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6793559 |
Composition and method for polishing rigid disks
A method for polishing computer rigid disks comprising bringing at least one surface of the rigid disk into contact with a polishing pad and applying a composition to the rigid disk comprising at...
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6793557 |
Removable lapping guide for magnetic recording head and method of use
An electrical lapping guide is disclosed which is suitable for use with a single slider having a magnetic recording head. The electrical lapping guide provides for monitoring the progression of...
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6793561 |
Removable/disposable platen top
The present invention comprises a chemical mechanical polishing tool comprising a polishing platen and a removable, replaceable platen top mounted on a top surface of the platen. Preferably, the...
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6786801 |
Method for gasket removal
Method for removing gasket material from a surface using nonwoven, three dimensional fibrous web articles employ phenolic particles.
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6787055 |
Carrier heads, planarizing machines and methods for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies
Planarizing machines, carrier heads for planarizing machines and methods for planarizing microelectronic-device substrate assemblies in mechanical or chemical-mechanical planarizing processes. In...
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6783431 |
Joint forming tool and method
A tool for finishing surfaces to be joined together. The tool includes a support wheel with a lower surface with a generally flat surface and a central axis that is generally normal to the flat...
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6780087 |
Abrasive tool assembly
An abrasive tool assembly ( 10 ) for treating a surface can include a universally pivoting pad assembly ( 12 ), an adaptor assembly ( 14 ) and/or a rotational device ( 16 ). The adaptor assembly (...
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6773475 |
Abrasive material having abrasive layer of three-dimensional structure
To provide an abrasive material which is excellent in loading resistance and durability, allows no attachments to attach to an abraded surface even when the end surface of the optical fiber is...
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6773474 |
Coated abrasive article
Coated abrasive articles comprise a backing and an abrasive layer, and optionally at least one of a backsize layer, tie layer, supersize layer, presize layer, or saturant. The coated abrasive...
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6772748 |
Method of forming stone inlays in wood and article of manufacture
A method of forming a stone inlay in an abrasion-sensitive substrate, such as wood, by forming a depression in the substrate, mounting stone on a damping material capable of absorbing the abrasive...
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6769971 |
Multispindle pedestal grinder
A multispindle pedestal grinder includes: a head block, an indexable head rotatably supported by the head block, three spindles rotatably supported by the indexable head, the axes of rotation of...
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6769962 |
Scraping method
A scraping apparatus in which a scraping process is performed on a surface of a work to be machined to form recesses thereon by converging a laser beam outputted from a laser oscillator by a...
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6764382 |
Power transmission belt and method for fabricating the same
Both types of short aramid fibers and non-aramid synthetic fibers are extruded from a side face of each rib in a V-ribbed belt. The extruded section of the short aramid fiber is formed in curled...
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6764383 |
Methods and apparatuses for processing microfeature workpiece samples
Methods and apparatuses for processing microfeature workpiece samples are disclosed herein. An apparatus in accordance with one embodiment of the invention includes a support body, a first contact...
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6761618 |
Defect-free magnetic stampers/imprinters for contact patterning of magnetic media
A method of manufacturing a magnetic stamper/imprinter for use in patterning of magnetic recording media by means of a contact printing process, comprising sequential steps of: (a) providing a...
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6761516 |
Method for generating holes in laminate materials
A method of generating holes in fiber-reinforced metal laminate material is provided, including creating a first bore 18 by passing a cutting element 16 from a first side 24 of the...
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6758727 |
Abrasive article and methods of manufacturing and use of same
The present invention provides an abrasive article formed of a binder, abrasive particles associated with the binder, and a lubricating particulate additive comprising polytetrafluoroethylene...
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6755878 |
Abrasive articles and methods of making and using the same
Abrasive articles have an adhesive layer in contact with a liner having protrusions that contact the adhesive layer.
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6755721 |
Chemical mechanical polishing of nickel phosphorous alloys
CMP formulations for use on nickel/phosphorus alloys comprising abrasive particles and an oxidant, a modifier for the action of the oxidant and first and second accelerants to sequester removed...
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6752690 |
Method of making polishing pad for planarization of semiconductor wafers
A method of making polishing pads used for the planarization of semiconductor wafers wherein the pad includes a polymer sleeve filled with an optical polymer to provide a window for the pad. An...
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6749653 |
Abrasive particles containing sintered, polycrystalline zirconia
Abrasive particles and methods of making abrasive particles are disclosed. The abrasive particles may be incorporated into a variety of abrasive articles, including bonded abrasives, coated...
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6743267 |
Gel-free colloidal abrasive polishing compositions and associated methods
Gel-free colloidal abrasive polishing compositions and associated methods for polishing (e.g., chemical mechanical polishing) are described. These abrasive polishing compositions are comprised of a...
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6743080 |
Method for seasoning a polishing pad
A method of preparing a polishing pad of a hydrophobic material for a polishing procedure includes, prior to the polishing procedure, contacting the polishing pad with a solution of at least one...
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6739949 |
Adjustable tool body with fluid actuation
The application describes a honing tool for use with a CNC machine. A fluid actuator provides the mechanism for causing radial adjustment of abrasive elements. The actuator consists of a piston and...
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6736703 |
Cutting apparatus and cutting method
A cutting blade is fixed on a shaft that rotates about its shaft center, and that is linearly advanced by an advancing movement. The shaft's center further revolves with a small radius of...
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6736704 |
Lapping carrier for use in fabricating sliders
A lapping carrier for machining a row of magneto-resistive elements is disclosed. The lapping carrier includes a plurality of movable elements, the movable elements terminating at an outer surface...
