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Matches 251 - 300 out of 139,847

Document Document Title
WO/2018/152562A1
The present invention relates to a drill bit sharpener and, in particular, to a sharpener for drill bits of the type having a plurality of drill bit buttons or inserts built into a leading face of the drill bit, and wherein the drill bit...  
WO/2018/155168A1
[Problem] To provide a method for polishing a silicon carbide substrate, with which it is possible to increase polishing speed even when using a polishing pad which normally cannot contribute to an increase in polishing speed. [Solution]...  
WO/2018/156567A3
The present disclosure provides a segmented rotary floor stripping pad (10) having a plurality of symmetrical, polygonal pad segments (12) secured together in partially overlapping relation to form an annular pad. The segments (12) are p...  
WO/2018/156474A1
A sanding device, for, e.g., cosmetic and finishing applications, is provided. The sanding device includes a wire mesh having a plurality of apexes, the apexes having an abrasive affixed thereto. The wire mesh forms a substantially plana...  
WO/2018/150705A1
Provided are: a copper alloy material for a resistance member having favorable laser weldability, said copper alloy material being capable of easily obtaining a correct measured value in the measurement of electrical resistivity; and a m...  
WO/2018/151168A1
The purpose of the invention is to allow shot to accurately hit an object to be machined and to apply highly precise machining even when the object to be machined is undergoing deformation. A part manufacturing system comprises: a peenin...  
WO/2018/152236A1
The present disclosure is directed to an alpha alumina powder having a specific surface area, a specific crystallite size, and a specific particle size distribution for use in abrasive polishes, and method of making such powder. The meth...  
WO/2018/150918A1
A whetstone 10 has a groove 14 formed on a surface 12a of a disc 12 with a Vickers hardness of 15 GPa or greater, a flatness of 5 μm or less, and a surface roughness Ra of 0.1 nm to 500 nm. A polycrystalline substrate with a Vickers har...  
WO/2018/149483A1
In a method for producing a grinding tool, a tool base body (4) is provided that forms a three-dimensional adhesive surface (24) by application of a binder (23). The tool base body (4) is positioned such that the adhesive surface (24) is...  
WO/2018/150856A1
[Problem] To provide a polishing composition having excellent performance of eliminating protrusions formed on the periphery of a hard laser mark. [Solution] A polishing composition comprising abrasive grains, a water-soluble polymer, a ...  
WO/2018/150945A1
Provided is a polishing composition which is used in a step upstream of a final polishing step for a silicon substrate, and which makes it possible to obtain a high-quality surface effectively after the final polishing step. According to...  
WO/2018/149696A1
A honing tool (100) for machining an inner surface (322) of a borehole (320) in a workpiece (300) with the help of at least one honing operation comprises a tool body (110), which defines a tool axis, and an expandable cutting group (330...  
WO/2018/147011A1
Provided is a grinding operation assistance device comprising: a shape acquisition unit which acquires the shape of an actual grinding subject as a first shape; a shape difference computation unit which computes the difference between th...  
WO/2018/146608A1
Operative unit (1) for a disc-shaped rotary tool, which comprises two or more machining bodies (2) of substantially discoid shape placed in succession and aligned with each other along the rotation axis (X) thereof. The operative unit (1...  
WO/2018/147445A1
[Problem] To provide an ultrasonic vibration application tool which is suitable for incorporating into an ultrasonic processing device and which is provided with a Langevin type ultrasonic vibrator, wherein highly-efficient use of the ul...  
WO/2018/147959A1
Embodiments disclosed herein are directed to energy beam ablation machining methods that are used to machine polycrystalline diamond tables (e.g., polycrystalline diamond compacts that each includes polycrystalline diamond tables). Embod...  
WO/2018/148590A1
The present disclosure is directed to a boron nitride powder with a controlled boron oxide level and method of making such powder. The method of making the BN-B2O3 powder can include heat treating a high fired boron nitride powder at a t...  
WO/2018/146125A1
The set further comprises a molding device having a molding face having the same shape as a contact face (19) of the blocking device (13). A removable overlay (12) of rigid material has a first face (17) attached to a first face (14) of ...  
WO/2018/147074A1
Provided is a polishing liquid which is used to polish a surface-to-be-polished that contains a tungsten material, wherein: the polishing liquid contains abrasive grains, a polymer having cationic groups at terminals, an oxidizing agent,...  
WO/2018/147148A1
Provided are: a polishing composition which can achieve both of a high polishing rate and a reduced edge roll-off amount while reducing an abrasive grain content; and a polishing composition which can produce a polished surface having go...  
WO/2018/145809A1
A grinding machine (1) which can be displaced manually on a track (3) in the track longitudinal direction (13) for grinding rails (2) of the track (3), having a supporting frame (5) which can roll on the rails (3) via guide rollers (4) a...  
WO/2018/147460A1
This hub-type blade rotates about an axis (O1), and is characterized by being provided with: a hub (110) on which a blade attachment surface (111A) made from an aluminum alloy is formed; a blade main body (130) which is arranged on the b...  
WO/2018/146372A1
The presented solution discloses conduit arrangements in an intermediate pad (20, 100), a backing pad (10, 200) and an abrading article (300, 400). The conduit arrangements enable controlled conveyance of air onto and extraction of air a...  
WO/2018/142639A1
Provided are a roll shaft having high corrosion resistance and rigidity against bending, and a brush roll that uses the roll shaft. A roll shaft (2) is used in a brush roll (1) for brushing a strip-shaped metal plate, and is provided wit...  
