Metal treatment – Compositions – Heat treating
Patent
1974-10-01
1977-08-16
Satterfield, Walter R.
Metal treatment
Compositions
Heat treating
75134M, 148120, 148121, C04B 3500, H01F 104, C22C 2800
Patent
active
040424294
ABSTRACT:
Magnetic alloys consisting of 68.0.about.73.0 weight % manganese, (1/10 Mn - 6.6).about.(1/3 Mn - 22.2) weight % carbon, the balance aluminum, which show wasp-waisted magnetic hysteresis loops with the ratio of the residual magnetization 4.pi.I.sub.r to the intensity of magnetization 4.pi.I.sub.10000 in a magnetic field of 10000 Oe, I.sub.r /I.sub.10000, falling 0.0.about.0.2.
REFERENCES:
patent: 3116181 (1963-12-01), Hokkeling et al.
patent: 3390443 (1968-07-01), Gould et al.
patent: 3661567 (1972-05-01), Yamamoto
patent: 3730784 (1973-05-01), Yamamoto
Kato Nobuyuki
Kojima Kiyoshi
Kojima Shigeru
Konno Isago
Kubo Takao
Matsushita Electric - Industrial Co., Ltd.
Satterfield Walter R.
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