Melting furnace for thermal treatment of special wastes containing heavy metals and/or dioxin
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United States of America Patent
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Nov 12, 1996
Grant Date -
N/A
app pub date -
Jul 6, 1994
filing date -
Jul 6, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A melting furnace for thermal treatment of heavy metal-containing and/or dioxin-containing special wastes, including a clog preventing system including a principal furnace vessel, which exhibits a melting tank for holding a melt; at least one feeder for feeding the material to be treated; a discharge chamber, which is at a spatial distance from the feeder, the feeder being connected gas-tight via a siphon to the melting tank; the principal furnace vessel and the discharge chamber having third heating elements in the form of bath electrodes, by means of which an electric current can be run through the melt and the siphon for additional heating of the melt.
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