Hearth electrode for melting furnaces

Details Hearth electrode for melting furnaces Hearth electrode for melting furnaces

1976-08-16

1978-07-18

Envall, Jr., R. N.

H05B 708

Patent

active

041017250

ABSTRACT:
A hearth electrode for melting furnaces having a cylinder with the outer surface of the bottom thereof being adapted for contacting the melt stock or melt, and the inner space thereof being used for the circulation of a coolant. The electrode is provided with means for detecting local burnings-through or consumption by burning in the bottom thereof, in the form of a system of conduits arranged in cross-sectional planes of the bottom between the outer surface and inner space thereof. The conduits are filled with gas under a pressure different than the static pressure within the melting furnace, and connected with pressure sensors.

REFERENCES:
patent: 1271093 (1918-07-01), Snyder
patent: 2599779 (1952-06-01), Rajtora
patent: 3828107 (1974-08-01), Sone

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