Process for the detoxification of effluents containing free or complexed cyanides
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United States of America Patent
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Oct 14, 1997
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N/A
app pub date -
May 16, 1996
filing date -
May 16, 1996
priority date (Note) -
Expired
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Abstract
A process for treating effluent containing cyanide by contacting the effluent with a mixture formed from a source of hydrogen peroxide and a source of magnesium ion to oxidize the cyanide. The ratio of hydrogen peroxide to cyanide is up to 10:1 and the amount of magnesium ion is present in the concentration of 0.1 to 1000 ppm per liter of aqueous waste effluent.
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