
| 08/18/2004 | CN1520960A Lapping apparatus and lapping method |
| 08/17/2004 | US6776695 Platen design for improving edge performance in CMP applications |
| 08/12/2004 | US20040157531 End-point detection apparatus |
| 08/12/2004 | US20040157530 Lapping apparatus and lapping method |
| 08/11/2004 | EP1349704B1 Polishing platen with pressurized membrane |
| 08/11/2004 | CN2631695Y Reel structure with adjustable angle for sand belt machine |
| 08/11/2004 | CN2631694Y Planetary belt polisher |
| 08/11/2004 | CN1520348A End point detection system for mechanical polishing applications |
| 08/11/2004 | CN1161210C Hand operated belt sander |
| 08/11/2004 | CN1161209C Hand-held grinding machine |
| 08/03/2004 | US6769974 Sand-belt finishing machine having a sand-belt replacement mechanism |
| 08/03/2004 | US6769970 Fluid venting platen for optimizing wafer polishing |
| 08/03/2004 | US6769958 Material removal monitor |
| 08/03/2004 | CA2108417C Ceramic air-cooled smoothing bar |
| 07/29/2004 | US20040147207 Support bodies and method for improving wear and tear on support bodies in large scale grinders |
| 07/29/2004 | US20040144224 Determination positioning of seam; removal excess; smoothness; uniform performance |
| 07/28/2004 | EP1440766A1 An apparatus for abrasively cleaning and descaling the surface of elongated objects |
| 07/28/2004 | EP1439935A2 Electrochemical mechanical processing with advancible sweeper |
| 07/27/2004 | US6767428 Method and apparatus for chemical mechanical planarization |
| 07/21/2004 | CN2626668Y Pneumatic control valve for carpentry grinder |
| 07/21/2004 | CN1514760A Adjustable force applying air platen, spindle system and its use |
| 07/14/2004 | CN2625107Y Travel mechanism for carrying buffing machine |
| 07/13/2004 | US6761626 Air platen for leading edge and trailing edge control |
| 07/13/2004 | US6761620 Finishing pad design for multidirectional use |
| 07/13/2004 | US6761617 Method and apparatus for machining joint face of work |
| 07/13/2004 | CA2075106C Planing machine for wood floors |
| 07/07/2004 | CN1156630C Apparatus and method for grinding webs made of fiber material |
| 07/06/2004 | US6758726 Partial-membrane carrier head |
| 07/01/2004 | US20040127144 Method and apparatus for controlling CMP pad surface finish |
| 06/30/2004 | EP1433568A1 Idler assembly for a sanding/polishing device |
| 06/30/2004 | CN1509221A Support bodies and method for improving wear and tear on support bodies in large-scale grinders |
| 06/29/2004 | US6755727 Sanding block for receiving sanding belt |
| 06/29/2004 | US6755722 Method of chemical mechanical texturing |
| 06/24/2004 | US20040121866 Idler assembly for a sanding/polishing device |
| 06/24/2004 | US20040121710 Method and apparatus for conditioning a polishing pad |
| 06/23/2004 | EP1432017A1 Polishing head and semiconductor wafer end face polishing machine |
| 06/23/2004 | CN2621111Y Automatic regulating device for abrasive belt tension of abrasive belt grinder |
| 06/22/2004 | US6752898 Method and apparatus for an air bearing platen with raised topography |
| 06/22/2004 | US6752706 Adjusting device for the sanding drum of a double-drum sander |
| 06/22/2004 | US6752698 Method and apparatus for conditioning fixed-abrasive polishing pads |
| 06/17/2004 | US20040116050 Method and apparatus for chemical-mechanical planarization of microelectronic substrates with a carrier and membrane |
| 06/16/2004 | EP1124664B1 Hand-held grinding machine |
| 06/15/2004 | US6749492 Rotary sanding machine with a dust collecting mechanism |
| 06/15/2004 | US6749491 CMP belt stretch compensation apparatus and methods for using the same |
| 06/15/2004 | US6749489 Method and apparatus for planarizing and cleaning microelectronic substrates |
| 06/09/2004 | EP1425136A1 Platen assembly having a topographically altered platen surface |
| 06/09/2004 | CN1503332A Method for polishing semiconductor wafer and polishing pad for the same |
| 06/08/2004 | US6746320 Linear reciprocating disposable belt polishing method and apparatus |
| 06/03/2004 | US20040106363 Substrate processing apparatus |
| 06/03/2004 | US20040104200 Methods for finishing microelectronic device packages |
| 06/03/2004 | DE10102184B4 Verfahren und Vorrichtung zur automatischen Feinstbearbeitung von Oberflächen Method and apparatus for automatic precision machining of surfaces |
| 06/01/2004 | US6743084 Emery polishing machine |
| 06/01/2004 | US6743077 Wide-wheel grinding machine |
| 05/27/2004 | DE10349317A1 Texturieren von Substraten für magnetische Platten Texturing substrates for magnetic disks |
| 05/26/2004 | CN1500030A Method and appts. for end point triggering with integrated steering |
| 05/26/2004 | CN1500028A Device for controlling eveness of edge polishing |
| 05/25/2004 | US6739952 Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface |
| 05/25/2004 | US6739948 Synchronous tape head polishing device and method |
| 05/21/2004 | WO2004042529A2 Method and apparatus for processing sliders for use in disk drives and the like |