Steelmaking

Details Steelmaking Steelmaking

1982-09-01

1984-07-03

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 46, 75 52, 75 59, 266212, C21C 700

Patent

active

044577770

ABSTRACT:
The invention provides an arrangement for steelmaking comprising a steel melt and initial reaction chamber arranged to receive source material in the form of scrap and/or pre-reduced iron, an overhead lance for the introduction of an oxidizing gas to the initial reaction chamber, means for introducing, below the level of the surface of the melt in the reaction chamber, a melt stirring fluid medium, means for introducing carbonaceous material into the melt; a secondary refining chamber connecting with the initial reaction chamber at the surface level of the melt and through which the metal is arranged to pass from the initial reaction chamber; and a melt holding vessel into which the metal is passed from the secondary refining chamber.

REFERENCES:
patent: 2562813 (1951-07-01), Ogorzaly
patent: 3634065 (1972-01-01), Worner
patent: 3702695 (1972-11-01), Rouanet
patent: 4089677 (1978-05-01), Spenceley
patent: 4329171 (1982-05-01), Robert
patent: 4358314 (1982-11-01), Normanton

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