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WO/2021/022960A1 |
A utilization method for a silicon rod leftover material. The qualified leftover material is selected according to the extreme difference of minority carrier lifetime in the length direction and the extreme difference of resistivity in t...
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WO/2021/023652A1 |
The invention relates to a system for securing an anchor (40) in a borehole in a mineral substrate, in particular concrete, mortar, or brickwork, comprising an anchor (40) with a core section and a threaded section (52) and comprising a ...
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WO/2021/014046A1 |
The present invention relates to a new method for producing marble tiles, the tiles being produced by cutting marble slabs from rough blocks, with the advantage that tiles of up to 3200 x 2000 cm, each 6mm thick, can be produced, since t...
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WO/2021/013238A1 |
Disclosed is a method for cutting a silicon rod, comprising: adjusting, during a cutting process, the wire-supply amount and/or feed rate of new wire at different positions of a crystal cross-section, or using a cooling tube (4) to suppl...
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WO/2021/009960A1 |
[Problem] To provide a method for dividing a composite material, said method causing no cracks in end surfaces of a brittle material layer and causing no deterioration in the quality of end parts of a resin layer. [Solution] The present ...
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WO/2021/009961A1 |
[Problem] To provide a method which is capable of dividing a composite material, wherein a brittle material layer and a resin layer are superposed upon each other, without causing cracks in end surfaces of the brittle material layer. [So...
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WO/2021/001205A1 |
The invention relates to a ring saw (2) comprising a tool holder (5) for guiding a ring saw blade (1) in a cutting plane, a motor, a drive wheel, at least one guide roller (41) and at least one guide drum (43). The drive wheel is arrange...
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WO/2021/001228A1 |
A circular saw blade (1) has a flat, annular support (7) that has a lateral face (14) and an outer circumference (8). One or more cutting elements (3) are arranged along the outer circumference of the support. At least one annular groove...
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WO/2021/000966A1 |
A process of forming a non-optically detectable authentication marking (210,320, 410,535) in a diamond (200,300). Authentication marking (210,320,410,535) is formed adjacent the outer surface of an article formed from a diamond material ...
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WO/2021/001194A1 |
A ring saw (2) comprises a tool holder (5) for guiding a ring saw blade (1). The tool holder is disposed in a receiving space (33). A drive wheel (6) serves to drive the ring saw blade and is arranged in the cutting plane and is coupled ...
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WO/2021/001157A1 |
The invention relates to a machining tool (1) comprising a strip-shaped teeth support body (2) and a plurality of teeth (3) each having a tooth tip (4) which is coated with cutting particles (5) to form a plurality of geometrically undef...
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WO/2020/261079A1 |
Workbench (1) for supporting and moving articles comprising a frame (22), a support surface (24) able to tilt relative to the frame (22) and pass from an initial horizontal position into a final inclined position, at least one rigid elem...
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WO/2020/261172A1 |
Machine for the surface processing of products (L) under controlled pressure conditions different than the ambient pressure, comprising • at least one sealed chamber (12, 13), provided with at least one opening (15, 16), that can be cl...
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WO/2020/260093A1 |
The invention relates to a method for detecting whether a slip clutch has been triggered in a machine tool and to a machine tool which is designed to carry out the proposed method. For this purpose, the machine tool comprises in particul...
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WO/2020/263154A1 |
A work tool (100) comprising: a cutting chain (110), a drive mechanism for driving the cutting chain (110), an annular member (120) arranged rotatably supported by one or more support rollers (130,140,150), wherein the annular member com...
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WO/2020/259866A1 |
The invention relates to a milling bit for a ground milling machine, a bit holding system, a milling drum and a ground milling machine.
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WO/2020/259867A1 |
The invention relates to a bit holding system comprising a milling bit, a bit holding system and a clamping device, in particular a clamping screw. The invention also relates to a milling bit for a ground milling machine with a bit holdi...
