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Class 451/75 - Sandblast


Subclass of Class 451 - Abrading
Definition: Abrading machine provided with means to propel a stream
No. of patents: 276
Last issue date: 04/01/2008


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NumberTitleIssue Date
7351059Process for treating a surface
A process for treating a surface (2) to clean or otherwise treat the surface (2) comprises a step of contacting the surface (2) with a particulate treating agent such that at least some of the particles (1) roll along at least a portion o...
04/01/2008
7347768Apparatus and method to test abrasion resistance of material using airborne particulate
An apparatus and method to test the abrasion resistance of materials. In one embodiment, the apparatus comprises a conduit network, a primary air stream generating device to generate a primary air stream in the conduit network, a secondary air stream generating devi...
03/25/2008
7331842Contour follower for tool
A contour follower includes a plurality of sensors spaced around a waterjet nozzle, each of the sensors being configured to measure a distance between a working surface and a first plane, perpendicular to a longitudinal axis of the nozzle. The sensors may include ha...
02/19/2008
7300336Media 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
7297286Methods for resist stripping and other processes for cleaning surfaces substantially free of contaminants
A method for manufacturing an article having polymeric residue that is to be removed during the manufacture of the article is disclosed. The article is introduced into a controlled environment of a processing tool having one or more processing chambers. Free radical...
11/20/2007
7270136Apparatus for cleaning the edges of wafers
The invention concerns an apparatus for cleaning the edge of a wafer that may be relatively simply constructed with low cost, and prevent the wafer from being re-contaminated by the edge cleaning, thus resulting in increase of the yield rate of wafers. The apparatus...
09/18/2007
7267130Substrate processing apparatus
The substrate processing apparatus is provided with a gas-liquid mixing nozzle for generating a process liquid mist by mixing a liquid and a pressurized gas, to discharge the process liquid mist to a substrate at high speeds. The liquid may be remover liquid, interm...
09/11/2007
7258597Subsea 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
7249994Abrasive cleaning plant with single-block plastic booth and integrated feeding and filtering device
An abrasive cleaning apparatus comprising a single-block plastic blasting booth having a front wall, a rear wall, a top wall, a bottom wall, and side walls, wherein at least a portion of one of the side walls defines an opening closeable by a door, thereby providing...
07/31/2007
7232360Uninterrupted 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
7220165Blasting materials and method of blasting
It is an object of the present invention to provide a blasting method and a shot material, which are very practical both in the cost and the treatment performance. (a) A shot material containing a styrene ion-exchange resin or a waste material caused therefro...
05/22/2007
7207868Cutting apparatus
A cutting apparatus jets, at a high pressure, water containing abrasive grains to cut a workpiece along cutting lines extending in intersecting directions. The cutting apparatus includes: a fixing table fixing the workpiece; groove portions provided in the fixing ta...
04/24/2007
7186167Suspended 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
7182903Endless belt member stress relief
Multilayered web stock is directed toward a curved surface and at least one layer of the web stock is heated to a temperature above a glass transition temperature of the at least one layer of the web stock. The heating can occur just before or upon engaging the curv...
02/27/2007
7163449Hand 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
7153186Jet singulation
Techniques for singulating a substrate into a plurality of component parts is disclosed. The singulation techniques include generating a jet stream in order to cut through large components so as to produce smaller components. The techniques are particularly suitable...
12/26/2006
7147723Method and assembly for static elimination of cleaning object in clearing apparatus
There is disclosed a method for static elimination of a cleaning target in a cleaning step is carried out by disposing in a cleaning apparatus a conducting means capable of coming into contact with and separating from the cleaning target at a plurality of portions t...
12/12/2006
7140429Device for cutting of slot-like key seats in wells by a hydroabrasive method
The invention relates to the field of mining, namely, to the oil and gas extraction, hydrogeologic, engineering and the geologic and water supply industry and provides an apparatus for the cutting of slot-like key seats in the well bore zone of productive strata by ...
11/28/2006
7140954High 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
7137873Grinding method for workpiece, jet guide means and jet regulation means used for the method
A grinding method is provided which can grind a processing surface of a workpiece by a blast processing without use of specific abrasives to obtain a glossy surface such as a mirror surface. Abrasives together with compresses fluid are injected to the processing sur...
11/21/2006
7134945Soda 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
7134946Apparatus to treat and inspect a substrate
An apparatus for treating a substrate with a cryogenic impingement fluid includes a protective enclosure defining an internal cavity, a cryogenic fluid applicator positioned within the internal cavity and a snow generation system connected to the cryogenic fluid app...
