04347086 is referenced by 18 patents and cites 6 patents.

An amorphous rare-earth transition metal body is provided that has integral, predetermined regions of hard and soft magnetism. A method is provided for heating portions of an amorphous rare-earth transition metal alloy body, in situ, to transform predetermined portions from a state of low magnetic coercivity to a highly magnetically coercive state.

Title
Selective magnetization of rare-earth transition metal alloys
Application Number
6/138240
Publication Number
4347086
Application Date
April 7, 1980
Publication Date
August 31, 1982
Inventor
John J Croat
Sterling Heights
MI, US
Jan F Herbst
Warren
MI, US
Andrew R Chraplyvy
Troy
MI, US
Agent
Elizabeth F Harasek
Assignee
General Motors Corporation
MI, US
IPC
H01F 1/00
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