Title:
継目無鋼管製造用素管とその製造方法
Document Type and Number:
Japanese Patent JPWO2004112977
Kind Code:
A
Inventors:
Kazumune Shimoda
Mitsuyuki Senba
Ditch Hirofumi
Tomio Yamakawa
Tsuneo Kondo
Mitsuyuki Senba
Ditch Hirofumi
Tomio Yamakawa
Tsuneo Kondo
Application Number:
JP2004009078W
Publication Date:
December 29, 2004
Filing Date:
June 22, 2004
Export Citation:
Assignee:
Sumitomo Metal Industries, Ltd.
International Classes:
C21D8/10; B21B19/04; C22C38/00; C22C38/58
Attorney, Agent or Firm:
Hirose Shoichi
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