Title:
MANUFACTURE OF RARE EARTH BOND MAGNET
Document Type and Number:
Japanese Patent JPH04354105
Kind Code:
A
Abstract:
PURPOSE: To obtain a rare earth bond magnet which can ensure excellent magnetic characteristics and temperature characteristics although containing no hydrogen and has a sufficient heat resistance.
CONSTITUTION: A film of at least one kind of metal selected out of Sn, Zn, Pb, In, Al and Mg is formed on alloy powder whose main components are rare earth metal R, iron, and nitrogen or carbon and which contains R2Fe17 type compound as the main phase. AFter heat treatment at 100-600°C, compression molding is performed by using metal or organic material as binder.
Inventors:
SUZUKI TOSHIHARU
KAWASAKI MASAHITO
SUZUKI SHINYA
KAWASAKI MASAHITO
SUZUKI SHINYA
Application Number:
JP15585091A
Publication Date:
December 08, 1992
Filing Date:
May 30, 1991
Export Citation:
Assignee:
MINEBEA CO LTD
International Classes:
C22C38/00; H01F1/053; H01F1/058; H01F1/059; H01F1/08; H01F41/02; (IPC1-7): C22C38/00; H01F1/053; H01F1/08; H01F41/02
Attorney, Agent or Firm:
Nobuo Kaida (2 outside)
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