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WO/2020/176460A1 |
A polishing pad for a chemical mechanical polishing apparatus includes a polishing layer having a polishing surface and a backing layer formed of a fluid-permeable material. The backing layer includes a lower surface configured to be sec...
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WO/2020/175009A1 |
The present invention reduces occurrence of vibration in a direction different from the reciprocating direction due to contact between power transmission parts during power transmission of a work machine. The work machine has a rotating ...
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WO/2020/175850A1 |
The present invention relates to a grinder wheel fixing device, and the objective of the present invention is to provide a grinder wheel fixing device which quickly fixes a grinder wheel with thread-fastening, and which prevents threads ...
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WO/2020/174676A1 |
The present disclosure relates to a method for producing shot. This production method comprises a cutting step for obtaining a granular product by cutting a wire formed from an iron-based alloy and a heat treatment step for heat treating...
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WO/2020/175364A1 |
Provided is a back grinding adhesive sheet which can adequately protect protrusions provided to a semiconductor wafer, and with which back grinding can be adequately performed. The present invention provides a back grinding adhesive sh...
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WO/2020/175363A1 |
Provided is an adhesive sheet for backgrinding which enables sufficient backgrinding while protecting protrusions provided on a semiconductor wafer. The present invention provides an adhesive sheet for the backgrinding of a semiconduct...
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WO/2020/175853A1 |
The present invention relates to a grinder holder enabling a polishing pad to be attached thereto and detached therefrom by one touch. A grinder holder, which is mounted on a rotating shaft of a grinder and enables a polishing pad to be ...
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WO/2020/171134A1 |
The purpose of the present invention is to provide silica particles that exhibit excellent polishing properties and storage stability. The present invention relates to silica particles such that when the surface silanol group content is ...
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WO/2020/169645A1 |
The invention relates to an apparatus (1) for manually treating a surface (2), the apparatus comprising a mixer unit (8) for providing a dry ice/compressed air mixture (G) and a manually guidable blasting device (5) for applying the dry ...
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WO/2020/171185A1 |
Provided are a method for grinding a steel billet, a method for manufacturing steel bar, and a method for manufacturing wire rod, with which surface defects can be reduced further while suppressing a deterioration in productivity. This m...
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WO/2020/172554A1 |
Oxides formed during annealing of stainless steel strip are removed with abrasive brushes, in lieu of acid or molten salt based pickling. In some embodiments, the stainless steel strip is treated with a rare earth element or a related tr...
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WO/2020/170331A1 |
One aspect of the present invention is a polishing liquid containing abrasive grains, a copolymer, and a liquid medium, wherein the copolymer has a structural unit derived from at least one styrene compound selected from the group consis...
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WO/2020/171140A1 |
The purpose of the present invention is to provide silica particles that exhibit excellent polishing properties and storage stability. The present invention relates to silica particles such that when the d value measured using wide-angle...
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WO/2020/169882A1 |
The disclosed solution comprises a device for changing abrading products (30), the device (1) comprising a detacher (2) comprising a table (10), a blade (14) adapted to penetrate into between an abrading product (30) and the gripping mea...
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WO/2020/170120A1 |
Described is a device (1) for calibrating the position of sheet-like elements on a conveyor comprising a supporting frame (10) which can be connected to a machine for grinding sheet-like elements and having one or more transversal guides...
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WO/2020/170950A1 |
An oxide sintered body which has a surface having surface roughness Rz of less than 2.0 μm.
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WO/2020/170801A1 |
The present invention provides an optical member which includes an organic polymer and which includes a surface A having a surface area of at least 1 mm2, the flatness of a region thereof having a surface area of 1 mm2 being 80 µm or le...
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WO/2020/067914A8 |
A method of compensating for a contribution of conductivity of the semiconductor wafer to a measured trace by an in-situ electromagnetic induction monitoring system includes storing or generating a modified reference trace. The modifi...
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WO/2020/172215A1 |
A chemical mechanical polishing apparatus includes a platen to hold a polishing pad, a carrier to hold a substrate against a polishing surface of the polishing pad during a polishing process, and a temperature control system including a ...
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WO/2020/130603A3 |
The present invention relates to a zinc-nickel-alloy-electroplated steel sheet comprising a base steel sheet, and a zinc-nickel-plated layer which is located on at least one surface of the base steel sheet and which has a hairline patter...
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WO/2020/164242A1 |
A blank leather strip and bristle co-body inserting machine. The machine comprises a first bristle supply mechanism (1), a second bristle supply mechanism (2), a bristle inserting mechanism (3) which is located between the first bristle ...
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WO/2020/166438A1 |
Provided is a polishing composition capable of suppressing swelling in a peripheral part of a laser mark without lowering the polishing rate thereof. The polishing composition contains water, abrasive grains, a basic compound, a benzyltr...
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WO/2020/165759A1 |
An abrasive article includes a plurality of abrasive features disposed on one or more abrasive elements. Each of the one or more abrasive elements includes a base having a first major surface from which the plurality of abrasive features...
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WO/2020/167315A1 |
A masking system (105) for a turbine including a first quantity of blades (35) attached to a rotor (30) and arranged adjacent one another to define a blade (35) row with each blade (35) including a blade root (70), includes a second quan...
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WO/2020/166553A1 |
The present invention addresses the problem of providing: a target material washing method whereby it becomes possible to remove impurities derived from a bonding material constituting a bonding layer and a support member from a used tar...
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WO/2020/163923A1 |
The useful model refers to a polishing brush that can be used in dentistry for carrying out various operations, in particular for cleaning and / or polishing dental restorations, for example, polishing of a single tooth or complete denta...