WO/2018/142516A1
Provided is a polishing fluid that contains: abrasive grains containing the hydroxide of a tetravalent metal element; a polyalkylene glycol; a polymer compound; a cationic polymer; and a liquid medium. The polymer compound has a first mo...  
WO/2018/142623A1
[Problem] To provide a high-quality polishing pad that satisfies a user's demand regarding recesses. [Solution] First, a tool (6) that has a projected shape conforming to the shape of a recess to be formed on the front surface of a polis...  
WO/2018/142046A1
A sharpening device (1) for sharpening a blade (2) of a cutting tool, such as a knife or the like, the device comprising: - at least two flexible discs (3) each having an abrasive inner face (3a), said discs abutting with their abrasive ...  
WO/2018/143436A1
Provided is a an end surface polishing device whereby an end surface of an optical fiber ferrule is polished with an adjusted polishing pressure and polishing precision can be enhanced. An end surface polishing device 1 for an optical fi...  
WO/2018/143530A1
The present invention relates to a carrier head for a chemical mechanical polishing device, including a contact flap. According to the present invention, the carrier head comprises: a base; a substrate accommodation member connected to t...  
WO/2018/141612A1
The present invention relates to a method for creating a shaft-hub connection (20) and to a shaft-hub connection, comprising a shaft (1) having a round or non-round outer diameter, wherein the method comprises at least the following step...  
WO/2018/144894A1
A handheld skate blade sharpening tool that has an automatically indexing, rotating sharpening stone that matches the concaved profile of the skate blade retained within a two-piece body member. Screws hold the two-piece body member toge...  
WO/2018/143581A1
The present invention relates to a chamfering device and a chamfering method and, more particularly, to a device for chamfering an edge of a glass substrate, comprising: a heating element which contacts a corner of the edge of the glass ...  
WO/2018/140421A1
A method for finishing an edge of a glass sheet comprises grinding the edge of the glass sheet with a grinding wheel. The glass sheet includes a first major surface, a second major surface substantially parallel to the first major surfac...  
WO/2018/140736A1
A wet media blasting system with a water injection system provides more uniform distribution of the water, air and media components for achieving better application of the mixture while minimizing the amount of water required to contain ...  
WO/2018/138481A1
A machine tool (40) comprises first and second support arms (44,46), and a rigid structure (42) which couples the first support arm to the second support arm. A first rotary drive (50) is operable to rotate the first support arm and the ...  
WO/2018/139492A1
Provided are a processing medium which combines rust-preventive performance with metal-contamination-preventing performance, a processing composition, and a processing method. The processing medium according to the present invention cont...  
WO/2018/138506A1
The invention provides polishing tool (1) for polishing fibre optic ferrules, contacts or pins within fibre optic connectors, comprising a handle portion (2) and a polishing probe (3), wherein the handle portion (2) comprises mounting me...  
WO/2018/136271A1
According to one embodiment, a method of making an abrasive layer on a backing is disclosed. The method can comprise: providing a distribution tool having a dispensing surface with cavities, providing a backing having a first major surfa...  
WO/2018/136269A1
According to one embodiment, a method can comprise: providing a tool that has a first portion that comprises a first material and a second portion that comprises a second material, wherein the second material differs from the first mater...  
WO/2018/134732A1
According to one embodiment, a method of making an abrasive layer on a backing is disclosed. The method can comprise: providing dispensable magnetizable abrasive particles and a distribution tool, wherein the distribution tool is configu...  
WO/2018/133386A1
A method for preparing a 3D multi-dimensional multi-layer arc-surface laminated glass substrate. The glass substrate is a multi-layer laminated glass substrate having a multi-dimensional multi-curved-surface feature that is prepared by p...  
WO/2018/136268A1
According to one embodiment, a method of making an abrasive article is disclosed. The method can comprise: providing a surface; disposing magnetizable abrasive particles on the surface; and varying a magnetic field relative to the magnet...  
WO/2018/135878A1
Disclosed is a method for producing a polishing pad, the method comprising the steps of: providing a polishing layer; forming a first through-hole penetrating the polishing layer; providing a support layer facing the polishing layer; int...  
WO/2018/136694A1
A method and apparatus for polishing a substrate that includes a polishing article comprising a polymeric sheet having a raised surface texture, which is formed on the surface of the polymeric sheet is provided. According to one or more ...  
WO/2018/133984A1
The invention relates to a grinding robot for grinding an electrically conductive workpiece (6), comprising a grinding wheel (5), a unit for actuating the grinding wheel (5), and a controller, wherein the grinding wheel (5) has an undula...  
WO/2018/133318A1
A clamp for sapphire ingot grinding, comprising a base (1), a first chuck (2), and a second chuck (3). The first chuck (2) is mated with a rear baffle (4) of the base (1) by means of a guide rail. A telescopic rod (5) connected to the se...  
WO/2018/133626A1
A method and a device for magnetic grinding of an internal surface of a metallic capillary tube. The method comprises the following steps: securing a metallic capillary tube (8) to undergo grinding on a metallic capillary tube installati...  
WO/2018/136684A1
A method of machining a workpiece including: supporting the workpiece in a position between a pair of pots connected to a rounding machine, each of the pair of pots may include a first end, a second end opposite the first end, an outer r...  
WO/2018/135585A1
[Problem] Provided is a method for efficiently producing a liquid dispersion containing irregular-shaped silica particles by inhibiting generation of unreacted materials such as oligomers which do not grow into desired silica particles. ...  
WO/2018/130495A1
The invention relates to a method which is carried out in a grinding machine (100) comprising the following: - a tool spindle (11) for receiving a cup grinding wheel (10), which is provided with an abrasive surface, and for rotating the ...  

Matches 251 - 300 out of 139,847