Copper-hardened permanent-magnet alloy

Details Copper-hardened permanent-magnet alloy Copper-hardened permanent-magnet alloy

1977-06-14

1978-07-11

Satterfield, Walter R.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

75152, 148 3157, 148102, 148103, H01F 102

Patent

active

040999955

ABSTRACT:
A copper-hardened permanent-magnet alloy consisting of cobalt, copper and at least one of the rare-earth metals (RE) with atomic number 57 - 71, is characterized by a coarse-grained matrix of the composition Re (Co.sub.1-y Cu.sub.y).sub.6+X, wherein 0.ltoreq.X.ltoreq.1 and 0.15<y<0.35.

REFERENCES:
patent: 3560200 (1971-02-01), Nesbitt et al.
patent: 3684593 (1972-08-01), Benz et al.
patent: 3790414 (1974-02-01), Tawara et al.
patent: 3839102 (1974-10-01), Tawara et al.
patent: 3844850 (1974-10-01), Benz
patent: 3947295 (1976-03-01), Tawara et al.

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