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6733367 |
Method and apparatus for polishing silicon wafers
The invention shows a workpiece template and a number of additional elements for forming wafers of varying thicknesses=. The template is formed of a main disk including a plurality of cavities...
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6733366 |
Tool and process for finishing a vehicle wheel surface
A vehicle wheel has an outboard face which includes a smoothed portion to provide a cosmetic finish to the wheel face. The smoothed portion is formed by pressing a cutting tool having a...
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6729940 |
Apparatus for stripping coating
A method of stripping coating from a portion of a coated surface of a component. The method includes fastening a mask sheet to the component over a region adjacent the portion of the coated...
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6726531 |
Abrasive tool having safe and active areas
A tool for abrading a workpiece to smooth the surface thereof. In one embodiment, the tool is an ultrasonic tip ( 12 ) having plural grooves ( 16 ) formed in a smooth surface ( 14 ) thereof. Each...
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6726532 |
Belt tensioning assembly for CMP apparatus
A tensioning assembly for a polishing belt on a linear chemical mechanical polishing apparatus. The tensioning assembly comprises first and second rollers which are operably engaged by respective...
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6722956 |
Working apparatus
A finishing grindstone member ( 20 ) is fixed to a spindle ( 10 ) by a bolt. In the spindle ( 10 ), there is formed a tool mounting portion ( 25 ) into which a rough grindstone member can be...
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6722035 |
Method of manufacturing an ink ejecting device wherein electrodes formed within non-ejecting channels are divided and electrodes formed within ejecting channels are continuous
A method of manufacturing a substrate of an ink ejecting device in which an electrode formed at the bottom surface of an air chamber is removed with a diamond disk, without erroneously removing an...
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6719617 |
Slurry homogenizer and supply system
A slurry homogenizer. A frame having an outlet is disposed on a driving means having a rotating shaft. A waterproof plate having a first opening is disposed in the frame and on the driving means....
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6719610 |
Method and device for grinding particulates
A particulate grinding method and device applies different force fields to drive the grinding medium and the particulates move in different routes but collide only at a grinding area so that they...
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6716755 |
Composition and method for planarizing surfaces
A composition and a method for planarizing or polishing a surface with the composition are provided. The composition comprises a liquid carrier, a chemical accelerator, and solids comprising about...
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6709318 |
Dual-grinding method for bar blades and grinding disc for carrying out said method
A grinding wheel and a method for grinding bar blade for the production of spiral gear teeth are described. For economical grinding of such bar blades the grinding wheel has a conical grinding...
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6706083 |
Fused—Al2O3-MgO-Y2O3 eutectic abrasive particles, abrasive articles, and methods of making and using the same
Fused abrasive particles comprising eutectic material comprising Al 2 O 3 —MgO—Y 2 O 3 eutectic. The fused abrasive particles can be incorporated into abrasive products such as coated...
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6699104 |
Elimination of trapped air under polishing pads
A polishing pad includes a polishing layer and an adhesive layer. An adhesive bottom surface of the adhesive layer has an air transmitting pathway to collect air that is expelled from under the...
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6692336 |
Method for protecting underwater surfaces against pollution due to fouling, and brush and coating agent used therewith
The invention relates to a method for protecting an underwater surface ( 3 ) against pollution due to fouling, in particular a metal surface, upon which a coating ( 4 ) is applied, whereby the...
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6690521 |
Light-selective prism, projection display apparatus using the same, and method of manufacturing light-selective prism
A red-reflecting film and a blue-reflecting film are formed in a substantially X shape on joint surfaces defined by the respective side faces of four columnar prisms or right-angle prisms. The...
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6688957 |
Substrate polishing article
A polishing material for chemical mechanical polishing has a mesh of fibers and a binder material holding the fibers in the mesh. The binder material coalesced among the fibers to leave pores in...
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6688950 |
Magnetic recording medium and method of smoothing surface of magnetic recording medium
In manufacturing a magnetic tape, a long web of non-magnetic base material is coated with a magnetic layer and, thereafter, subjected to a smoothing process, wherein the surface of the magnetic...
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6685756 |
Coated abrasives
A coated abrasive having an abrasive surface comprising a plurality of individual abrasive structures wherein the structures comprise a cured binder resin in an amount that is from 58 to 75% by...
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6682401 |
Method of forming an escape layer and a method of adjusting a gap in a spiral-flow barrel finishing machine
A spiral-flow barrel finishing machine having a cylindrical stationary barrel and a rotary barrel closed at the bottom thereof includes an escape layer or air layer provided between an inner side...
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6682400 |
Sanding block with anchoring bar
A sanding device for use with abrasive sheet material. The device has a body with a rounded side for sanding concave recesses, sharp corner edges for use in sanding ninety-degree corners, and flat...
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6679962 |
Method for fabricating power transmission belt including grinding with specified grinding wheel
Extruded sections of synthetic fibers extruded from a side face of each rib in a V-ribbed belt are plastically deformed in the shape of sectors gradually broadened toward their distal ends. The...
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6679757 |
Shaping tool and method for shaping curved surfaces on workpieces
A tool for shaping curved surfaces on a workpiece, in particular upper curved surfaces of the forward and aft rails of a gas turbine engine shroud section. The shaping tool includes a base member...
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6679764 |
Supply system for chemicals and its use
The present invention relates to a novel supply system for chemicals which permits the preparation of solid-containing suspensions, which are required, inter alia, for polishing wafers or in...
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6676489 |
Sound enhanced lapping apparatus
A method of lapping semiconductor wafers includes the step of transmitting sounds generated during the lapping process to a receiver, allowing the operator to use sound to more quickly detect...
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