Cooled cover for an arc furnace

Details Cooled cover for an arc furnace Cooled cover for an arc furnace

1978-02-17

1980-04-08

Envall, Jr., Roy N.

Heating

Work chamber having heating means

432238, F27D 112

Patent

active

041974220

ABSTRACT:
A cover for an arc furnace having a plurality of electrodes extending through a central area of the cover, a first cooling box surrounding the electrodes and a second cooling box in the outer area surrounding the central area of the cover. The first cooling box is subdivided into a plurality of cooling areas respectively associated with the plurality of electrodes, the cooling areas being electrically insulated from each other and from the second cooling box.

REFERENCES:
patent: 2222004 (1940-11-01), Smith
patent: 2766736 (1956-10-01), Del-Buono
patent: 3967048 (1976-06-01), Longenecker
patent: 4107449 (1978-08-01), Sosonkin et al.

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