Title:
金属体の加工方法及び金属体の加工装置
Document Type and Number:
Japanese Patent JP4777775
Kind Code:
B2
Abstract:
In a method and an apparatus for processing a metal body which turns the metal structure of the metal body into a finer grain structure by forming a low deformation resistance region (30') where the deformation resistance is locally lowered in the metal body and by deforming the low deformation resistance region (30') by shearing, the low deformation resistance region (30') is formed in a vacuum, in a high pressure atmosphere or in an active gas atmosphere.
Inventors:
Katsuaki Nakamura
Yoshiharu Hotta
Koji Neishi
Michihiko Nakagaki
Kenji Kaneko
Yoshiharu Hotta
Koji Neishi
Michihiko Nakagaki
Kenji Kaneko
Application Number:
JP2005503587A
Publication Date:
September 21, 2011
Filing Date:
March 10, 2004
Export Citation:
Assignee:
Limited company Linasi Metali
International Classes:
C21D8/00; C21D1/06; C21D1/76; C21D1/773; C21D7/00; C22F1/047; C22F1/06; B21C3/14; C22F1/00
Domestic Patent References:
| JP2001321825A | 2001-11-20 | |||
| JP2002241912A | 2002-08-28 | |||
| JPH0289599A | 1990-03-29 | |||
| JP2003089858A | 2003-03-28 |
Attorney, Agent or Firm:
Kenichiro Matsuo