Industrial electric heating furnaces – Glass furnace device – Joule effect heating
Patent
1982-12-06
1984-08-28
Envall, Jr., Roy N.
Industrial electric heating furnaces
Glass furnace device
Joule effect heating
C03B 5027, H05B 303
Patent
active
044687796
ABSTRACT:
An electrode assembly for melting glass includes a hollow casing having a holder connected to one end thereof. A water cooled conductor in said casing is connected to an electrode which is also connected to said holder. A limit stop is provided on a casing and adapted to contact refractory of a furnace to limit the extent to which the electrode assembly may enter the furnace in a downward direction while permitting the electrode to be elevated for inspection.
REFERENCES:
patent: 1222243 (1917-04-01), Peiler
patent: 1897973 (1933-02-01), Wadman
patent: 2697125 (1954-12-01), Douglas
patent: 2781411 (1957-02-01), Geffcken et al.
patent: 2843644 (1958-07-01), Hann
patent: 3198619 (1965-08-01), Nuzum
patent: 3539691 (1970-11-01), Lucek
patent: 4069032 (1978-01-01), Brax
patent: 4097259 (1978-06-01), Brax
CRI Engineering, Inc.
Envall Jr. Roy N.
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