Samarium-cobalt type magnet powder for resin magnet

Details Samarium-cobalt type magnet powder for resin magnet Samarium-cobalt type magnet powder for resin magnet

1985-11-08

1987-05-12

Sheehan, John P.

Metal treatment

Stock

Magnetic

75252, 148425, 420435, 524403, H01F 104

Patent

active

046647236

ABSTRACT:
This invention is directed to a samarium-cobalt type magnetic powder for use in making a resin magnet, characterized by substantially comprising a SmCo.sub.5 single phase and consisting of, by weight, 32.7 to 33.4% samarium, 65 to 67% cobalt, not more than 1.5% as a total of lanthanum, cerium, praseodymium and neodymium and the balance inevitably entrained impurities.

REFERENCES:
patent: 3615911 (1971-10-01), Nesbitt et al.
patent: 3919003 (1975-11-01), Benz
patent: 4156623 (1979-05-01), Becker
patent: 4208225 (1980-06-01), Kurz et al.
patent: 4264361 (1981-04-01), Yajima et al.

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