Title:
【発明の名称】ステンレス鋼溶接管の残留応力軽減方法
Document Type and Number:
Japanese Patent JPH0698387
Kind Code:
B2
Inventors:
Mitsuo Watanabe
Shinma Kei
Kasuga Yukio
Shinma Kei
Kasuga Yukio
Application Number:
JP25427788A
Publication Date:
December 07, 1994
Filing Date:
October 08, 1988
Export Citation:
Assignee:
Nippon Metal Industry Co., Ltd.
International Classes:
B23K31/00; B21C37/08; B21C37/30; (IPC1-7): B21C37/30; B21C37/08
Attorney, Agent or Firm:
Iwata
Next Patent: 鋼材に付着した錆、スケール、切断バリ除去装置