Method for melting sponge iron

Details Method for melting sponge iron Method for melting sponge iron

1975-01-14

1977-02-15

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 38, 75 46, C21B 1100

Patent

active

040080749

ABSTRACT:
A method for melting sponge iron is provided in which pieces or pellets of sponge iron, which may be partly replaced by scrap, are placed on the surface of a molten metal bath. Oxygen is added to the metal bath at a position below the surface of the bath. Further substances required for the melting process are added to the metal bath under pressure at a position below the surface of the bath. The further substances that are added include solid carbonaceous dust and fine-grained sponge iron.

REFERENCES:
patent: 2612444 (1952-09-01), Rummel
patent: 2750277 (1956-06-01), Marshall
patent: 3454395 (1969-07-01), Von Stroh et al.

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