Method and apparatus for concentrating slurried solids
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United States of America Patent
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Sep 24, 2002
Grant Date -
N/A
app pub date -
Apr 19, 1999
filing date -
Apr 19, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Method and apparatus for concentrating slurries by removing liquid in a single effect unit maintained under vacuum to effect low temperature flashing of the liquid. The single effect unit is a single flash column with separate recirculation loops, one to preheat incoming slurry for concentration and a separate loop for withdrawal of concentrated slurry Vapor from the flash column can be treated to separate liquid from other components in the vapor.
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