Industrial electric heating furnaces – Arc furnace device – Furnace body detail
Patent
1988-01-21
1989-06-27
Envall, Jr., Roy N.
Industrial electric heating furnaces
Arc furnace device
Furnace body detail
373108, H05B 711
Patent
active
048436143
ABSTRACT:
An electrical metallurgical furnace including a vessel and a bottom electrode positioned in the bottom of the vessel. At least one counter contact is provided connected to the bottom electrode. A support is anchored to the vessel connected to the insulation mounting unit. A tension frame is held by the insulation mounting unit. At least one current cable is provided for engagement with a side of the counter contact. A pivot element is provided for supporting the current cable. A biasing apparatus is provided for urging the pivotally supported current cable into contact with the counter contact.
REFERENCES:
patent: 3578893 (1971-05-01), Kleinhagauer et al.
patent: 4566108 (1986-01-01), Buhler
Envall Jr. Roy N.
Man Gutehoffnungshuette GmbH
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