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Matches 1 - 50 out of 4,761

Document Document Title
WO/2019/211719A1
The present disclosure provides abrasive articles that include an abrasive layer having a contact surface, a first layer coupled to the abrasive layer, and a second layer coupled to the first layer. The first layer is configured to provi...  
WO/2019/191848A1
An apparatus may include: a first at least one piezoelectric actuator operable to vibrate a tool in a first lateral direction; and a second at least one piezoelectric actuator operable to vibrate the tool in a second lateral direction. A...  
WO/2019/181269A1
[Problem] The purpose of the present invention is to solve the contradictory problems of suppressing etching while maintaining the grinding speed during germanium grinding. [Solution] This germanium dissolution inhibitor comprises a comp...  
WO/2019/181443A1
The present invention is a method for producing a silicon wafer, which comprises a dry etching step between a rough polishing step and a final polishing step, and which is characterized in that a silicon wafer after the rough polishing s...  
WO/2019/177092A1
[Problem] To achieve: a diamond crystal polishing method capable of removing a process-modified section including dislocations from a main surface; and a diamond crystal in which the same process defect section has been removed from a ma...  
WO/2019/164449A1
Disclosed is a method of reducing surface unevenness of a semiconductor wafer (100). In a preferred embodiment, the method comprises: removing a portion of a deposited layer and a protective layer thereon using a first slurry to provide ...  
WO/2019/153771A1
Disclosed is a method for grinding an iron-chromium-aluminum ternary alloy ingot profile, the method comprising the following steps: (1) carrying out rough grinding on a surface; (2) carrying out rough grinding on a weld joint; (3) carry...  
WO/2019/151185A1
In the present invention, when a glass blank is being cut out from a glass plate, first laser light is moved relative to the glass plate such that a focal position of the laser light is located in the interior of a plate thickness direct...  
WO/2019/149165A1
An efficient ultra-precise shear thickening and chemical synergy polishing method, comprising the following steps: 1) fixing workpieces (3) to a polishing and fixing disc (31) of implementation equipment; 2) preparing an efficient ultra-...  
WO/2019/149767A1
The present invention relates to a dressing apparatus (100) for dressing a grinding wheel (10) and a method for dressing the grinding wheel (10) with such a dressing apparatus (100), whereas the dressing apparatus (100) comprises a dress...  
WO/2019/141855A1
A method for grinding and/or polishing a defect (1) in the surface coating of a workpiece, wherein a grinding or polishing disc held on a tool is guided with pressure over the defect (1) with orbital, rotating and/or vibrating movements,...  
WO/2019/127024A1
A method for robotic machining is disclosed. The method includes determining a first designed machining path based on a modeled surface for a target surface to be machined (210). The method also includes causing a robot to machine the ta...  
WO/2019/109920A1
Provided is a nano-fluid minimum quantity lubrication grinding apparatus with a grinding fluid infiltration microchannel assisted by ultrasonic vibration. The nano-fluid minimum quantity lubrication grinding apparatus comprises: an ultra...  
WO/2019/108826A1
A method of producing glass-based articles having sections of different thicknesses is provided, where a maximum central tension in a thinner section is less than that of a thicker section. The method includes reducing the thickness of a...  
WO/2019/089440A1
A surgical clip may include a wire body having first and second free end portions. The surgical clip may also include first and second leg members connected by a hinge portion. The first leg member may include first and second segments o...  
WO/2019/088209A1
According to the present invention, in a particle size distribution for a cerium oxide contained in a polishing liquid as obtained by a laser diffraction/scattering method, D5 is 1 μm or less, and the difference between D95 and D5 is 3 ...  
WO/2019/080598A1
A ceramic tile polishing device and method, said device comprising a control system, a ceramic tile feeding system and a ceramic tile polishing system, the ceramic tile polishing system comprising polishing group units, cross beam swing ...  
WO/2019/077687A1
This silicon wafer polishing method includes a final polishing step comprising a preliminary stage polishing step, and, thereafter, a finishing polishing step. The preliminary stage polishing step comprises first supplying, as the polish...  
WO/2019/069713A1
The present invention makes it possible to manufacture a sputtering target for which abnormal discharge does not arise easily. The manufacturing method for a sputtering target performs multistage abrasive finishing on the sputtering surf...  
WO/2019/052724A1
The invention relates to a method for fine machining a cylindrical workpiece surface (16) of a workpiece blank (14) by means of a fine machining tool (26). Said method comprising the following steps: generating a relative rotational move...  
WO/2019/047683A1
A smart polishing method, comprising the following steps: a robot moving according to a predetermined trajectory, so as to enable a polishing tool, which is connected to a floating part of a floating polishing structure or a front portio...  
WO/2019/016495A1
A method for applying colour to a spectacle lens (300); (400); (500) having a front surface (310); (410); (510), a back surface (320); (420); (520) opposite the front surface and a peripheral surface (330); (430); (530) surrounding the l...  
WO/2018/216719A4
Provided is a shower head processing tool which can inhibit pins from falling off due to ultrasonic vibrations. A horn (10) comprising a base (12) and pins (14) that are inserted and fitted into holes (12a) provided in one main surface o...  
WO/2018/216721A4
Provided is an abrasive particle recovery system for an ultrasonic processing system in which it is possible to recover abrasive particles from a suspension to be discarded and to reuse said abrasive particles. An abrasive particle recov...  
