Title:
PRODUCTION METHOD AND MOLD FOR RARE EARTH SINTERED MAGNET
Document Type and Number:
WIPO Patent Application WO/2014/002986
Kind Code:
A1
Abstract:
This production method for a rare earth sintered magnet is characterized in that a slurry is injected inside a cavity in such a manner that, among the outer peripheral surface and the inner peripheral surface, the slurry moves from one location of the apex in a cross section that is perpendicular to the sliding direction of one surface to one location of the apex in a cross section that is perpendicular to the sliding direction of the other surface.
Inventors:
TSUKADA TAKASHI (JP)
NANSAKA TAKUYA (JP)
KIKUCHI SATORU (JP)
NANSAKA TAKUYA (JP)
KIKUCHI SATORU (JP)
Application Number:
PCT/JP2013/067338
Publication Date:
January 03, 2014
Filing Date:
June 25, 2013
Export Citation:
Assignee:
HITACHI METALS LTD (JP)
International Classes:
H01F41/02; B22F1/00; B22F3/00; B22F3/02; B22F3/035; B22F3/22; C22C33/02; C22C38/00; H01F1/057; H01F1/08; B22F9/04
Foreign References:
| JPH05135937A | 1993-06-01 | |||
| JPH05129127A | 1993-05-25 | |||
| JP2002134314A | 2002-05-10 | |||
| JPH0757914A | 1995-03-03 | |||
| JP2008163466A | 2008-07-17 | |||
| JPH11214216A | 1999-08-06 | |||
| JP2007203577A | 2007-08-16 | |||
| JP2009111169A | 2009-05-21 | |||
| JP2012146708A | 2012-08-02 |
Other References:
See also references of EP 2869318A4
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
Mutsumi Sameshima (JP)
Mutsumi Sameshima (JP)
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