Title:
鋼管の曲げ加工装置及びそれを用いての鋼管の曲げ加工方法
Document Type and Number:
Japanese Patent JP5080229
Kind Code:
B2
Inventors:
Kenichiro Nakama
Katsuhide Nishio
Atsushi Kurobe
Kenjiro Asai
Sakaguchi Naoyoshi
Katsuhide Nishio
Atsushi Kurobe
Kenjiro Asai
Sakaguchi Naoyoshi
Application Number:
JP2007321877A
Publication Date:
November 21, 2012
Filing Date:
December 13, 2007
Export Citation:
Assignee:
Nisshin Steel Co., Ltd.
Yamamoto Water Pressure Industrial Co., Ltd.
Yamamoto Water Pressure Industrial Co., Ltd.
International Classes:
B21D9/01; B21D7/025; B21D9/15
Domestic Patent References:
| JP2002113524A | ||||
| JP60148627A | ||||
| JP8132140A | ||||
| JP9038727A | ||||
| JP11169957A |
Attorney, Agent or Firm:
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Masahiro Taguchi
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Masahiro Taguchi