Apparatus for gas collection in open electric smelting furnaces

Details Apparatus for gas collection in open electric smelting furnaces Apparatus for gas collection in open electric smelting furnaces

1980-06-30

1982-05-18

Envall, Jr., Roy N.

Industrial electric heating furnaces

Environmental control

432239, F27D 300

Patent

active

RE0309370

ABSTRACT:
A gas collection apparatus for use in open electrical smelting furnaces is disclosed. The apparatus comprises an annular body about the outer circumference of the furnace and sealed to the top edge of the furnace on one side thereof with a sloped wall extending into the furnace on the other side to a depth below the normal height of the charge in the furnace.

REFERENCES:
patent: 2671124 (1954-03-01), Bagley
patent: 3721743 (1973-03-01), Shiina et al.
patent: 3895175 (1975-07-01), Krogsrud

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