Title:
Residual stress improvement method for piping, antifreeze supply method between ice plugs, and residual stress improvement device for piping
Document Type and Number:
Japanese Patent JP6367681
Kind Code:
B2
Inventors:
Satoshi Aoike
Akitaka Hidaka
Takayanagi Tsuneo
Shinichi Kutsune
Iwamatsu Fushinori
Akitaka Hidaka
Takayanagi Tsuneo
Shinichi Kutsune
Iwamatsu Fushinori
Application Number:
JP2014212606A
Publication Date:
August 01, 2018
Filing Date:
October 17, 2014
Export Citation:
Assignee:
Hitachi ge Nuclear Energy Co., Ltd.
International Classes:
B23K31/00
Domestic Patent References:
| JP2008238190A | ||||
| JP636287A | ||||
| JP825064A | ||||
| JP200950906A | ||||
| JP201076000A | ||||
| JP5328055A |
Attorney, Agent or Firm:
Wilfort International Patent Office