Metal treatment – Stock – Magnetic
Patent
1998-03-25
1999-11-30
Sheehan, John
Metal treatment
Stock
Magnetic
148304, 148308, 428610, 428611, H01F 104
Patent
active
059935685
ABSTRACT:
A soft magnetic alloy sheet has low residual magnetic flux density. The alloy sheet comprises a base element and an alloying element having a concentration gradient in a thickness direction of the alloy sheet. The alloying element is selected from Si, Al, Ni, Co and Fe.
REFERENCES:
patent: 3764381 (1973-10-01), Brissonneau et al.
patent: 4177092 (1979-12-01), Thursby et al.
Patent Abstracts of Japan, vol. 018, No. 226 (C-1194), Apr. 25, 1994, Abstract of JP 06 017202 A (Jan. 1994).
Fujita Koichiro
Hiratani Tatsuhiko
Kasai Shoji
Namikawa Misao
Ninomiya Hironori
NKK Corporation
Oltmans Andrew L.
Sheehan John
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