Title:
SHOT PEENING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/123755
Kind Code:
A1
Abstract:
The shot peening method according to the present invention is provided with, as a first stage, a step for projecting a first projectile material having a predetermined particle diameter to the surface of a metal product, and, as a foregoing stage preceding the first stage, a step for projecting a second projectile material having a particle diameter that is half or less of the particle diameter of the first projectile material to the surface of the metal product.
Inventors:
SUGIURA HIDEAKI (JP)
Application Number:
PCT/JP2018/035734
Publication Date:
June 27, 2019
Filing Date:
September 26, 2018
Export Citation:
Assignee:
SINTOKOGIO LTD (JP)
International Classes:
B24C1/10
Domestic Patent References:
| WO2007023936A1 | 2007-03-01 | |||
| WO2010137607A1 | 2010-12-02 |
Foreign References:
| JP2001277119A | 2001-10-09 | |||
| JP2007332421A | 2007-12-27 | |||
| JP2015086890A | 2015-05-07 |
Attorney, Agent or Firm:
NAKAJIMA, Jun et al. (JP)
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