11/14/2006
7134938System, device and method for cutting steel plate
A system for cutting steel plate, in particular for cutting the bottom and/or the wall of an oil storage tank, comprising a hydraulic or pneumatic pump and a movable cutting device comprising a hydraulic or pneumatic motor for moving the cutting device, wherein the ...
11/14/2006
7134941Methods for residue removal and corrosion prevention in a post-metal etch process
A method of plasma assisted CO2 cleaning for dry removal of residual photoresist and sidewall polymer with an etch gas mixture comprising fluorine containing gas, oxygen and hydrogen in N2 or H2O. The process removes polymer residues...
11/14/2006
7125322Media 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
7121918Machine tool and method for processing workpieces using a water jet
During the processing of workpieces using a water jet, standstill times or even operating interruptions arise on the machine tools when the processed workpieces are removed and the workpieces to be processed are positioned on the machine. This is made more difficult...
10/17/2006
7108584Method and apparatus for manufacturing liquid drop ejecting head
The method and apparatus manufacture a liquid drop ejecting head. The method and apparatus blast particles on a substrate having on an upper layer a patterned mask layer made of an organic material and on a lower layer a driver circuit for ejecting a liquid drop to ...
09/19/2006
7104471Dispensing devices
A liquid dispensing device for dispensing a liquid into the surrounding atmosphere employs a forced airflow through a small cross-section outlet nozzle (48) to draw the liquid from an adjacent exit nozzle (50) into the airflow. The air outlet nozzle pr...
09/12/2006
7104872Sandblasting cabinet
A sandblasting cabinet including side walls, a top wall, and a bottom wall, wherein at least one wall is made from corrugated cardboard or corrugated plastic sheet. The side walls, top wall, and bottom wall are preferably made from a first sheet of corrugated plasti...
09/12/2006
7101260Methods for resist stripping and other processes for cleaning surfaces substantially free of contaminants
A method for manufacturing an article where the article has polymeric residue that is to be removed during the manufacture of the article. The article is introduced into a controlled environment of a processing tool that has at least first and second processing cham...
09/05/2006
7100622Pipe scarifier
A scarifier for scarifying an interior surface of a sewer pipe, which includes an elongated frame having spaced apart upstanding frame elements at either end forming a plurality of guide surfaces on each side. A first track extends from one end of the frame to anoth...
09/05/2006
7101266Abrasive 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
7089949Apparatus for maneuvering a device within the interior of storage tanks
An apparatus for attachment to a commercially available cleaning wand for maneuvering the wand inside a storage tank. Two arms each have an end pivotally connected to a handle and another end pivotally connected to the wand to form a four bar linkage. A gimbal arran...
08/15/2006
7070487Washing device
A washing device includes a case body; a table installed into the case body for supporting a workpiece which is to be cleaned; an solid cleaning substance feeding device having an impeller, capable of projecting an solid cleaning substance and a cleaning liquid to t...
07/04/2006
7066789Methods for resist stripping and other processes for cleaning surfaces substantially free of contaminants
A method for manufacturing an article having polymeric residue that is to be removed during the manufacture of the article is disclosed. The article is introduced into a controlled environment of a processing tool having one or more processing chambers. Free radical...
06/27/2006
7067759Metal working
A method of working metal in which molten metal particles are ejected from, for example, a welding electrode or from a metal workpiece being cut or drilled. The ejected molten metal particles are caused to pass through a contact region in which they make contact wit...
06/27/2006
7056193Method of forming fine partition walls, method of producing planar display device, and abrasive for jet processing
The present invention includes a method of producing a planar display device by application of the method. The fine partition walls are formed on the surface of a second substrate that constitutes a second panel by jet processing using an abrasive comprised of a pow...
06/06/2006
7052378Liquid jet machining apparatus
A liquid jet machining apparatus including holding means for holding a workpiece, liquid jet application means for applying a liquid jet to the workpiece held by the holding means, and catching means for catching the liquid jet which has penetrated the workpiece. Th...
05/30/2006
7041176Pipe 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
7040961Methods for resist stripping and cleaning surfaces substantially free of contaminants
A plasma assisted cryogenic cleaner for and a method of performing cleaning of a surface that must be substantially free of contaminants has a resiliently mounted nozzle for spraying a cryogenic cleaning medium on the surface. The cleaning is conducted by applying t...
05/09/2006
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