Gaseous atmosphere for electric arc furnaces

Details Gaseous atmosphere for electric arc furnaces Gaseous atmosphere for electric arc furnaces

1979-06-11

1980-12-02

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 12, 75 59, C21C 552

Patent

active

042369134

ABSTRACT:
An inert atmosphere for electric arc furnaces is either carbon dioxide, argon, a mixture of carbon dioxide and argon or a mixture of nitrogen and carbon dioxide. The inert gas atmosphere is utilized in the manufacture of high alloy or stainless steels, as well as in the manufacture of copper.

REFERENCES:
patent: 3736361 (1973-05-01), Lakomsky
patent: 3771585 (1973-11-01), Ulrich
patent: 4148628 (1979-04-01), Fukunishi
Paschkis & Persson, "Industrial Electric Furnaces & Appliances", 2nd Ed., pp. 311-314, (Interscience, 1960).

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