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WO/2020/166259A1 |
The present invention relates to a method of cutting a workpiece with a wire saw, wherein: a wire guide has a plurality of grooves formed on the outer surface at a predetermined pitch along a rotation direction; the cross-sectional shape...
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WO/2020/165683A1 |
An abrasive article comprises abrasive particles secured to a substrate by at least one binder material. The at least one binder material comprises a cured reaction product of components comprising: a) at least one phenolic resin; and b)...
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WO/2020/168360A1 |
Various dust collection apparatuses are disclosed. In a first example, a dust collection apparatus includes a vacuum source configured to provide a negative pressure, and a multistage filter configured to collect airborne dust drawn by t...
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WO/2020/166694A1 |
A production method for a hard disk board 10. The production method: makes it possible to achieve high-precision polishing by quickly selecting to change polishing conditions or replace a polishing pad on the basis of the flatness of the...
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WO/2020/165709A1 |
The disclosure relates to an abrasive article comprising: a fabric substrate comprising strands forming first void spaces between the strands; a laminate joined to the fabric substrate; a cured resin composition joined to the laminate op...
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WO/2020/167485A1 |
A substrate carrier head is disclosed. In one aspect, the carrier head includes a carrier body, a substrate retainer, a first resilient membrane and a second resilient membrane. The carrier head can include an inner support plate. The su...
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WO/2020/168093A1 |
A process for etching glass includes: loading a piece of glass on a flatbed digital printer; applying a selected pre-coat solution to the glass to prevent the ink from permanently adhering to the glass; printing a mask having a selected ...
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WO/2020/162144A1 |
Provided is a polishing composition which can achieve both a high polishing rate and excellent protrusion elimination properties at a periphery of an HLM. The polishing composition provided by the present invention is used in a prelimina...
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WO/2020/161881A1 |
Provided is a lapping technique with which it is possible to carry out lapping with a whole form processing tool through flexible adjustment of a retention orientation of a ball screw nut. This lapping jig is provided with: a jig base wh...
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WO/2020/161869A1 |
An annular rotary grindstone 10 having an offset base section 11 that is axially offset, said rotary grindstone being provided with: an outer circumferential grinding section 42 which extends in the shape of an annulus along the outer ci...
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WO/2020/161026A1 |
The invention relates to a machine tool, specifically a hand-held machine tool (10) or semi-stationary machine tool, having a drivetrain (108), which comprises: a tool shaft (23) mounted rotatably on a drive carrier (80) on the basis of ...
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WO/2020/161638A1 |
Aspects of the present disclosure provide a gemstone polishing robot and a method of polishing gemstone using the gemstone polishing robot. In an embodiment, the robot comprises: a balk (1) supported on a base (3); a head (5) coupled wit...
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WO/2020/161534A1 |
A method and associated system provides automated abrasive paint repair using automated abrasive paint repair devices that selectively sand, buff, and polish a substrate in response to received instructions generated by a controller. The...
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WO/2020/161637A1 |
Aspects of the present disclosure provide a gemstone polishing robot and method of polishing gemstone using the gemstone polishing robot. The present disclosure provides a robot for polishing a gemstone, comprising: a gemstone evaluation...
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WO/2020/163570A1 |
A system for obtaining a measurement representative of a thickness of a layer on a substrate includes a support to hold a substrate, an optical assembly to capture two color images with light impinging the substrate at different angles o...
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WO/2020/111740A3 |
A method for manufacturing an electrical steel sheet, according to one embodiment of the present invention, comprises the steps of: manufacturing a hot rolled sheet by hot rolling a slab; removing some scales formed on the hot rolled she...
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WO/2020/162450A1 |
[Problem] To provide a shot-peening device capable of executing shot-peening even for a part covered with a tool for applying elastic deformation to a spring. [Solution] A piston cylinder 2 having a piston 2a directed upward is attached ...
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WO/2020/161792A1 |
This guide rail machining apparatus has a machining apparatus body and a shape measurement device. The machining apparatus body has a machining tool that scrapes off at least part of a surface to be machined of a guide rail. The shape me...
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WO/2020/162875A1 |
A hand-held ejector tool for ejecting a pressurized stream of abrasive materials and a hopper assembly for use in the same is provided. The hand-held ejector tool includes a pressurized air source, a hopper assembly and a delivery condui...
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WO/2020/125860A4 |
The invention relates to an apparatus for switching high-pressure suspension, in particular for engaging or disengaging a solid-particle-laden fluid flow which is under high-pressure, said apparatus having a fluid reservoir (1), a high-p...
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WO/2020/160983A1 |
A honing tool (100) for processing an inner surface of a bore in a workpiece by the means of at least one honing operation comprises a tool body (110), which defines a tool axis (112); a first cutting group (160-1) attached to the tool b...
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WO/2020/162854A2 |
The invention is about an adjustable circle cutter which can eliminate cutting problems in current techniques, and which can allow cutting of materials in various fields such as hardboard, mdf, derivatives of wood, drywall, precast concr...
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WO/2020/161025A1 |
The invention relates to a machine tool (10), specifically a hand-held machine tool or semi-stationary machine tool, having a drivetrain (108), which comprises: a tool shaft (23) mounted rotatably on a drive carrier (80) by means of a be...
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WO/2020/162078A1 |
The purpose is to provide an epoch-making workpiece surface treatment apparatus that performs surface treatment on a workpiece while stably transporting the workpiece without obstructing the rotation of the workpiece or inclining or fall...
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