Furnace for melting materials with low melting point with improv

Details Furnace for melting materials with low melting point with improv Furnace for melting materials with low melting point with improv

1992-08-31

1994-08-23

Reynolds, Bruce A.

Industrial electric heating furnaces

Resistance furnace device

Charging or discharging

373 33, 373 79, 373142, 164485, F27D 300

Patent

active

053413946

ABSTRACT:
The furnace for melting materials with a low melting point with improved casting duct comprises a furnace body which surrounds a crucible for containing the molten material and which is provided with first resistors for heating the crucible, the casting duct having an inlet arranged above the level of the free surface of the molten material in the crucible and being fed by a ladle for removing molten material, the casting duct being further provided with second resistors for heating thereof in order to prevent accidental cooling of the molten material along the duct.

REFERENCES:
patent: 916314 (1909-03-01), Hitt
patent: 2756988 (1956-07-01), Tama
patent: 3948643 (1976-04-01), Fredriksson et al.
patent: 3985177 (1976-10-01), Buehler
patent: 4621676 (1986-11-01), Steward

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