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.
Patent No.:
Date of Patent:
Jun. 17, 2025
Filed:
Dec. 11, 2019
Applicant:
Posco, Pohang-si, KR;
Inventors:
Seong-Cheol Hong, Pohang-si, KR;
Ki-Young Min, Pohang-si, KR;
Se-Min Park, Pohang-si, KR;
Dong-Geun Kim, Pohang-si, KR;
Oho-Cheal Kwon, Pohang-si, KR;
Chang-Ho Kim, Pohang-si, KR;
Sang-Uk Ha, Pohang-si, KR;
Assignee:
POSCO CO., LTD, Pohang-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 1/30 (2024.01); B08B 1/12 (2024.01); B08B 1/16 (2024.01); B08B 15/02 (2006.01); B23K 26/16 (2006.01); B23K 26/36 (2014.01); B23K 26/364 (2014.01); C21D 10/00 (2006.01);
U.S. Cl.
CPC ...
B08B 1/30 (2024.01); B08B 1/12 (2024.01); B08B 1/165 (2024.01); B08B 15/02 (2013.01); B23K 26/16 (2013.01); B23K 26/36 (2013.01); B23K 26/364 (2015.10); C21D 10/005 (2013.01);
Abstract
An alien substance removing apparatus according to one embodiment of the present invention may comprise: a hood unit provided adjacent to an electrical steel sheet and for collecting an alien substance generated in the electrical steel sheet by laser irradiation; and a scraping unit coupled to the hood unit and scraping and removing the alien substance attached to one surface of the hood unit facing the electrical steel sheet.