http://www.freshpatents.com/Abrading-dtnewntc451.php USPTO Class 451 - Abrading en-us Mon, 30 Jan 2012 13:32:37 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20120126ptan20120021670.php Mon, 30 Jan 2012 13:32:37 -0800 Disclosed herein is a chemical mechanical polishing apparatus. The apparatus comprises a carrier to hold a wafer and being capable of lifting, lowering and rotating, a polishing pad compressed onto the wafer through the lowering of the carrier to polish the wafer, a contact pressure sensor to detect contact pressure... http://www.freshpatents.com/-dt20120126ptan20120021671.php Mon, 30 Jan 2012 13:32:37 -0800 A method and apparatus for monitoring the condition of a surface of a retaining ring disposed on a carrier head in a polishing module is described. In one embodiment, a method for monitoring at least one surface of a retaining ring coupled to a carrier head is provided. The method... http://www.freshpatents.com/-dt20120126ptan20120021672.php Mon, 30 Jan 2012 13:32:37 -0800 A method of polishing includes polishing a substrate, receiving an identification of a selected spectral feature to monitor during polishing, measuring a sequence of spectra of light reflected from the substrate while the substrate is being polished, determining a location value and an associated intensity value of the selected spectral... http://www.freshpatents.com/-dt20120126ptan20120021674.php Mon, 30 Jan 2012 13:32:37 -0800 A grinding or polishing apparatus and method for grinding or polishing at least one workpiece, in particular having a ferromagnetic property, by way of barrel finishing, having at least one pot-like treatment container, mounted so as to be able to oscillate, for receiving one or more workpieces and grinding or... http://www.freshpatents.com/-dt20120126ptan20120021673.php Mon, 30 Jan 2012 13:32:37 -0800 Embodiments of the present invention generally relate to methods for chemical mechanical polishing a substrate. The methods generally include coupling a first substrate to be polished to a dummy substrate, and removing a portion of the backside of the first substrate to reduce the thickness of the first substrate. The... http://www.freshpatents.com/-dt20120126ptan20120021675.php Mon, 30 Jan 2012 13:32:37 -0800 A polishing slurry comprising a collagen derivative and a colloidal solution is effective for polishing of synthetic quartz glass substrates. It prevents formation of defects having a size that can be detected by a high-sensitivity flaw detector.... http://www.freshpatents.com/-dt20120126ptan20120021676.php Mon, 30 Jan 2012 13:32:37 -0800 Various embodiments of abrasive jet cutting systems are disclosed herein. In one embodiment, an abrasive jet system includes a cutting head configured to receive abrasives and pressurized fluid to form an abrasive jet. The system also includes an abrasive source configured to store abrasives that are supplied to the cutting... http://www.freshpatents.com/-dt20120126ptan20120021677.php Mon, 30 Jan 2012 13:32:37 -0800 A method of manufacturing a glass substrate for a magnetic disk having polishing accuracy on an inner circumferential end face of the substrate, and reduced thermal asperities. An inner circumferential end face of a cylindrical polishing object 12, comprising a plurality of stacked glass substrates 20, is polished. A plurality... http://www.freshpatents.com/-dt20120126ptan20120021678.php Mon, 30 Jan 2012 13:32:37 -0800 A cylindrical grinding and polishing device includes a main body defining a cavity, a polishing device, a cylindrical grinding device, a support device. The polishing device is received in the cavity, and includes a number of polishing wheels positioned along a first direction. The cylindrical grinding device is received in... http://www.freshpatents.com/-dt20120126ptan20120021679.php Mon, 30 Jan 2012 13:32:37 -0800 A glass-plate working apparatus (1) includes a grinding means (7) for grinding a peripheral edge (6) of a glass plate (2); and a grinding supporting means (9) for supporting the glass plate (2) whose peripheral edge (6) is to be ground by the grinding means (7), wherein the grinding supporting...