The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 02, 2019

Filed:

Apr. 26, 2017
Applicant:

Kunshan Nano New Material Technology Co., Ltd., Kunshan, CN;

Inventors:

Hung-Tu Lu, Taipei, TW;

Wu-Chu Shih, Taipei, TW;

Wei-Nung Hsu, Taipei, TW;

Dingai Xiang, Kunshan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 31/10 (2006.01); C09G 1/02 (2006.01); C09K 3/14 (2006.01); H01F 1/44 (2006.01);
U.S. Cl.
CPC ...
B24B 31/102 (2013.01); C09G 1/02 (2013.01); C09K 3/1409 (2013.01); H01F 1/447 (2013.01);
Abstract

A 3D magnetorheological polishing device and a magnetorheological polishing fluid are provided. The 3D magnetorheological polishing device includes a container and a magnetic field generator. The container is disposed with an accommodation space to accommodate a polishing fluid and a workpiece that is to be polished. The container is disposed on the magnetic field generator and rotates synchronously with the magnetic field generator. The container and the magnetic field generator are capable of rotating in conjunction at a predetermined speed, such that the polishing efficiency is improved.


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