High coercivity rare earth-iron magnets

Details High coercivity rare earth-iron magnets High coercivity rare earth-iron magnets

C - Chemistry, Metallurgy

22

C

148/9

C22C 33/00 (2006.01) C22C 45/00 (2006.01) H01F 1/055 (2006.01)

Patent

CA 1202864

HIGH COERCIVITY RARE EARTH-IRON MAGNETS Abstract of the Disclosure Ferromagnetic compositions having intrinsic magnetic coercivities at room temperature of at least 1,000 Oersteds are formed by the controlled quench of molten rare earth-transition metal alloys. Hard magnets may be inexpensively formed from the lower atomic weight lanthanide elements and iron. 23

401917

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