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| Number | Title | Issue Date |
| 7976360 | Tumbled, polished, vibrated broken tempered glass pieces An invention is provided for creating smoothed, heat-treated glass fragments. The invention includes placing a plurality of heat-treated glass fragments into a tumbling or vibrating apparatus. Each heat-treated glass fragment is formed from glass that has been heate... | 07/12/2011 |
| 7404755 | Process and apparatus for artificially ageing blocks A process for artificially ageing blocks, in particular concrete blocks, vitrified bricks and natural stones, provides that the blocks are applied to an underlying surface. Essentially freely movable distressing bodies are applied to the surface to be worked of the ... | 07/29/2008 |
| 7354526 | Processing method for glass substrate, processed glass product and stress applying apparatus A processing method for glass substrate of the present invention includes: applying heat and external force to a glass substrate and then cooling it down to thereby form a compression stressed part having a different etching rate from that of other parts with respec... | 04/08/2008 |
| 7261616 | Magnetorheological polishing devices and methods A method of polishing an object is disclosed. In one embodiment, the method comprises the steps of creating a polishing zone within a magnetorheological fluid; determining the characteristics of the contact between the object and the polishing zone necessary to poli... | 08/28/2007 |
| 7258833 | High-energy cascading of abrasive wear components In accordance with the present invention, a method for manufacturing tungsten carbide components is provided. The method includes forming a composite material out of tungsten carbide powder and binder powder, pressing the composite material into a plurality of compo... | 08/21/2007 |
| 7252576 | Method and apparatus for magnetic float polishing A method of polishing workpieces in a magnetic float polishing chamber comprising a lower chamber piece and an upper chamber piece which is removably receivable in the lower chamber piece and is connected to a powered spindle for rotating the upper chamber piece in ... | 08/07/2007 |
| 7219419 | Component mounting apparatus including a polishing device Component (3) is pressed onto a circuit board (4) so that their respective metal interconnects (5), (6) are in close contact with each other, and ultrasonic vibration is applied to the suction nozzle (14) holding the component (... | 05/22/2007 |
| 7146991 | Parts washer system An industrial parts washer system includes washing fluid, an assembly operable to apply the washing fluid to the part, a turbidity sensor coupled to the assembly operable to sense a condition of the washing fluid after the fluid washes the part, and a control unit c... | 12/12/2006 |
| 7140947 | Barrel polishing method and barrel polishing apparatus Barrel polishing is effected while causing a mass (M) consisting of work and media (polishing material) to rotation-flow by rotating a rotary disk installed in the bottom of a polishing tank by a drive motor. A load on the drive motor for the rotary disk is preset a... | 11/28/2006 |
| 7128639 | Process and apparatus for the artificial aging of stones A process for the artificial aging of stones, particularly concrete blocks, clinker blocks and natural stones, provides for the stones to be applied to a support. Impact units that move essentially freely are applied to the surface of the stones that is to be proces... | 10/31/2006 |
| 7094132 | Method of and apparatus for magnetic-abrasive machining of wafers A method of magnetic-abrasive machining of parts has the steps of supporting a part, generating a magnetic field by magnetic means located at one side of the part, placing a magnetic-abrasive powder on a surface located at another, opposite side of the part, so that... | 08/22/2006 |
| 7056197 | Dry surface treating apparatus and dry surface treating method using the same apparatus A dry surface treating apparatus of the present invention comprises, within a treating chamber, a surface-treating material supply section and a tubular barrel having a porous peripheral surface for accommodating a work piece, to treat a surface of the work piece wh... | 06/06/2006 |
| 7040960 | Use of bioactive glass for cutting bioactive glasses The present invention relates to a method of cutting a bioactive glass object which comprises contacting the bioactive glass object with bioactive glass particles delivered using an air abrasion system. ... | 05/09/2006 |
