Title:
【発明の名称】管接合溶接装置
Document Type and Number:
Japanese Patent JP2688103
Kind Code:
B2
Inventors:
Yokoi Shimizu
Yoshiro Takamatsu
Hattori Osamu
Tadami Adachi
Yoshiro Takamatsu
Hattori Osamu
Tadami Adachi
Application Number:
JP7356990A
Publication Date:
December 08, 1997
Filing Date:
March 26, 1990
Export Citation:
Assignee:
Nippon Steel Welding Industry Co., Ltd.
International Classes:
B23K37/02; B23K9/00; B23K9/028; B23K37/053; (IPC1-7): B23K9/028; B23K9/00; B23K37/02; B23K37/053
Attorney, Agent or Firm:
Tomoyuki Yathata (1 outside)