Industrial electric heating furnaces – Arc furnace device – Furnace body detail
Patent
1993-06-24
1995-04-25
Reynolds, Bruce A.
Industrial electric heating furnaces
Arc furnace device
Furnace body detail
373 74, 266158, F27D 102
Patent
active
054105650
ABSTRACT:
The furnace includes a vessel closed by a floating roof, and a sealing means mechanism between the roof and the vessel. The sealing mechanism includes two joint surfaces, one of which is arranged on the peripheral edge portion of the roof whereas the other is arranged on the peripheral edge portion of the vessel. The first surface is substantially toric and the second surface substantially frustoconical. The joint surfaces permit the centering of the roof relative to the axis of the vessel. The peripheral edge portion of the vessel is provided with a coping element on which one of the joint surfaces is arranged.
REFERENCES:
patent: 2684392 (1954-07-01), Moore
patent: 3576318 (1971-04-01), Spencer
patent: 4238632 (1980-12-01), Yasukawa et al.
patent: 4436290 (1984-03-01), Kilches et al.
patent: 4630281 (1986-12-01), Nakao
Blum Jacques
Heckel Francois
Le Goff Jacques
Pernet Daniel
Rocchi Dominique
Hoang Tu
Reynolds Bruce A.
Unimetal - Societe Francaise des Aciers Longs
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