DC arc furnace improved hearth construction

Details DC arc furnace improved hearth construction DC arc furnace improved hearth construction

1984-05-16

1985-07-30

Eisenzopf, Reinhard J.

Industrial electric heating furnaces

Arc furnace device

Furnace body detail

373 71, H05B 700

Patent

active

045326339

ABSTRACT:
A DC arc furnace electrically conductive hearth brickwork wear lining has metal electrical conductors extending through it which are molten for their upper portions when working and by electromagnetic flowing can erode the bricks of the brickwork. To prevent this erosion resistant refractory shields are positioned so as to shield the bricks from such flows.

REFERENCES:
patent: 1917849 (1933-07-01), Northrup
patent: 3297810 (1967-01-01), Lubatti
patent: 4324943 (1982-04-01), Stenkvist et al.
patent: 4435812 (1984-03-01), Guido et al.
patent: 4435813 (1984-03-01), Stenkvist et al.

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