Preheating metallurgical enclosures

Details Preheating metallurgical enclosures Preheating metallurgical enclosures

1977-04-26

1978-10-17

Envall, Jr., R. N.

13 35, F27D 2300

Patent

active

041210433

ABSTRACT:
A method for preheating metallurgical enclosures having refractory linings which after preheating are exposed to the heat of molten metal, is effected by forming an electric open arc producing arc radiation at a location inside of such an enclosure exposing its lining directly to the arc radiation.

REFERENCES:
patent: 1220839 (1917-03-01), Gray
patent: 2133329 (1938-10-01), Moore et al.
patent: 2156608 (1939-05-01), Schon

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