Magnetic material

Details Magnetic material Magnetic material

1993-07-06

1996-01-02

Sheehan, John P.

Metal treatment

Stock

Magnetic

148315, 420 83, 420117, 420580, 420581, H01F 1055

Patent

active

054804957

ABSTRACT:
Disclosed is a magnetic material which suppresses formation of impurity phase of Fe, Co or Fe-Co alloy, possesses a stable ThMn.sub.12 crystal structure as the principal phase, and is excellent in magnetic properties and lower in cost. Such magnetic material is expressed in a general formula:

REFERENCES:
patent: 4710242 (1987-12-01), Yamagishi et al.
patent: 4734131 (1988-03-01), Arai et al.
patent: 4992095 (1991-02-01), Nate et al.
patent: 5110377 (1992-05-01), Yamamoto et al.
patent: 5135584 (1992-08-01), Fujiwara
Patent Abstracts of Japan, vol. 10, No. 150 (E-408)(2207), May 31, 1986, & JP-61 10 209, Jan. 17, 1986, Kouichirou Inomata, et al., "Permanent Magnet".
Patent Abstracts of Japan, vol. 11, No. 365 (C-460)(2812), Nov. 27, 1987, & JP-62 136 550, Jun. 19, 1987, Takeshi Anpo, et al., "Permanent Magnet Material".
Journal of Applied Physics, vol. 63, No. 8, Apr. 15, 1988, pp. 3130-3135, K. H. J. Buschow, "Structure and Properties of Some Novel Ternary FE-Rich Rare-Earth Intermetallics (Invited)".
Wohlfarth, "Ferromagnetic Materials", 1980 p. 390.

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