Furnace vessel for a direct current arc furnace

Details Furnace vessel for a direct current arc furnace Furnace vessel for a direct current arc furnace

1995-08-15

1998-02-17

Hoang, Tu B.

Industrial electric heating furnaces

Arc furnace device

Furnace body detail

373 72, 373 74, I27D 112

Patent

active

057198977

ABSTRACT:
In order to reduce the power loss of a direct current arc furnace the furnace vessel is only partially cooled in the region situated above the melting zone. A first cooling device is provided on a top edge of the vessel. A second cooling device is provided at the height of a slag line. The region of a vessel wall situated therebetween and facing the interior of the vessel above the slag line consists essentially of refractory material.

REFERENCES:
patent: 2166964 (1939-07-01), Moore
patent: 3940552 (1976-02-01), Mizuno
patent: 4434495 (1984-02-01), Tomizawa et al.

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