Title:
加工性に優れた鋼管およびその製造方法
Document Type and Number:
Japanese Patent JP3975852
Kind Code:
B2
Inventors:
Takaaki Toyooka
Masatoshi Aratani
Yoshikazu Kawabata
Masanori Nishimori
Mitsuo Kimura
Yuji Hashimoto
Masatoshi Aratani
Yoshikazu Kawabata
Masanori Nishimori
Mitsuo Kimura
Yuji Hashimoto
Application Number:
JP2002218541A
Publication Date:
September 12, 2007
Filing Date:
July 26, 2002
Export Citation:
Assignee:
jfe Steel Corporation
International Classes:
C22C38/00; C21D8/10; C22C38/06; C22C38/58
Domestic Patent References:
| JP11131189A | ||||
| JP2001214218A | ||||
| JP2000096142A | ||||
| JP2001131704A |
Attorney, Agent or Firm:
Eiichi Kobayashi