Metal treatment – Stock – Magnetic
Patent
1987-04-14
1989-06-06
Sheehan, John P.
Metal treatment
Stock
Magnetic
420 83, 420121, 75244, H01F 104
Patent
active
048368687
ABSTRACT:
In an R-Fe-B permanent magnet produced by a process including a rapid cooling, a composition of
REFERENCES:
patent: 4533408 (1985-08-01), Koon
patent: 4601875 (1986-07-01), Yamamoto et al.
Kohmoto Osamu
Yajima Kohichi
Yoneyama Tetsuhito
Sheehan John P.
TDK Corporation
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