Title:
予加工後の成形性の優れた鋼管とその製造方法
Document Type and Number:
Japanese Patent JP4406153
Kind Code:
B2
Inventors:
Nobuhiro Fujita
Naoki Yoshinaga
Manabu Takahashi
Yasuhiro Shinohara
Toru Yoshida
Masaaki Mizumura
Naoki Yoshinaga
Manabu Takahashi
Yasuhiro Shinohara
Toru Yoshida
Masaaki Mizumura
Application Number:
JP2000202422A
Publication Date:
January 27, 2010
Filing Date:
July 04, 2000
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
B21C1/22; C22C38/00; C21D8/10; C22C38/06; C22C38/58
Domestic Patent References:
| JP2000144329A | ||||
| JP11131189A |
Attorney, Agent or Firm:
Takashi Ishida
Jun Tsuruta
Hiroshi Kamematsu
Masaya Nishiyama
Jun Tsuruta
Hiroshi Kamematsu
Masaya Nishiyama