Liquid purification or separation – Processes – Chemical treatment
Patent
1996-05-16
1997-10-14
McCarthy, Neil
Liquid purification or separation
Processes
Chemical treatment
210904, C02F 172
Patent
active
056768460
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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Chattopadhyay Jaganmay
Norcross Roy
Vickell Gregg A.
Degussa Corporation
McCarthy Neil
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