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WO/2020/254059A1 |
A method of obtaining multiple measurements of a rough gemstone comprises feeding a rough stone into a measurement system using a feed system; detecting that a single rough stone has been fed into the measurement system and halting the f...
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WO/2020/244406A1 |
A splitting rod (5) of a rock splitting machine, wherein the main body of the splitting rod (5) is made of a flexible material. In operation, pressurized liquid acts on the inside of the flexible splitting rod (5), and the splitting rod ...
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WO/2020/245153A1 |
The invention relates to a tool (1) for treating a road surface, having at least: • a plurality of annular cores (10. i), each having an opening (16) for placing on a rotatable shaft, wherein the plurality of cores (10. i) are arranged...
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WO/2020/246928A1 |
The present disclosure relates to a dust container arrangement (15, 120, 210) adapted to be fluidly coupled to a fan arrangement (13) comprised in a power tool (1) via an at least partly flexible dust conduit (14). The dust container arr...
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WO/2020/246152A1 |
The present invention realizes a method which prevents metal contamination when cutting a polycrystalline silicon rod. The present invention pertains to a method, for cutting a polycrystalline silicon rod (S), that includes a cutting ste...
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WO/2020/239348A1 |
The invention relates to a method for separating a plurality of slices from workpieces during a number of separating processes by means of a wire saw, which comprises a wire gate formed of moving wire sections of a saw wire, which is cla...
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WO/2020/240264A1 |
This device is designed to minimize human error. Milling machine and its components are placed vertically on the glass and portability, is the main advantage of this machine. Given that this machine is portable, all components are mounte...
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WO/2020/233279A1 |
Provided is a method for processing a single crystal optical fiber with a uniform diameter. The single crystal optical fiber with an uniform diameter is obtained by obtaining a crystal having a length of 30-300 mm by means of a Czochrals...
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WO/2020/236246A1 |
Silicon carbide (SiC) wafers (8A) and related methods are disclosed that include intentional or imposed wafer (8A) shapes that are configured to reduce manufacturing problems associated with deformation, bowing, or sagging of such wafers...
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WO/2020/234119A1 |
A cutting machine (1, 101), preferably a contour-cutting machine for cutting expanded resins, fibers or fabrics, which comprises a tensioning system (8, 108) for tensioning a cutting element (3, 103), which is configured to exert at leas...
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WO/2020/230423A1 |
A workpiece cutting method according to the present invention is for simultaneously cutting a workpiece, by a wire saw, at a plurality of portions arranged axially by infeeding the workpiece held by a workpiece holding means with respect...
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WO/2020/225127A1 |
This sacrificial support (10) for cutting out a part, preferably of silicon, with abrasive wire is made of a biodegradable polymer material (11) which is soluble in a solvent. The process for cutting out a part with abrasive wire employi...
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WO/2020/225000A1 |
The present invention relates to a method for controlling the operation of an auxiliary device in a working system which comprises at least one main tool device and the auxiliary device. The operating state of the main tool device is det...
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WO/2020/223989A1 |
The present invention relates to the technical field of precise machining tools, and discloses a cutting tool and a tool bit structure thereof. The tool bit structure comprises a connecting part and a cutting edge part arranged at a fron...
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WO/2020/220066A1 |
A tool holder assembly (200) includes a mounting block (210), a tool support member (230), and a fixed orientation cutting tool (250). The mounting block (210) has a first cavity (218) extending into the mounting block (210). The tool su...
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WO/2020/221133A1 |
A multi-wire cutting device and an automatic slot-change mechanism (29) applied thereto. The automatic slot-change mechanism (29) comprises: a cutting wheel (290) comprising a first wire slot and a second wire slot which are used for win...
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WO/2020/221132A1 |
Disclosed are a multi-station squaring apparatus and a cutting method therefor. The multi-station squaring apparatus comprises at least two silicon rod bearing tables (21) for bearing vertically-arranged silicon single crystal rods, wher...
