Metal refining method and apparatus

Details Metal refining method and apparatus Metal refining method and apparatus

1977-05-20

1978-05-16

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 59, 75 60, C21C 532

Patent

active

040896773

ABSTRACT:
Various forms of method and apparatus are described for the manufacture of steel wherein solid carbonaceous materials are injected below the surface of a melt during the introduction of oxygen to raise the energy level within the melt. Solid iron-bearing materials may also be introduced to the melt and a continuous tapping process is described wherein the iron-bearing and carbonaceous materials are delivered continuously to the melt.

REFERENCES:
patent: 3556773 (1971-01-01), Grenfell
patent: 3567430 (1971-03-01), Engroff
patent: 3607227 (1971-09-01), Stephenson
patent: 3801084 (1974-04-01), Leroy
patent: 3854932 (1974-12-01), Bishop
patent: 3876421 (1975-04-01), Takemura
patent: 3902889 (1975-09-01), Malin
patent: 3953199 (1976-04-01), Michaelis

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