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U.S. Department of Energy
Office of Scientific and Technical Information

Composition for preparing rare earth-iron-boron-permanent magnets

Patent ·
OSTI ID:6667748
This patent describes a composition for preparing permanent magnets. It comprises: a particulate alloy containing at least one rare earth metal, iron, and boron; and at least one particulate rare earth oxide, the particulate rare earth oxide comprising about 0.5 to about 10 weight percent of the particulate alloy.
Assignee:
Union Oil Co. of California, Los Angeles, CA (USA)
Patent Number(s):
A; US 4933009
Application Number:
PPN: US 7-201943A
OSTI ID:
6667748
Country of Publication:
United States
Language:
English