Title:
【発明の名称】耐SSC性の優れた高強度高靭性シームレス鋼管の製造法
Document Type and Number:
Japanese Patent JP2672441
Kind Code:
B2
Inventors:
Akira Yagi
Asahi average
Ueno Masakatsu
Asahi average
Ueno Masakatsu
Application Number:
JP33065692A
Publication Date:
November 05, 1997
Filing Date:
December 10, 1992
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
B21B19/02; B21B23/00; C21D8/10; C21D9/08; C22C38/00; C22C38/14; (IPC1-7): C21D8/10; B21B19/02; B21B23/00; C21D9/08; C22C38/00; C22C38/14
Domestic Patent References:
| JP250916A | ||||
| JP364415A | ||||
| JP3240921A | ||||
| JP3180427A | ||||
| JP6172854A |
Attorney, Agent or Firm:
Hiroaki Tamura (1 outside)