Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Patent
1979-04-06
1981-12-22
Andrews, M. J.
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
75 58, 75 67A, 75 68R, 75 93G, 75142, 75143, 75256, C22C 3308
Patent
active
043069045
ABSTRACT:
A process for introducing into a metal bath an additive in the form of a solid shaped in the form of an elongate body portion having at least two vanes extending outwardly therefrom for a distance of not more than 40 mm with the vanes dimensioned and spaced one from the other to avoid interlocking thereby to enable the desired effect to be derived from the addition as rapidly as possible, including the shaped additive and method.
REFERENCES:
patent: 2978765 (1961-04-01), Brown
patent: 3681051 (1972-08-01), Takashima et al.
patent: 3717456 (1973-02-01), Percheron et al.
patent: 3765875 (1973-10-01), Septier et al.
patent: 3917240 (1975-11-01), Tanoue et al.
Borgeaud Pierre
Vilain Andre
Andrews M. J.
Societe Francaise d'Electrometallurgie "Sofrem"
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