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Patent Searching and Data


Matches 701 - 750 out of 17,556

Document Document Title
WO/2009/081524A1
Disclosed are a band-saw cutting apparatus, in which an endless-belt blade constituted of a blade abrasive-grain portion and a blade base is tensed between pulleys and in which a pair of static pressure pads having coolant injection port...  
WO/2009/081245A1
A method for separating and recovering silicon debris from sawing waste is characterized in that it comprises the following steps: - treating the sawing waste so as to deoxidize the silicon debris in a manner that reduces their surface e...  
WO/2009/078400A1
A cutting device having a ring saw can easily perform high-speed cutting of rock, stone, concrete, or the like. To cut such a material, the cutting device rotates the ring saw while applying impact force to the material and cuts the mate...  
WO/2009/077282A1
The invention relates to a wire spool, particularly for receiving saw wire during wire sawing, comprising a spool body having at least one attachment flange (2, 3) on a spool body front side. According to the invention, the spool body ha...  
WO/2009/078130A1
A wire saw for cutting a work into a wafer shape by winding a wire around a plurality of grooved rollers and applying the work to the wire while supplying slurry to the grooved rollers and running the wire, characterized in that the wire...  
WO/2009/078884A1
A gemstone is provided that has an improved brilliance, especially at the crown portion of the gemstone. The gemstone has a crown angle that is less than an ideal cut round diamond and, preferably the crown angle is less than 27 degrees....  
WO/2009/078324A1
Provided is a method for chamfering/machining brittle material substrates, by which the substrate surfaces can be chamfered or rounded. A laser beam is applied to an edge line (EL) where chamfering/machining is to be performed such that ...  
WO/2009/075062A1
A wire saw for cutting a work at a plurality of points arranged in the axial direction simultaneously by winding a cutting wire around a plurality of rollers to form a wire line, driving the cutting wire reciprocatingly in the axial dire...  
WO/2009/075612A1
A preferred embodiment of a hand-operated flush cutting machine (1) comprises a front section (3) with a first and a second disc shaped cutter blade (7,8) which are rotary about an axis of rotation (26) and mounted in the front end of an...  
WO/2009/074317A1
In a method of separating wafers (12) from a vertical wafer stack (16), the wafers (12) are transported away individually from above via movement means (23) which act from above. The movement means (23) are designed as circulating belts ...  
WO/2009/074776A1
Cutting apparatus (10) includes a pilot arrangement (20) which has a tip (42). The tip engages a workpiece to form a pilot recess to engage the workpiece and prevent the apparatus skidding across the surface of the workpiece. The tip (42...  
WO/2009/071724A1
The invention relates to a tool comprising a handle (1) which is coupled to the cutter and a cutting disk (3) which is mounted by means of a pivot pin (2) to a fork (11) defined at the front end of the handle. The cutting disk (3) is for...  
WO/2009/072959A1
An exemplary breaking or excavating tool (2) includes a body (4) having a mounting end (6) and a working end (8). A seating surface (12) at the working end (8) includes a cavity (14) and axially projecting sidewalls (16) formed integral ...  
WO/2009/072176A1
In a multiwire saw, a wire string formed by winding a wire between a plurality of rollers having a plurality of wire grooves is traveled, a work is press-fitted to the wire while working fluid comprising grains is supplied to the wire st...  
WO/2009/073804A3
Self-propelled cutting apparatus and related methods are disclosed. An exemplary apparatus includes a frame to which are mounted at least one cutting device and a locomotion device. A control device, coupled to the locomotion device and ...  
WO/2009/072958A1
An exemplary breaking or excavating tool (102) comprising a body (104) having a mounting end (106) and a working end (108). Aseating surface (112) at the working end (108) including a cavity (114) and axially projecting sidewalls (116) f...  
WO/2009/073804A9
Self-propelled cutting apparatus and related methods are disclosed. An exemplary apparatus includes a frame to which are mounted at least one cutting device and a locomotion device. A control device, coupled to the locomotion device and ...  
WO/2009/069375A1
A laser machining device enabling a reduction in installation space and rotation of a substrate by using a fixed table without using a table rotating mechanism. A laser machining device comprises a positionally fixed table (40) whose sub...  
WO/2009/067967A1
The invention relates to a tumbler (1) for the treatment of molded bricks (2), particularly made of concrete, comprising a drum (4) that can be rotated about the longitudinal axis (3) thereof, the drum (4) comprising a pipe (5) and at le...  
WO/2009/062744A1
A method for dividing monocrystals is provided, comprising the following steps: preadjusting the crystallographic cleavage plane (2') with respect to the cleaving device; predetermining a stress intensity (K) via stress fields (3', 4'); ...  
WO/2009/060562A1
Provided is a wire saw apparatus comprising a wire made to run on a plurality of grooved rollers for running reciprocally in an axial direction, a nozzle for feeding slurry, and a work feeding mechanism for feeding a work to the wire whi...  
WO/2009/060691A1
A machining method of a bonded substrate which can be machined surely according to a prescribed procedure even if the width of an end material portion to be cut off in order to expose a terminal portion becomes small. (a) A first scribe ...  
WO/2009/057474A1
A device for scoring a glass sheet applies a score line for cutting to the glass sheet conveyed on conveyance rollers. The device has a cutter for applying a score line to a glass sheet, ball slide means capable of lifting and lowering t...  
WO/2009/057381A1
Provided is a method which can stably cut a substrate while reducing a bending moment (break pressure) required for the cutting. The method for cutting a fragile material substrate includes: a step for forming a crack along a planned cut...  
WO/2009/056153A1
The present invention relates to a method and a system for manufacturing wafer-like slices from a body (10) of a substrate material, especially for use in the manufacture of semiconductor devices. The method comprises providing a slicing...  
