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Class Information
Number: 451/37
Name: Abrading > Abrading process > Utilizing fluent abradant > Combined abrading
Description: Method including plural grinding operations one of which is performed on a single workpiece by a fluent abradant and occurs either concurrently with, but over a separately defined work surface, or sequentially with another grinding operation.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8647173 Method for polishing a semiconductor wafer Feb. 11, 2014
8550877 Method of manufacturing annular body Oct. 8, 2013
8517795 Surface treatment method for vacuum member Aug. 27, 2013
8512102 Sandblasting apparatus Aug. 20, 2013
8500516 Method for polishing a semiconductor wafer Aug. 6, 2013
8500517 Preparation of synthetic quartz glass substrates Aug. 6, 2013
8469774 Amorphous alloy component and surface treating method for making same Jun. 25, 2013
8460065 Sandblasting apparatus Jun. 11, 2013
8407882 Method for manufacturing thin film magnetic heads Apr. 2, 2013
8328602 Glass substrate for information recording medium and method for manufacturing the same, and magnetic recording medium Dec. 11, 2012
8314028 Slurry compositions and methods of polishing a layer using the slurry compositions Nov. 20, 2012
8292698 On-line chamber cleaning using dry ice blasting Oct. 23, 2012
8257146 Process for surface preparation of parts to be coated Sep. 4, 2012
8251777 Polishing slurry for aluminum and aluminum alloys Aug. 28, 2012
8235769 Electron-beam-assisted EEM method Aug. 7, 2012
8225486 Method of manufacturing a perpendicular magnetic recording head Jul. 24, 2012
8167685 Method of manufacturing a perpendicular magnetic recording medium, a method of manufacturing a substrate for a perpendicular magnetic recording medium, and a medium and a substrate manufacture May. 1, 2012
8161627 Method of making a write head lapping guide about aligned to a non-magnetic layer surrounding a write pole Apr. 24, 2012
8147295 Method of polishing silicon wafer Apr. 3, 2012
8142259 Grinding machine and method Mar. 27, 2012
8074331 Slurry blasting apparatus for removing scale from sheet metal Dec. 13, 2011
8070559 Zr-rich bulk amorphous alloy article and method of surface grinding thereof Dec. 6, 2011
8062094 Process of durability improvement of gear tooth flank surface Nov. 22, 2011
8062096 Use of CMP for aluminum mirror and solar cell fabrication Nov. 22, 2011
8057281 Methods of removing defects in surfaces Nov. 15, 2011
7996986 Apparatus for forming magnetic recording heads Aug. 16, 2011
7987583 Magnetic head slider testing apparatus and magnetic head slider testing method Aug. 2, 2011
7959493 Method for polishing glass substrate and process for producing glass substrate Jun. 14, 2011
7918713 Tribological surface and lapping method and system therefor Apr. 5, 2011
7892071 Orthopaedic component manufacturing method and equipment Feb. 22, 2011
7854060 Magnetic head substructure for use for manufacturing a magnetic head Dec. 21, 2010
7837888 Composition and method for damascene CMP Nov. 23, 2010
7828628 Method of polishing hard crystal substrate Nov. 9, 2010
7799689 Method and apparatus for chemical mechanical polishing including first and second polishing Sep. 21, 2010
7757383 System for lapping a head having an electrical lapping guide (ELG) on a wafer Jul. 20, 2010
7716811 Method for manufacturing a thin film magnetic head May. 18, 2010
7621799 Polishing method and polishing device Nov. 24, 2009
7584532 Apparatus for processing a magnetic head slider Sep. 8, 2009
7562435 Method to improve crown sigma control of the slider in a hard disk drive Jul. 21, 2009
7476145 Method for producing a mirror from a titanium-based material, and a mirror made from such a material Jan. 13, 2009
7449413 Method for effectively removing polysilicon nodule defects Nov. 11, 2008
7442114 Methods for silicon electrode assembly etch rate and etch uniformity recovery Oct. 28, 2008
7431028 Apparatus and method for slicing an ingot Oct. 7, 2008
7429209 Method of polishing a glass substrate for use as an information recording medium Sep. 30, 2008
7267602 Seal assembly manufacturing methods Sep. 11, 2007
7260887 Apparatus for controlling the lapping of a slider based on an amplitude of a readback signal produced from an externally applied magnetic field Aug. 28, 2007
7258833 High-energy cascading of abrasive wear components Aug. 21, 2007
7238086 Surface finishing method for aluminum shapes by barrel polishing Jul. 3, 2007
7238085 Method and apparatus to process substrates with megasonic energy Jul. 3, 2007
7201636 Chemical mechanical polishing a substrate having a filler layer and a stop layer Apr. 10, 2007

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