Process for the treatment of solid residue from refuse incineration plants, and apparatus for performing the process
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United States of America Patent
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Jun 16, 1998
Grant Date -
N/A
app pub date -
Nov 27, 1995
filing date -
Nov 25, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for the treatment of solid residue from a refuse incineration plant, involving: melting the solid residue in a first heating chamber under oxidizing conditions to provide a melt; reducing any heavy metal compounds present in the melt to elemental metal in a second heating chamber; and transferring the resulting melt to a third heating chamber; wherein any elemental metal is sedimented in each heating chamber and the sedimented elemental metal is continuously returned from two of the heating chambers to the remaining heating chamber, wherein the elemental metal is collected in at least one of the first or second heating chambers and discharged therefrom, and an apparatus for performing the process.
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