Title:
MANUFACTURING METHOD FOR WELDED STEEL PIPE HAVING SUPERIOR WEAR RESISTANCE
Document Type and Number:
WIPO Patent Application WO/2023/121242
Kind Code:
A1
Abstract:
An aspect of the present invention may provide a method for manufacturing a welded steel pipe which has superior wear resistance and thus is suitable to deliver a slurry.
Inventors:
LEE SANG-CHUL (KR)
Application Number:
PCT/KR2022/020871
Publication Date:
June 29, 2023
Filing Date:
December 20, 2022
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
B23K31/02; B23K9/16; B23K9/18; B23K11/16; B23K35/30; B23K101/04
Foreign References:
| KR20170035563A | 2017-03-31 | |||
| KR20140081586A | 2014-07-01 | |||
| KR20190050926A | 2019-05-14 | |||
| KR102214407B1 | 2021-02-09 | |||
| EP3778950A1 | 2021-02-17 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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