Title:
継目無管の穿孔圧延方法及び装置
Document Type and Number:
Japanese Patent JPWO2008142803
Kind Code:
A
Inventors:
Kazumune Shimoda
Tomio Yamakawa
Tomio Yamakawa
Application Number:
JP2007063499W
Publication Date:
November 27, 2008
Filing Date:
July 05, 2007
Export Citation:
Assignee:
Sumitomo Metal Industries, Ltd.
International Classes:
B21B23/00; B21B19/04
Attorney, Agent or Firm:
Kiyomasa Chihara
Sugioka Miki 2
On an ear Terutada
Sugioka Miki 2
On an ear Terutada
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