Heat treatment furnace

Details Heat treatment furnace Heat treatment furnace

1980-07-03

1982-06-22

Envall, Jr., Roy N.

Industrial electric heating furnaces

Resistance furnace device

With internal atmosphere control

373117, F27B 504, F27B 904, H05B 312

Patent

active

043364128

ABSTRACT:
Electrical heating furnaces for the treatment, e.g., of steel are provided with MoSi.sub.2 -based resistance elements without an outer protective layer, even in the presence of a non-oxidating protective gas, for operation at about 800.degree. to 1400.degree. C.

REFERENCES:
patent: 3181845 (1965-05-01), Malm et al.
patent: 3259527 (1966-07-01), Beggs
patent: 3373239 (1968-03-01), Rubisch
Mosilit by Elektrogertebau Cesiwid GmbH, Erlangen/Bavaria, West Germany, pub. 1959.

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