| 7040209 | Tool fixtures for use in rotational processing A fixture for holding tools to be processed in a rotational processing apparatus. The fixture includes at least one mounting rod with a plurality of spacers slidably disposed on the mounting rod. A plurality of tools are disposed about the rod, each tool being space... | 05/09/2006 |
| 6955308 | Process of selectively removing layers of a thermal barrier coating system A process of selectively removing layers of a thermal barrier coating system from a surface of a component. A thermal barrier coating system of interest comprises an inner metallic bond coat layer, an outer metallic bond coat layer that is less dense than the inner ... | 10/18/2005 |
| 6953391 | Methods for reducing slurry usage in a linear chemical mechanical planarization system Methods for dispensing slurry in a linear chemical mechanical planarization (CMP) system are provided. One method involves the use of a pulsing flow of slurry instead of a continuous flow of slurry. Another method involves spraying a mist of slurry onto the polishin... | 10/11/2005 |
| 6926016 | System for removing contaminants from semiconductor process equipment Described are cleaning methods and apparatus that minimize the volume of hazardous materials used and created when cleaning components, and further to minimize the possibility of cross-contamination between components from different deposition chambers. Components t... | 08/09/2005 |
| 6910948 | Needle bearing and method for grinding bearing parts thereof It is an object of the invention to provide a needle bearing which can prevent occurrence of flake and seizure in the bearing parts even under such severe lubricating condition as provided by a compressor for a car air conditioner or a planetary unit for an automati... | 06/28/2005 |
| 6904722 | Elongated truss boom structures for space applications An elongated truss boom structure is adapted to be flattened and coiled to a stowed configuration. The truss boom includes longerons, battens, and diagonals. A fixed ladder shaped structure is formed by a plurality of fixedly coupled battens which interconnect two a... | 06/14/2005 |
| 6852633 | Method for operating chemical mechanical polishing (“CMP”) tool for the manufacture of semiconductor devices A method for processing integrated circuit devices including a water recycling process. The method includes operating a chemical mechanical planarization process, which includes a discharge for process water. The process water is used to process one or more semicond... | 02/08/2005 |
| 6808439 | Vibratory finisher with blasting nozzle A process and apparatus wherein a bulk quantity of parts is positioned in a channel-like treating chamber which is subjected to vibration to cause the flowable mass of parts to slowly undergo a corkscrew-like tumbling movement. One or more nozzle arrangements are po... | 10/26/2004 |
| 6776688 | Real-time polishing pad stiffness-control using magnetically controllable fluid A method of CMP polishing of a semiconductor wafer is described that includes using a polishing pad on a platen/table with the polishing pad including a sub-pad containing pockets of magnetorheological fluid. The stiffness of the sub-pad is controlled by selectively... | 08/17/2004 |
| 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 surface. The mask sheet has a contour generally corresponding to a contour o... | 05/04/2004 |
| 6695683 | Semiconductor device washing apparatus and a method of washing a semiconductor device A semiconductor device washing apparatus washes a surface of a semiconductor wafer after a chemical mechanical polishing process is performed for the surface. A roll brush is placed on the surface of the semiconductor wafer so as to contact with the surfa... | 02/24/2004 |
| 6634931 | Dry polishing of intraocular lenses A process of dry polishing molded or lathe cut intraocular lenses to removing flash, sharp edges and/or surface irregularities therefrom. The process includes rotational tumbling of partially protected intraocular lenses in a dry polishing media. The proc... | 10/21/2003 |
| 6612907 | Dry polishing of intraocular lenses A process of dry polishing molded or lathe cut intraocular lenses or like medical devices to removing flash, sharp edges and/or surface irregularities therefrom. The process includes gas and/or rotational tumbling of the intraocular lenses or like medical... | 09/02/2003 |
| 6575814 | Dry polishing of intraocular lenses A process of dry polishing molded or lathe cut intraocular lenses or like medical devices to removing flash, sharp edges and/or surface irregularities therefrom. The process includes gas and/or rotational tumbling of the intraocular lenses or like medical... | 06/10/2003 |
