Process for producing elongated ingots of steel

Metal founding – Process – Shaping liquid metal against a forming surface

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B22D 700

Patent

active

040390225

ABSTRACT:
To produce elongated ingots consisting of steel in an ingot mold, a plurality of electrodes are fused down in succession in a slag bath maintained in said ingot mold and having a depth of at least 0.9 and at most 1.8 times the square root of the diameter of said ingot mold in centimeters, provided that the depth is at least 4 centimeters. Each succeeding electrode is replaced for the preceding one within 150 seconds.

REFERENCES:
patent: 3067473 (1962-12-01), Hopkins
patent: 3546349 (1970-12-01), Swoboda
patent: 3587715 (1971-06-01), Holzgruber et al.

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