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Title:
鋼管及び該鋼管で形成されるパイプライン、鋼管杭、鋼管矢板
Document Type and Number:
Japanese Patent JP5382250
Kind Code:
B2
Inventors:
Hisakazu Tajika
Takahiro Sakimoto
Satoshi Iki
Application Number:
JP2013067775A
Publication Date:
January 08, 2014
Filing Date:
March 28, 2013
Export Citation:
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Assignee:
jfe Steel Corporation
International Classes:
B21D5/01; B21D51/18; B23K9/00; B23K9/028; E02D5/24; F16L13/02; B21C37/08; B21C37/30; B21D3/14
Domestic Patent References:
JP2010230107A
JP2009285711A
JP2008307594A
JP53104563A
JP4965980A
Attorney, Agent or Firm:
Toshihiko Ishikawa



 
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