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WO/2020/221134A1 |
A silicon rod opening device and a side skin unloading apparatus (28) applied to a silicon rod opening device: the silicon rod opening device comprises silicon rod carrying platforms (21) and a wire cutting apparatus, the wire cutting ap...
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WO/2020/217910A1 |
This glass plate production device 1 comprises a cutting chamber 3 and a cutting mechanism 6 for cutting and separating an unwanted part 4a from a glass plate 4 in a vertical orientation inside the cutting chamber 3, the glass plate prod...
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WO/2020/214870A1 |
An apparatus for manufacturing a glass laminate includes a table configured to have a substrate-glass overhang structure laid thereon, the substrate-glass overhang structure comprising a substrate and glass attached to the substrate and ...
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WO/2020/209774A1 |
A drill column end section assembly for a drill stand, comprising an end section (110) and a feed unit stopping element (120) arranged movable between a first position and a second position, wherein the stopping element (120), when in th...
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WO/2020/210105A1 |
A shaped article can include a substrate formed from a glass material, a glass ceramic material, or a combination thereof and a cavity formed in the substrate. A sidewall of the cavity can have a random textured surface with a surface ro...
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WO/2020/200868A1 |
A tool guide (1) has a mounting (5), a lifting mechanism (7), and a chassis (9). The mounting (5) is designed to fix a hand-held machine tool (6) and is mounted on the lifting mechanism (7), and the lifting mechanism (7) has a propulsion...
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WO/2020/193418A1 |
The invention relates to a hole saw, particularly for sawing a circular hole in a plaster board or similar paper-coated panel, comprising a circular cylindrical main body (2); sawtooth arrangement (12) disposed on a first end face (10) o...
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WO/2020/197931A1 |
Dust suppression agents and methods of use, e.g., to reduce operator exposure to particulate matter released during machining of a material, are described. The method may include providing a retained dust suppression agent proximate to a...
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WO/2020/192197A1 |
A clamping and boosting apparatus for a stone machine spindle box and a saw blade, comprising a stone machine spindle (1), a saw blade (2) on the spindle (1), and a clamping nut (3), wherein a hydraulic clamping booster is provided on th...
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WO/2020/189526A1 |
In this invention, first, a scribe line (110) is formed, by means of a laser, on a first surface (102) of a nitride ceramic base material (100). Then, the nitride ceramic base material (100) is split along the scribe line (110). The scri...
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WO/2020/187524A1 |
The invention relates to a method (30) for machining, in particular severing, at least one concrete part (1), in particular at least one extruded profiled element for producing a precast concrete product (28), such as a hollow-core slab....
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WO/2020/181304A1 |
A milling tool for removing material, in particular insulating material (6), comprising a fastening portion (7), which can be connected to a machine tool or a handheld tool, and a milling body (8), which is connected to the fastening por...
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WO/2020/177667A1 |
A preparation method for a monocrystalline silicon wafer. A monocrystalline silicon rod can be cut to be a strip-shaped right-angle monocrystalline silicon wafer and a monocrystalline silicon quasi square wafer or the monocrystalline sil...
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WO/2020/179057A1 |
Provided are semiconductor chip manufacturing devices (10, 20, 30, 40) which fabricate a plurality of LD chips by dividing up a semiconductor wafer (5) which is installed in a housing (2) filled with liquids (1a, 1b, 1c), has partition l...
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WO/2020/176023A1 |
The present disclosure relates to a tool holding arrangement (1, 1', 1'') comprising a rotatable shaft (2, 2', 2'') which is at least connectable to a tool driving power source (3) and comprises a first shaft thread (4, 4'). The tool hol...
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WO/2020/169351A1 |
The invention relates to a hollow core drill device (1) for generating a drill hole, wherein the hollow core drill device (1) comprises a display (4) with which a quality of a cleaning of the drill hole can be displayed. The invention al...
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