WO/2009/056227A1
The invention relates to a shank chisel, particularly a chisel for milling roads, with a carrier part (10) comprising a shank (11), wherein the shank is provided with a chisel tip (18) made of a hard material. The carrier part comprises ...  
WO/2009/053004A1
The invention relates to a wire saw comprising a lapping suspension which contains abrasive grain in a thixotropic suspension medium. The invention also relates to a method for machining workpieces, wherein said wire saw is used.  
WO/2009/053006A1
The invention relates to the use of a mixture of a thixotropic dispersant and abrasive grains as abrasives for machining workpieces, especially semiconductor crystals. The invention thus provides a method for recovering the mixture in an...  
WO/2009/053007A1
The invention relates to a method and a device for recovering a mixture of a dispersant and abrasive grains as abrasives. The mixture is used for machining, especially for separating by machining, workpieces, preferably semiconductor cry...  
WO/2009/050938A1
A method of easily forming a linear or curved continuous or discontinuous U-shaped groove on a substrate surface, and a chamfering method using the same. Part of the surface of a substrate made of a fragile material is rapidly heated und...  
WO/2009/051524A1
Mechanism (10) for a telescopic rig system(l) including a telescopic support column (2), a drill column (5) for a concrete drilling machine, the drill column pivotal about a horizontal axis of rotation (59) for positioning the drill colu...  
WO/2009/051745A1
A scribing system comprising a mounting mechanism, stylus, and force generating mechanism is provided. The mounting mechanism is configured to rotate an elongated object in such a manner that the object is subjected to a bow effect where...  
WO/2009/051745A8
A scribing system comprising a mounting mechanism, stylus, and force generating mechanism is provided. The mounting mechanism is configured to rotate an elongated object in such a manner that the object is subjected to a bow effect where...  
WO/2009/051522A1
The invention relates generally to concrete drilling machines and specifically to a telescopic (2) column included in a rig system for such machines and to a machine cart which may be employed as a base structure for said column. Wheels ...  
WO/2009/047990A1
Provided is a method for forming a scribe line excellent in linearity along a scribe-scheduled line. A laser beam irradiating mechanism is relatively moved such that irradiation area adjusting means (44b) is attached to the laser beam ir...  
WO/2009/043944A1
The invention relates to a cutter including: a base (1) with an upper surface for supporting the ceramic part (9a, 9b, 9c) to be cut, a longitudinal rail (2) positioned above the longitudinal mid-zone of the base (1) parallel thereto, an...  
WO/2009/040841A1
The machine for cutting blocks of natural or similar types of stone comprises: a plurality of diamond-wire (11 ) loops, wound about an assembly for the support and transmission (12) of the cutting motion to said diamond-wire loops and at...  
WO/2009/040704A1
A device (4) for breaking blocks of stone, marble, granite, concrete and similar (8), comprising an element (40) that expands under the action of a pressurised fluid. The device (4) makes it possible to perform the breaking of a block of...  
WO/2009/040109A1
A description is given of a method for producing wafers from ingots comprising adhesively bonding the ingot (4) to a first surface of an ingot carrier (3), dividing up the ingot into wafer slices and releasing the adhesive bond to free t...  
WO/2009/040870A1
A device for the support and/or drive of diamond wire (2) of machines for cutting natural or agglomerate stones, comprising: at least one pulley, wheel or drum for support and/or drive, provided with at least one groove for holding at le...  
WO/2009/041443A1
A water-soluble processing oil for free-abrasive-grain wire saws which, when used in cutting a high-hardness brittle material such as silicon, attains high accuracy of processing and high processing efficiency and causes no problems, e.g...  
WO/2009/040039A1
A device (1) for processing a slab of stone or stone-like material, comprises a support table (2), adapted for receiving the slab, and a fixed guide rail (3) running in a first direction (X) along a side of the support table. The device ...  
WO/2009/036785A1
A displacing apparatus (1) for a tool holder assembly (10) of a machine for working block or slab materials, wherein the tool holder assembly (10) is rotatable around a rotation axis (A-A) perpendicular to a work surface of said machine,...  
WO/2009/036744A1
The invention relates to a small cutting wheel for creating a notched predetermined breaking line. Said small cutting wheel has a radial circumferential line which defines an outer circumference of the small wheel and at least partly com...  
WO/2009/035419A2
An apparatus (5) for dicing an integrated circuit substrate having a loader (30) for loading the substrate to the apparatus, said substrate loaded in a first direction corresponding to a loading axis, an inlet rail (35) said inlet rail i...  
WO/2009/035153A1
A cutter for cutting a workpiece while using a water includes a housing (2), an electric motor (12) disposed in the housing, a rotation shaft (5A), a base (7), and a splashboard (11A). The rotation shaft (5A) is supported by the housing ...  
WO/2009/035419A3
An apparatus (5) for dicing an integrated circuit substrate having a loader (30) for loading the substrate to the apparatus, said substrate loaded in a first direction corresponding to a loading axis, an inlet rail (35) said inlet rail i...  
WO/2009/034759A1
A cutter wheel providing a good cut surface. This is achieved by improving the ability of biting of the cutter wheel into the glass plate so that the cutter wheel does not slip against the glass plate. The cutter wheel has a rotatably su...  
WO/2009/031438A1
Disclosed is a boring tool comprising a shank (13) at a front end side of a main body of the boring tool, and a bit (14) at a front end side of the shank. The shank (13) and the bit (14) (combined body) are connected together by a screw,...  
WO/2009/027567A1
The invention relates to a method for obtaining slabs of natural stone for use in decorating external and internal surfaces. The invention consists of a first pre-treatment comprising the exfoliation of a natural stone (1) and the subseq...  

Matches 701 - 750 out of 17,556