SLUDGE CONCENTRATION AND DEHYDRATION METHOD
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United States of America Patent
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Issued Date -
Nov 11, 2010
app pub date -
May 30, 2008
filing date -
Jan 2, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A sludge concentration and dehydration method is provided, which comprises the following steps: (1) add an organic agent (polyacrylamide) to the sludge for initial conditioning, then concentrate the sludge; (2) add an inorganic agent (a compound containing Fe and Ca) to the sludge for further conditioning, then transport the sludge to a dehydrator for dehydration; (3) dispose the dehydrated sludge correspondingly when it satisfies the requirements for final disposal.
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