| 6558230 | Method for polishing and chamfering rare earth alloy, and method and machine for sorting out ball media A method for polishing and chamfering a rare earth alloy including the steps of: preparing rare earth alloy work, feeding the rare earth alloy work, ball media, a liquid medium, and spacer particles (in an amount of 0.1% to 10% by volume of the liquid med... | 05/06/2003 |
| 6520837 | Method and apparatus for ultrafine grinding and/or mixing of solid particles In a method for ultrafine grinding of solid particulate material to mean particle sizes far below 1 micrometer and/or for mixing of powder and agglomerate material with mean particle sizes in the range of nanometers, the material to be ground and/or mixed... | 02/18/2003 |
| 6464565 | Method of polishing sterling silver and gold pieces The present invention provides a new and improved method for differentially polishing the surface of metallic materials in a dry tumbling operation. The process involves providing a finish of a first type on a metallic object. A protective coating is then... | 10/15/2002 |
| 6431955 | Method, device and plant for cleaning irregular pieces consisting of different materials A method, a device and a plant for cleaning irregular pieces consisting of different materials, for example cast iron pieces with parts of compressed coal dust sticking thereon and coal pieces made of compressed coal dust with parts of a contaminating fil... | 08/13/2002 |
| 6431956 | Surface treatment in a fabrication of a multilayered chip component An inventive method for fabricating a multilayered ceramic electronic component comprises the steps of: preparing a multilayered ceramic body and abrasive powders into an abrader; abrading the multilayered ceramic body for smoothing edge portions of the m... | 08/13/2002 |
| 6413441 | Magnetic polishing fluids Magnetic polishing fluid compositions comprising various size colloidal and/or non-colloidal magnetic particle and colloidal size polishing particle compositions suitable for polishing ceramic and glass substrates are described. The compositions are usual... | 07/02/2002 |
| 6352072 | Ingot support device for slicing silicon An ingot support device for slicing silicon is produced by molding a molding material obtained by blending an acrylic resin or an unsaturated polyester resin and one or more inorganic fillers selected from the group consisting of aluminum hydroxide, bariu... | 03/05/2002 |
| 6338446 | Method of removing a metallic coating layer from scrap metal pieces A metallic coating layer is removed at least partly from scrap metal pieces having a core and the coating layer on the core. The coating layer has a lower melting temperature than the core. The scrap metal pieces are agitated in a container with abrading ... | 01/15/2002 |
| 6332829 | Polishing method and device A system for polishing a surface including a polishing material and one or more magnetic means in contact with the polishing material. The one or more magnetic means react upon the polishing material to plasticize it, whereby the plasticized material is t... | 12/25/2001 |
| 6279351 | Method and apparatus for making glass and particularly ceramic frits A method for making glass and particularly ceramic frits, comprising the steps of: introducing in a wet grinding unit, after a metering step according to chosen proportions, materials which constitute a mixture to be melted, to produce a slurry; screening... | 08/28/2001 |
| 6277011 | Deburring, burnishing and polishing machine with conveyor belt drive A deburring, burnishing and polishing machine using a grinding or polishing medium rotating on an endless conveyor belt, especially for noble metals, with a service-friendly, at any time integratable collection device for the products to be polished and t... | 08/21/2001 |
| 6217415 | Method and arrangement for reducing friction between metallic components A method for treating a surface of a first metallic component with an arrangement that includes (i) a receptacle, (ii) a polishing media located within the receptacle, and (iii) a mixing device operative to cause relative movement between the polishing me... | 04/17/2001 |
| 6206755 | Method and apparatus for making blunt needles A method for forming blunt surgical needles having a radiused tip includes tumbling the surgical needles in a tumbling medium for a period of time sufficient to achieve a desired radius on the tip of the needle. The needles to be radiused may be taper poi... | 03/27/2001 |
