Industrial electric heating furnaces – Plasma furnace device – Direct furnace
Patent
1984-08-14
1986-09-09
Envall, Jr., Roy N.
Industrial electric heating furnaces
Plasma furnace device
Direct furnace
75 1022, H05B 700
Patent
active
046113320
ABSTRACT:
In a method for supplying thermal energy by means of a plasma arc heater to a reactor filled with solid, lump reduction material, the thermal energy is supplied via an outer or transferred arc, one electrode of which is formed by the heater and the other electrode of which is formed by the reduction material in the reactor.
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patent: 3422206 (1969-01-01), Baker et al.
patent: 3749803 (1973-07-01), Camacho
patent: 4072504 (1978-02-01), Perdahl et al.
patent: 4340420 (1982-07-01), Santen et al.
patent: 4425659 (1984-01-01), Stenkvist
Envall Jr. Roy N.
SKF Steel Engineering Aktiebolag
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