Methods and apparatus for adding mischmetal to molten steel

Details Methods and apparatus for adding mischmetal to molten steel Methods and apparatus for adding mischmetal to molten steel

1976-11-22

1977-11-29

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 53, 75 93G, 75130R, 75130B, 75152, C21C 700, C22C 2306

Patent

active

040604071

ABSTRACT:
A method, apparatus and alloy for adding mischmetal to molten steel by filling a metal canister with a mischmetal-magnesium alloy in the range 1% to 2.5% magnesium, plunging the metal canister beneath the surface of the steel bath being treated and holding the canister submerged in the bath until the mischmetal has dissolved.

REFERENCES:
patent: 2397418 (1946-03-01), Howard
patent: 2792300 (1957-05-01), Livingston
patent: 3921700 (1975-11-01), Frantzreb

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