Title:
【発明の名称】金属溶接管製造用ダイスへの金属帯先端部の通板方法
Document Type and Number:
Japanese Patent JP2745437
Kind Code:
B2
Inventors:
Wakabayashi Koji
Nakako Takefumi
Shimada Yoshiaki
Nakako Takefumi
Shimada Yoshiaki
Application Number:
JP8923091A
Publication Date:
April 28, 1998
Filing Date:
March 29, 1991
Export Citation:
Assignee:
Nisshin Steel Co., Ltd.
International Classes:
B21C37/08; B21C47/26; B23K13/00; (IPC1-7): B21C37/08; B21C47/26; B23K13/00
Domestic Patent References:
| JP6044126A |
Attorney, Agent or Firm:
Tadayuki Noma