Permanent magnetic material and bond magnet

Details Permanent magnetic material and bond magnet Permanent magnetic material and bond magnet

1997-12-03

1999-10-19

Sheehan, John

Metal treatment

Stock

Magnetic

420 83, 420121, 252 6254, H01F 104

Patent

active

059682892

ABSTRACT:
A permanent magnetic material of the present invention has a TbCu.sub.7 phase as the principal phase and high magnetic characteristics with an extremely small variation among the values. This permanent magnetic material is expressed in a general formula:

REFERENCES:
patent: 4770702 (1988-09-01), Ishigaki et al.
patent: 4878964 (1989-11-01), Mizoguchi et al.
patent: 5125990 (1992-06-01), Iwasaki et al.
patent: 5162064 (1992-11-01), Kim et al.
patent: 5186766 (1993-02-01), Iriyama et al.
patent: 5466308 (1995-11-01), Fujimura et al.
patent: 5482573 (1996-01-01), Sakurada et al.
patent: 5716462 (1998-02-01), Sakurada et al.

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