Industrial electric heating furnaces – Resistance furnace device – With heating element detail
Patent
1995-12-26
1998-09-15
Hoang, Tu B.
Industrial electric heating furnaces
Resistance furnace device
With heating element detail
373 8, 373 55, 373 95, 373119, 219523, 219536, 219542, 392455, 432247, H05B 366
Patent
active
058090568
ABSTRACT:
A Deglor furnace includes heating elements each having a heater rod being surrounded by a protective tube. The protective tube is mounted on a ceiling of the Deglor furnace and is run through an opening in the ceiling into the interior of the Deglor furnace. Heat insulation of the ceiling which borders the opening is protected against corrosive gases from the interior by a shield.
REFERENCES:
patent: 1662555 (1928-03-01), Wojciechowski
patent: 2735881 (1956-02-01), Mann
patent: 3009974 (1961-11-01), Sekkelsten et al.
patent: 4056678 (1977-11-01), Beall, III et al.
patent: 4080510 (1978-03-01), Sauder
patent: 4259538 (1981-03-01), Jones
patent: 4379382 (1983-04-01), Sauder
patent: 5605645 (1997-02-01), Brandstadter-Springer et al.
Jansen Helge
Weiler Ludwig
Wieckert Christian
ABB K.K.
Greenberg Laurence A.
Hoang Tu B.
Lerner Herbert L.
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