Electrode holder for electric arc furnaces

Details Electrode holder for electric arc furnaces Electrode holder for electric arc furnaces

1982-11-02

1984-07-24

Envall, Jr., Roy N.

Industrial electric heating furnaces

Arc furnace device

Electrode

H05B 708

Patent

active

044621043

ABSTRACT:
An electrode holder for arc furnace electrodes having a cooled metal shaft at least partially surrounded by a protective jacket of hollow cylinder configuration, generally moldings resistant to elevated temperatures. The protective jacket can surround and protect portions of the electrode holder positioned within the furnace or portions of the electrode holder in a zone engaged by clamping jaws. The protective jacket consists of individual moldings configured to provide generally ring shapes which may be put together to form rings, and coherently surrounding the metal shaft.

REFERENCES:
patent: 3385987 (1968-05-01), Wolf et al.
patent: 3392227 (1968-07-01), Ostberg
patent: 4145564 (1979-03-01), Andrew et al.
patent: 4189617 (1980-02-01), Schwabe et al.
patent: 4256918 (1981-03-01), Schwabe et al.
patent: 4287381 (1981-09-01), Montgomery
patent: 4291190 (1981-09-01), Elsner et al.

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