Melt treatment apparatus

Details Melt treatment apparatus Melt treatment apparatus

1997-12-22

2000-07-11

Bennett, Henry

Heating

Work chamber having heating means

Combustion products heat work by contact

373 18, 373 22, F27B 324

Patent

active

060863617

ABSTRACT:
A melt treatment apparatus is provided which obviates an increase in floorspace and in cost and has freedom from a danger of steam explosion and further can control melt discharging with reliability.
The welt treatment apparatus 1 is constructed with a furnace body 8 for entry of a material 17 to be heated, a plasma torch 2 that generates a plasma arc 13 so as to melt the material, a melt discharge passage 3 arranged in the furnace body for discharging a hot melt 14 derived by melting the material with the use of the plasma torch, and cooling gas jet means 7 disposed in the melt discharge passage and jetting a cooling gas to cool the hot melt to thereby form a dam 12.

REFERENCES:
patent: 4571259 (1986-02-01), Fey et al.
patent: 4634461 (1987-01-01), Demarest, Jr. et al.
patent: 5586140 (1996-12-01), Ishida et al.
patent: 5601427 (1997-02-01), Yuasa et al.
patent: 5734673 (1998-03-01), Kurahashi et al.
patent: 5785923 (1998-07-01), Surma et al.

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