Title:
HOT ROLLED STEEL SHEET FOR GROUND REINFORCEMENT AND STEEL PIPE FOR GROUND REINFORCEMENT, AND MANUFACTURING METHODS THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/113327
Kind Code:
A1
Abstract:
The present invention relates to: a hot rolled steel sheet for ground reinforcement and a steel pipe for ground reinforcement, which have excellent strength and formability; and manufacturing methods thereof.
Inventors:
KWON YUN-IK (KR)
KIM HAK-JUN (KR)
PARK KYONG-SU (KR)
SEO SEOK-JONG (KR)
KIM HAK-JUN (KR)
PARK KYONG-SU (KR)
SEO SEOK-JONG (KR)
Application Number:
PCT/KR2022/019505
Publication Date:
June 22, 2023
Filing Date:
December 02, 2022
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
C22C38/04; B21B21/02; B21C47/02; C21D8/02; C22C38/00; C22C38/12; C22C38/14
Foreign References:
| KR20130058074A | 2013-06-03 | |||
| JP2007146275A | 2007-06-14 | |||
| KR101715524B1 | 2017-03-22 | |||
| KR20150075306A | 2015-07-03 | |||
| EP1354973A1 | 2003-10-22 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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