Precipitating agent for the precipitation of heavy metals

Details Precipitating agent for the precipitation of heavy metals Precipitating agent for the precipitation of heavy metals

1994-01-28

1995-05-30

Chiesa, Richard L.

Liquid purification or separation

With means to add treating material

55228, 55DIG25, 75722, 95234, 210688, 210725, 210735, 210914, 2523151, 423210, 4232155, 502516, B01D 2101, B01D 4706

Patent

active

054198348

ABSTRACT:
A precipitating agent containing thioacetamide is described for the precipitating of heavy metals from flue gases and waste waters, it containing thioacetamide (C.sub.2 H.sub.5 SN) in a 1-20% aqueous solution, which, in addition, contains a buffer substance in order to prevent hydrolyric spontaneous decomposition, the solution having a pH of between 5.5 and 9.0.

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German Patent Cited By Applicant In Specification.

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