Title:
HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/043216
Kind Code:
A1
Abstract:
The present invention relates to a high-strength steel sheet having excellent surface quality due to improved coatability thereof and a method for manufacturing same.
Inventors:
LEE KANG-MIN (KR)
LEE CHUNG-HWAN (KR)
KANG KI-CHEOL (KR)
KIM NAM-A (KR)
JANG YOON-MO (KR)
LEE CHUNG-HWAN (KR)
KANG KI-CHEOL (KR)
KIM NAM-A (KR)
JANG YOON-MO (KR)
Application Number:
PCT/KR2022/013778
Publication Date:
March 23, 2023
Filing Date:
September 15, 2022
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
C21D9/46; C21D8/02; C22C38/02; C22C38/04; C22C38/06; C25D5/50; C25D7/06; C25D15/00
Foreign References:
| KR101808445B1 | 2017-12-12 | |||
| KR20170075126A | 2017-07-03 | |||
| US20150118411A1 | 2015-04-30 | |||
| KR101736640B1 | 2017-05-17 | |||
| KR20210000027A | 2021-01-04 | |||
| KR101630976B1 | 2016-06-16 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
Download PDF: