Thermal reclamation method
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United States of America Patent
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-
Dec 21, 1993
Grant Date -
N/A
app pub date -
Mar 10, 1992
filing date -
May 11, 1990
priority date (Note) -
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Abstract
A base material is thermally reclaimed from a mixture of the base material and a combustible substance, wherein the substance is incinerated in a fluidized bed, comprises the step of feeding the mixture after comminuting and dust from comminuting step directly into a lower part of the fluidized bed. The method is particularly suitable for the thermal reclamation of foundry sand or other base materials used in foundry processes.
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