Title:
中空部品用鋼管及びその製造方法
Document Type and Number:
Japanese Patent JP4837601
Kind Code:
B2
Inventors:
Tetsuo Ishizuka
Takahiro Ichiyama
Takashi Tsusue
Iwamura Masamichi
Koyumi Kimoto
Hiroyuki Mimura
Takahiro Ichiyama
Takashi Tsusue
Iwamura Masamichi
Koyumi Kimoto
Hiroyuki Mimura
Application Number:
JP2007051688A
Publication Date:
December 14, 2011
Filing Date:
March 01, 2007
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
C22C38/00; B21C37/08; C21D8/10; C22C38/14; C22C38/38
Domestic Patent References:
| JP6145793A | ||||
| JP2005076047A | ||||
| JP2004353028A | ||||
| JP2003096545A | ||||
| JP2004009126A |
Attorney, Agent or Firm:
Mutsumi Yanase
Masaaki Utsunomiya
Atsushi Watanabe
Masaaki Utsunomiya
Atsushi Watanabe