Feed through structure for electrodes in electric furnaces

Details Feed through structure for electrodes in electric furnaces Feed through structure for electrodes in electric furnaces

1984-12-21

1986-05-06

Envall, Jr., Roy N.

Industrial electric heating furnaces

Arc furnace device

Electrode support

373 69, H05B 710

Patent

active

045876592

ABSTRACT:
A feed through structure for passing electrodes through a furnace cover into the interior of an electro furnace such as an electric arc or reduction furnace includes thin walled, water cooled hollow cylinders made of electrically conductive material and being provided in apertures in the cover; electrodes are passed through cylinders and electrically conductive hollow copper bridges interconnect all of said hollow cylinders to the extent they pertain to different phases; these bridges are provided in pairs for separately connecting the inside and outside ends of the hollowed cylinders.

REFERENCES:
patent: 4425656 (1984-01-01), Kuhlmann
patent: 4445220 (1984-04-01), Kuhlmann

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