Title:
【発明の名称】細粒化組織の高靭性シ―ムレス鋼管の製造方法
Document Type and Number:
Japanese Patent JP2525961
Kind Code:
B2
Inventors:
Akira Yagi
Asahi average
Ueno Masakatsu
Kumi Sato
Asahi average
Ueno Masakatsu
Kumi Sato
Application Number:
JP1669791A
Publication Date:
August 21, 1996
Filing Date:
February 07, 1991
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
B21B19/04; C21D8/10; C21D9/08; C22C38/00; C22C38/14; (IPC1-7): C21D8/10; B21B19/04; C21D9/08
Domestic Patent References:
| JP62149814A | ||||
| JP5819432A | ||||
| JP59182920A |
Attorney, Agent or Firm:
Hiroaki Tamura (1 outside)
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