Title:
電縫鋼管の製造方法
Document Type and Number:
Japanese Patent JP5493666
Kind Code:
B2
Inventors:
Hideki Hamaya
Yoshiaki Hirota
Nobuo Mizuhashi
Kazuto Yamamoto
Takashi Miyagawa
Watanabe Futonori
Yoshiaki Hirota
Nobuo Mizuhashi
Kazuto Yamamoto
Takashi Miyagawa
Watanabe Futonori
Application Number:
JP2009230811A
Publication Date:
May 14, 2014
Filing Date:
October 02, 2009
Export Citation:
Assignee:
Nippon Steel & Sumitomo Metal Corporation
International Classes:
B21C37/08; B23K13/00; B23K13/02
Domestic Patent References:
| JP58023582A | ||||
| JP2006026691A | ||||
| JP59137186A |
Foreign References:
| WO2008108450A1 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui