Corrosion resistant rare earth metal magnet

Details Corrosion resistant rare earth metal magnet Corrosion resistant rare earth metal magnet

1988-09-30

1991-05-14

Sheehan, John P.

Metal treatment

Stock

Magnetic

148121, H01F 1053

Patent

active

050153072

ABSTRACT:
A corrosion-resistant rare earth metal-transition metal magnet alloy having excellent coercive force, squareness, corrosion resistance and temperature characteristics is disclosed, which alloy consists of at least one of rare earth element inclusive of Y; B; occasionally at least one of Mg, Al, Si, Ca, Ti, V, Cr, Mn, Cu, Zn, Ga, Ge, Zr, Nb, Mo, In, Sn, Ta and W; and the remainder being transition metals of Fe, Co and Ni.

REFERENCES:
patent: 4496395 (1985-01-01), Croat
patent: 4597938 (1986-07-01), Matsuura et al.
patent: 4792368 (1988-12-01), Sagawa et al.
patent: 4802931 (1989-02-01), Croat
patent: 4851058 (1989-07-01), Croat

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