Title:
超薄肉継目無金属管の冷間製造方法
Document Type and Number:
Japanese Patent JP4506563
Kind Code:
B2
Inventors:
Chihiro Hayashi
Application Number:
JP2005154836A
Publication Date:
July 21, 2010
Filing Date:
May 27, 2005
Export Citation:
Assignee:
SUMITOMO METAL INDUSTRIES,LTD.
International Classes:
B21B19/06; B21B23/00; B21B25/00
Domestic Patent References:
| JP11057842A | ||||
| JP63268504A | ||||
| JP8039106A |
Attorney, Agent or Firm:
Michio Mori