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:
Sep. 12, 2023
Filed:
Jul. 08, 2019
Applicant:
Posco, Pohang-si, KR;
Inventors:
Tae-Jin Song, Gwangyang-si, KR;
Min-Seo Koo, Gwangyang-si, KR;
Assignee:
POSCO CO., LTD, Pohang-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/01 (2006.01); B32B 15/18 (2006.01); B32B 38/00 (2006.01); B23K 20/04 (2006.01); C21D 8/02 (2006.01); C22C 38/00 (2006.01); C21D 1/18 (2006.01); B23K 20/227 (2006.01); B23K 20/24 (2006.01); C21D 8/04 (2006.01); B23K 31/02 (2006.01); C22C 38/08 (2006.01); C22C 38/02 (2006.01); C23C 2/12 (2006.01); C22C 38/22 (2006.01); C23C 2/06 (2006.01); C22C 38/06 (2006.01); C22C 38/32 (2006.01); C23C 2/02 (2006.01); C23C 30/00 (2006.01); C23C 2/18 (2006.01); C21D 9/48 (2006.01); C22C 38/38 (2006.01); C22C 38/54 (2006.01); C22C 38/26 (2006.01); B32B 15/04 (2006.01); C22C 38/18 (2006.01); C22C 38/48 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01); C23C 2/34 (2006.01); C22C 38/40 (2006.01); C22C 38/34 (2006.01); C22C 38/44 (2006.01); C22C 38/28 (2006.01); C22C 38/50 (2006.01); C23C 2/40 (2006.01); C21D 1/25 (2006.01); B23K 101/16 (2006.01); B23K 101/18 (2006.01); B23K 103/04 (2006.01); B23K 103/18 (2006.01); C22C 38/04 (2006.01);
U.S. Cl.
CPC ...
B32B 38/004 (2013.01); B23K 20/04 (2013.01); B23K 20/227 (2013.01); B23K 20/24 (2013.01); B23K 31/02 (2013.01); B32B 15/01 (2013.01); B32B 15/011 (2013.01); B32B 15/015 (2013.01); B32B 15/04 (2013.01); B32B 15/043 (2013.01); B32B 15/18 (2013.01); C21D 1/18 (2013.01); C21D 8/0226 (2013.01); C21D 8/0236 (2013.01); C21D 8/041 (2013.01); C21D 8/0426 (2013.01); C21D 8/0436 (2013.01); C21D 8/0463 (2013.01); C21D 8/0473 (2013.01); C21D 9/48 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/06 (2013.01); C22C 38/08 (2013.01); C22C 38/12 (2013.01); C22C 38/14 (2013.01); C22C 38/18 (2013.01); C22C 38/22 (2013.01); C22C 38/26 (2013.01); C22C 38/28 (2013.01); C22C 38/32 (2013.01); C22C 38/34 (2013.01); C22C 38/38 (2013.01); C22C 38/40 (2013.01); C22C 38/44 (2013.01); C22C 38/48 (2013.01); C22C 38/50 (2013.01); C22C 38/54 (2013.01); C23C 2/02 (2013.01); C23C 2/022 (2022.08); C23C 2/024 (2022.08); C23C 2/026 (2022.08); C23C 2/06 (2013.01); C23C 2/12 (2013.01); C23C 2/18 (2013.01); C23C 2/34 (2013.01); C23C 2/40 (2013.01); C23C 30/00 (2013.01); C23C 30/005 (2013.01); B23K 2101/16 (2018.08); B23K 2101/18 (2018.08); B23K 2103/04 (2018.08); B23K 2103/18 (2018.08); B32B 15/012 (2013.01); B32B 15/013 (2013.01); B32B 2038/0048 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2307/536 (2013.01); B32B 2307/552 (2013.01); B32B 2307/72 (2013.01); C21D 1/25 (2013.01); C21D 2211/001 (2013.01); C21D 2211/002 (2013.01); C21D 2211/004 (2013.01); C21D 2211/005 (2013.01); C21D 2211/008 (2013.01); C21D 2251/02 (2013.01); C22C 38/04 (2013.01); Y10T 428/12451 (2015.01); Y10T 428/12493 (2015.01); Y10T 428/12729 (2015.01); Y10T 428/12757 (2015.01); Y10T 428/12799 (2015.01); Y10T 428/12958 (2015.01); Y10T 428/12965 (2015.01); Y10T 428/12972 (2015.01); Y10T 428/12979 (2015.01); Y10T 428/12993 (2015.01); Y10T 428/2495 (2015.01); Y10T 428/24959 (2015.01); Y10T 428/24967 (2015.01); Y10T 428/24992 (2015.01); Y10T 428/26 (2015.01); Y10T 428/263 (2015.01); Y10T 428/264 (2015.01); Y10T 428/265 (2015.01);
Abstract
Provided is a low-density clad steel sheet having excellent formability and fatigue properties, including a base material; and cladding materials provided on both side surfaces of the base material, wherein the base material is a lightweight steel sheet including, by weight, C: 0.3 to 1.0%, Mn: 4.0 to 16.0%, Al: 4.5 to 9.0%, and a remainder of Fe and inevitable impurities, and each of the cladding materials is martensitic carbon steel including, by weight, C: 0.1 to 0.45%, Mn: 1.0 to 3.0%, and a remainder of Fe and inevitable impurities.
Song, Tae-Jin. (2023). Low-density clad steel sheet having excellent formability and fatigue property (U.S. Patent No. 11752752). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11752752
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile