Title: Method of manufacturing permanent magnet
Application Number: 89101649 Application Date: 1985.04.01
Publication Number: 1036658 Publication Date: 1989.10.25
Approval Pub. Date: Granted Pub. Date: 2000.11.15
International Classifi-cation: H01F1/057
Applicant(s) Name: Sumitomo Special Metal Co., Ltd. Address:
Inventor(s) Name: Naohito sagawa, Nitoshi Yamamoto
Attorney & Agent: GU BAIDI LI LUOYING
Abstract:
     The present invention is related to a method of manufacturing permanent magnet and its product. The said method includes that an alloy powder is made through the shape processing and then sintering and further heat-treatment. The magnetic energy product of its product can be up to 35 MGOe, 40 MGOe or more.
Time: 5
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