Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent
1988-02-23
1991-03-19
Sheehan, John P.
Metal treatment
Process of modifying or maintaining internal physical...
Magnetic materials
148104, 419 12, 419 67, 419 41, 722531, 72700, H01F 102
Patent
active
050007963
ABSTRACT:
A process of making anisotropic permanent magnets by extruding a rare earth magnetic alloy below the melting temperature of the alloy at an extrusion ratio of from 10:1 to 26:1.
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"Radially Oriented NdFeB Magnets", Bao-Min Ma, V. K. Chandhok, and E. J. Dulis--1987 Digest of Intermag Conference, Tokyo, Japan, Apr. 14-17, 1987.
"NdFeB Magnets Having a (100) Fiber Texture", B. M. Ma, R. F. Krause and V. Chandhok, Proceedings of the 9th International Workshop on Rare Earth Magnets and Their Application, Bad Soden, FRG, Aug. 31-Sep. 2, 1987--pp. 545-551.
Eastman Kodak Company
Gerlach Robert A.
Sheehan John P.
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