Title:
劣化部の再生方法、劣化部の再生装置
Document Type and Number:
Japanese Patent JP4969221
Kind Code:
B2
Abstract:
The present invention has as its object the provision of a restoration method for a deteriorated part, which is capable of easily and reliably repairing and restoring a deteriorated part generated in a metal member to reliably prolong the lifetime of the metal member. Specifically, a local heating step of locally heating a deteriorated part C by a main heater 25 and pressure-welding the deteriorated part C by a compression force by thermal expansion and a peripheral heating step of heating the periphery and vicinity of a heated region HA1 in the local heating step by a sub heater 26 are carried out, followed by carrying out a cooling step of cooling the heated region HA1 by the main heater 25 and a heated region HA2 by the sub heater 26 at the same time.
Inventors:
Masashi Ozaki
Nobuhiko Nishimura
Fumitoshi Sakata
Katsutoshi Kodama
Masahiro Kobayashi
Kei Shiibashi
Eiji Tezuka
Takeuchi Takumi
Nobuhiko Nishimura
Fumitoshi Sakata
Katsutoshi Kodama
Masahiro Kobayashi
Kei Shiibashi
Eiji Tezuka
Takeuchi Takumi
Application Number:
JP2006319613A
Publication Date:
July 04, 2012
Filing Date:
November 28, 2006
Export Citation:
Assignee:
MITSUBISHI HEAVY INDUSTRIES,LTD.
THE TOKYO ELECTRIC POWER COMPANY,INCORPORATED
THE TOKYO ELECTRIC POWER COMPANY,INCORPORATED
International Classes:
B23K31/00; C21D1/42; C21D9/08; C21D9/50; B23K101/06
Domestic Patent References:
JP2003253337A | ||||
JP2006175575A | ||||
JP62275594A |
Attorney, Agent or Firm:
Mitsuru Oba
Horikawa Miyuki
Horikawa Miyuki