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| Number | Title | Issue Date |
| 7980923 | Powder blast tool, powder reservoir, insert for powder reservoir and method of dental treatment A powder blast tool for mixing a powder with a pressurised gas, having at least one powder reservoir, with supply lines for the pressurised gas, and a discharge line, which is connected to a discharge nozzle, at which a powder-gas mixture and optionally pressurised ... | 07/19/2011 |
| 7950984 | Particle blast apparatus A particle blast apparatus includes a hopper assembly, which is mechanically isolated from the rest of the particle blast system. Energy is imparted to the hopper by an impulse assembly, which preferably is mounted directly to the hopper. The hopper is mounted to th... | 05/31/2011 |
| 7922565 | Device for comminuting dry ice granules, and dry ice dispensing arrangement having such a device The invention relates to a device for comminuting dry ice granules, comprising a housing having a flow channel for dry ice granules which can be applied, by means of compressed gas, to a surface to be cleaned, and also comprising a first comminution member for commi... | 04/12/2011 |
| 7766725 | Shot-blasting machine A loader arrangement 7 of a shot-blasting machine includes a bucket loader 29 having a tip opening that can be opened and closed by means of a lid 35. The loader arrangement 7 also includes a swivel arm 32, which is vertically and ... | 08/03/2010 |
| 7695350 | Apparatus for supplying constant amount of abrasives An apparatus for supplying a constant amount of abrasives that can accurately control the amount of the abrasives to be supplied to a blasting machine is provided. A horizontally rotating disc 20 is provided in an abrasive tank 10 so as to be embedded ... | 04/13/2010 |
| 7695349 | Apparatus for supplying constant quantity of abrasive To provide an apparatus for supplying a constant quantity of abrasive that can accurately control abrasive quantity supplied to a blasting machine. A rotating disk 20 that rotates in the horizontal direction is provided inside an abrasive tank 10 | 04/13/2010 |
| 7331844 | Polishing method A slurry feeding apparatus includes closed slurry bottle, piping, wet nitrogen generator, wet nitrogen supply pipe, suction and spray nozzles, temperature regulator, flow rate control valves, slurry delivery pump and controller for controlling the operation and flow... | 02/19/2008 |
| 7300336 | Media control valve The present invention is related to valves for the controlling the flow of media. For example, the valves of the present invention may control the flow of solid media into a fluid stream. More, specifically, the valves of the present invention may be used to control... | 11/27/2007 |
| 7291058 | Method and apparatus for improving media flow The flow of media in shot peening, blast cleaning, and similar equipment is improved by applying a time varying magnetic field to the media to thereby degauss the media, allowing the media to flow through equipment without clogging and clumping due to magnetic attra... | 11/06/2007 |
| 7287559 | Method and apparatus for processing sauerkraut for packaging in single-serve packets Sauerkraut that is free of added vegetable oil or other lubricant is prepared for packaging in small volumes by substantially continuously delivering a supply of the sauerkraut to a hopper (20) with an open top (22), the sauerkraut being delivered to t... | 10/30/2007 |
| 7258597 | Subsea abrasive jet cutting system and method of use An apparatus for cutting a material underwater is disclosed where the apparatus uses a mixture of abrasive material in a non-aspirated suspension mixed with a high pressure fluid, e.g. seawater. It is emphasized that. this abstract is provided to comply with the rul... | 08/21/2007 |
| 7249995 | Apparatus and method for feeding slurry A slurry feeding apparatus includes closed slurry bottle, piping, wet nitrogen generator, wet nitrogen supply pipe, suction and spray nozzles, temperature regulator, flow rate control valves, slurry delivery pump and controller for controlling the operation and flow... | 07/31/2007 |
| RE39714 | Hand-holdable gas/abrasion apparatus A hand-holdable apparatus useful for abrading a surface is provided. The invention is particularly useful for dental applications using a stream of abrasive particles suspended in a gas stream to abrade the surface of a tooth. The apparatus of the invention may be m... | 07/03/2007 |