WO/2019/000315A1
Provided are a printing process for an identification plate (21) of a hair clipper. The identification plate (21) is made of a resilient plastic material. The printing process comprises the following specific steps: a. an injection moldi...  
WO/2018/230328A1
The present invention provides: a surface treatment method by which a coating film excellent in terms of appearance improvement and durability can be formed on a coated surface at one time by easy application, irrespective of worker's ab...  
WO/2018/227378A1
A device for precisely machining an outer cylindrical surface of a plate part by using a polishing technology on a polishing machine or a grinding table comprises a circular bottom plate (1), oblique guide rails (3), stop blocks (8), pre...  
WO/2018/216720A1
Provided is an ultrasonic machining apparatus that is capable of improving microfabrication machining precision with respect to a workpiece. This ultrasonic machining apparatus 10 comprises: a base 12; an ultrasonic unit 18 that has a st...  
WO/2018/216719A1
Provided is a shower head processing tool which can inhibit pins from falling off due to ultrasonic vibrations. A horn (10) comprising a base (12) and pins (14) that are inserted and fitted into holes (12a) provided in one main surface o...  
WO/2018/216721A1
Provided is an abrasive particle recovery system for an ultrasonic processing system in which it is possible to recover abrasive particles from a suspension to be discarded and to reuse said abrasive particles. An abrasive particle recov...  
WO/2018/209034A1
The current invention proposes sharpening thin hardened metal blades with the hard turning process using a holder designed to hold the blades in a firm and stiff manner and a ceramic cutting tool held in a fixture. Generally, the cutting...  
WO/2018/206454A1
The invention relates to a method and a grinding and eroding machine (10) for machining a workpiece (14). Here, a combined grinding and eroding tool (12) is used, which is used in the same setup for eroding the workpiece (14) and for sub...  
WO/2018/172584A1
The ultrasonic vibration-assisted ball burnishing tool comprises a burnishing head (1) including a burnishing ball (25) supported on a head body (10) and an ultrasonic vibration transmission unit (2) including one or more piezoelectric c...  
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/2018/133626A1
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/2018/131771A1
The present invention relates to a peening position control technology of an ultrasound peening system, comprising: an ultrasound wave generation unit for generating an ultrasound wave; an ultrasound wave radiation unit arranged to make ...  
WO/2018/122523A1
The invention concerns a device (100) for treating a metal part (1) having an outer surface (1-1), comprising: - a chamber (11), - a vibration module (12) comprising: ▪ a generator (12-1) for generating an electric signal at ultrasonic...  
WO/2018/116558A1
Provided are a method for polishing a silicon wafer and a method for manufacturing a silicon wafer which are capable of suppressing the occurrence of a step-shaped micro defect. This method for polishing a silicon wafer is characterized ...  
WO/2018/117320A1
According to the present invention, a vibratory polishing system using natural vibration is disclosed. The vibratory polishing system using natural vibration comprises: a base plate; a pair of guide members provided at either side on the...  
WO/2018/116122A1
A pad conditioner includes a carrier, at least one abrasive element, and a spacer. The carrier includes a surface with an exposed region and a plurality of mounting regions. The abrasive element is disposed on the mounting region of the ...  
WO/2018/102332A1
Strengthened glass substrates and methods of reducing warp in strengthened glass substrates having 3D and 2.5D shapes are disclosed. In one embodiment, a strengthened glass-based article includes a first surface, a second surface opposit...  
WO/2018/059144A1
A CMP equipment polishing head wafer falling detection method and system. The method comprises: monitoring, in a vacuum wafer grabbing process and a wafer carrying and conveying process of a polishing head, the vacuum adsorption pressure...  
WO/2018/058772A1
Disclosed is a machine for grinding and polishing a safety valve flap by means of a magnetic fluid, comprising a first mounting mechanism (100) used for mounting a safety valve flap (105), and a second mounting mechanism (200) used for c...  
WO/2018/053141A1
Systems and methods for providing optical systems which utilize double Fresnel lenses on curved surfaces for use with display systems, such as silicon-based micro display systems (e.g., OLED micro displays) used with head mounted display...  
WO/2018/049790A1
Disclosed is a multi-angle two-dimensional ultrasonic vibration assisted grinding device of a nano-fluid minimum quantity lubrication type, comprising components, such as a workpiece clamp (I-9) for clamping a workpiece (I-12), a grindin...  
WO/2018/041084A1
An automated brushing system for a side wall of a railway vehicle, and a process for performing a brushing operation by using the system. The automated brushing system comprises a central control system (1), a robot (3), a brushing devic...  
WO/2018/039031A1
A system and method for manufacturing and/or reconditioning side frames and bolsters for railway cars includes at least one robot adapted to access positions along the length of the part. A map of the part dimensions, which may be obtain...  
WO/2018/038885A1
An acidic slurry composition for use in chemical-mechanical polishing including an acid pH adjuster and a cationic polishing suppressant comprising a quaternized aromatic heterocycle. The quaternized aromatic heterocycle imparts a polish...  
WO/2018/032659A1
A method and device for magnetorheological finishing, the method comprising: winding coils on iron cores (1-1, 1-2); designing magnetorheological finishing fluid containers (2-1, 2-2, 2) of different shapes according to different shapes ...  

Matches 1 - 50 out of 4,761