Process for dye removal
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United States of America Patent
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May 12, 1998
Issued Date -
N/A
app pub date -
Sep 20, 1996
filing date -
Dec 18, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for dye removal from effluent is disclosed which includes treating the effluent with a reducing agent, adjusting the pH to a selected value in the range of 2-7, treating the effluent with a particular charge neutralization mixture, adjusting the pH a second time and subjecting the mixture to a flocculating process with selected chemicals.
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