| 7232360 | Uninterrupted abrasive fluid supply A substantially uninterrupted flow of a pressurised abrasive slurry is maintained by successively charging each of a plurality of vessels V1, V2 with an abrasive material while discharging an abrasive slurry from another of the vessels at a common outl... | 06/19/2007 |
| 7226248 | Device for the continuous gravimetric metering and pneumatic conveying of pourable material Disclosed is a device for the continuous gravimetric metering and pneumatic conveying of pourable material which is conveyed across a given distance by a metering rotor (1) which is arranged in a pressure-proof manner in a housing (2) and is provided w... | 06/05/2007 |
| 7226343 | Device for abrasive-blasting of workpieces A device for abrasive-blasting of workpieces including a chamber (which is to be evacuated during operation) having a first opening, a nozzle pipe unit with a nozzle pipe which can be inserted through the first opening into the chamber, and a container for the accom... | 06/05/2007 |
| 7222640 | Switching fluid flow by diversion A flow of fluid is switched on and off by diverting the flow to an alternative path. In a preferred application an abrasive cutting jet, formed by a flow of abrasive slurry fed via a conduit to a cutting jet nozzle, is switched on and off by diverting the flow at a ... | 05/29/2007 |
| 7186167 | Suspended abrasive waterjet hole drilling system and method A suspended abrasive waterjet narrow kerf cutting method is reconfigured to simultaneously drill multiple, closely-spaced holes in a target, including holes in confined non line-of-sight locations. Working fluid nozzles can be located on a flat or non-flat tool surf... | 03/06/2007 |
| 7182675 | Apparatus for abrading the region of intersection between a branch outlet and a passageway in a body A method and apparatus are disclosed for abrading the inner surface at the intersection region of a branch outlet with the wall of a body having a passageway. Using abrasive flow machining, it is possible to abrade the intersection region to provide a smooth transit... | 02/27/2007 |
| 7178750 | Inline evenflow material distributor for pneumatic material feed systems An apparatus for reducing clogs in a pneumatic material feed line, such as employed in abrasive waterjet machining systems, by providing an evenflow feed of material therethrough. The apparatus preferably includes a hollow housing defining a housing volume and havin... | 02/20/2007 |
| 7163449 | Hand held abrasive blaster A hand held abrasive blaster includes a tubular wand housing and an abrasives conduit which extends into the wand housing. The abrasives conduit includes a fixed portion at the rearward end and a rotatable portion at the forward end. A motor rotates the rotatable po... | 01/16/2007 |
| 7140954 | High pressure cleaning and decontamination system Abrasive cleaning and decontamination methods and systems are disclosed. The methods and systems use a high pressure liquefied gas, such as carbon dioxide, which produces insignificant quantities of secondary waste. These principles of the invention exploit the prop... | 11/28/2006 |
| 7134945 | Soda blasting apparatus The Soda Blasting Apparatus (1) disclosed and claimed herein introduces pressure into a pressure vessel (10). The blasting medium (70) is metered from the pressure vessel interior (13) by a pressure differential introduced by a venture ( | 11/14/2006 |
| 7125317 | Multi-port sandblasting manifold and method A method and apparatus is provided to simplify sandblasting processes while increasing applied coverage areas in sandblasting operations. The method and apparatus provide a manifold assembly having a plurality of nozzles and that is rigidly attached to an air supply... | 10/24/2006 |
| 7125322 | Media transport device providing stable flow of media A media transport device for use in shot peening, blast cleaning, granite cutting, and similar applications transports media from a storage hopper to a workpiece. The media transport device includes a source of compressed air, a supply hose connecting the compressed... | 10/24/2006 |
| 7112120 | Feeder assembly for particle blast system A particle blast system includes a feeder assembly having a rotor with a plurality of pockets formed in the peripheral surface. The transport gas flowpath includes the pockets, such that substantially all transport gas flows through the pockets. The seal adjacent th... | 09/26/2006 |
| 7101266 | Abrasive blasting device An abrasive blasting device provides for both “cold” and “hot” processing. It includes a nozzle gun, an abrasive vessel, a batcher, an ejection-type mixer, a fuel tank, and a receiver. The nozzle gun includes a combustion chamber (108), a tubular elem... | 09/05/2006 |
