Means and method of heating

Details Means and method of heating Means and method of heating

1977-12-28

1979-05-01

Envall, Jr., R. N.

H05H 126

Patent

active

041525329

ABSTRACT:
A feeding electrode of a heating means is a hollow cylinder with an open lower end, and is mounted on a frame. An arc-generating electrode is also mounted on the frame, and is disposed inside the feeding electrode. The lower end of the feeding electrode is immersed in a molten metal pool contained in a ladle. An electric arc struck between the arc-generating electrode and the molten metal pool inside the feeding electrode heats the molten metal pool.

REFERENCES:
patent: 2448886 (1948-09-01), Hopkins
patent: 3373240 (1968-03-01), Boeckler et al.
patent: 3380904 (1968-04-01), Goldberger
patent: 3723630 (1973-03-01), Paton et al.
patent: 3813469 (1974-05-01), Eguchi et al.
patent: 3940551 (1976-02-01), Ling et al.

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