Electric arc furnace electrodes

Details Electric arc furnace electrodes Electric arc furnace electrodes

1979-11-27

1981-09-01

Envall, Jr., Roy N.

H05B 708

Patent

active

042873819

ABSTRACT:
An electrode for an arc furnace comprising a water-cooled tubular column (2) and dependent therefrom a number of interconnected graphite or carbon sections, the column surrounding and being electrically insulated from one or more bus bars (5,6) extending centrally through the column and connected to a conductive screw-threaded member (7) at one end thereof, one of the graphite sections (13) being secured to the member, and that section, together with the other(s), being secured to one another through graphite nipples (15) having screw-threads of the same size as that of the said member.

REFERENCES:
patent: 3392227 (1968-07-01), Ostberg
patent: 4121042 (1978-10-01), Prenn
patent: 4168392 (1979-01-01), Prenn
patent: 4189617 (1980-02-01), Schwabe et al.

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