| 7101265 | Universal improved particulate matter delivery device The present invention includes an apparatus for delivery of pressurized particulate matter against a surface or target to abrade, texture, sandblast, etch, erase, cut, penetrate, smooth, clean, polish, harden and/or deburr the surface or target. The invention is exp... | 09/05/2006 |
| 7094135 | Abrasivejet cutting head with back-flow prevention valve An abrasivejet cutting head is disclosed that includes a valve assembly for preventing back-flow to the abrasive hopper of abrasive-laden fluid from the cutting head when the discharge path for the abrasivejet becomes clogged or otherwise blocked. The valve assembly... | 08/22/2006 |
| 7052377 | Apparatus and method for feeding slurry A slurry feeding apparatus includes closed slurry bottle, piping, wet nitrogen generator, wet nitrogen supply pipe, suction and spray nozzles, temperature regulator, flow rate control valves, slurry delivery pump and controller for controlling the operation and flow... | 05/30/2006 |
| 7044842 | Method and apparatus for abrading the region of intersection between a branch outlet and a passageway in a body A method and apparatus are disclosed for abrading the inner surface at the intersection region of a branch outlet with the wall of a body having a passageway. Using abrasive flow machining, it is possible to abrade the intersection region to provide a smooth transit... | 05/16/2006 |
| 7044831 | Multi-port sandblasting manifold and method A method and apparatus is provided to simplify sandblasting processes while increasing applied coverage areas in sandblasting operations. The method and apparatus provide a manifold assembly having a plurality of nozzles and that is rigidly attached to an air supply... | 05/16/2006 |
| 7041176 | Pipe renovating system and method A pipe renovating method and system in which a pipe is first cleaned and then coated with a suitable coating material. In the cleaning step, pressurized air and particles of abrasive material are pumped into a first end of a pipe while suction is applied to the seco... | 05/09/2006 |
| 7040962 | Ice blasting apparatus and trimming method for film insert molding An ice blasting apparatus comprises: an ice making device operating a cutting blade to shave off ice freezing on an inner wall of the freezing casing and continuously discharges the shaved ice as flake-shaped ice pellets; an ice mixing tank mixing the ice pellets an... | 05/09/2006 |
| 7033256 | Abrasive fluid jet machining apparatus A valve for controlling a flow of abrasive particles suspended in a pressurized carrier fluid has at least two apertured valve seats (74, 75) in face to face contact. One of the valve seats (74, 75) may be slid between a first position in which the ape... | 04/25/2006 |
| 7011571 | Blocking apparatus for lens manufacturing including automatic wax delivery system According to one aspect, the invention provides a blocking apparatus and a blocking method for precisely aligning a button holder against a block during blocking process of lens manufacturing. According to another aspect, the invention provides a blocking apparatus ... | 03/14/2006 |
| 7008304 | Abrasive and dust separator Provided is a centrifuge media separator for separating blast particulate from fine particulate carried by air flowing from a blast cabinet and through the media separator. The centrifuge media separator comprises an upper panel, a lower panel, and an outer wall. Th... | 03/07/2006 |
| 7008306 | Nozzle for injecting sublimable solid particles entrained in gas for cleaning a surface Disclosed is a nozzle for injecting sublimable solid particles, which is capable of minimizing consumption of the carrier gas and also maximizing cleaning efficiency. The nozzle comprises a base block having a space in which carrier gas is supplied through a gas sup... | 03/07/2006 |
| 7004824 | Method and apparatus for detecting and dispersing agglomerates in CMP slurry A method and apparatus of in situ monitoring and dispersing unwanted particles in slurry used during CMP polishing. The method includes providing a slurry path, applying to the slurry path a microcavitation field of a first level to detect particles of a predetermin... | 02/28/2006 |
| 6997780 | Method and device for sandblasting, especially removing in a precise manner and/or compacting and/or coating solid surfaces The invention relates to a method and device for sandblasting, especially removing in a precise manner and/or compacting and/or coating solid surfaces, such as removing defective spots of paint from coats of lacquer, smoothing out soldered and welded joints, removal... | 02/14/2006 |
