Precipitating agent for the precipitation of heavy metals
OwnerGunter Strateninventor
Life of this patent
Estimating the term…
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.
Claims18
A precipitating agent for precipitating heavy metals from flue gases and waste waters, said precipitating agent comprising thioacetamide (C.sub.2 H.sub.5 SN) in a 1-20% aqueous solution and a buffer substance in said aqueous solution to prevent hydrolytic spontaneous decomposition, the solution having a pH of between 5.5 and 9.0.
Dependencies are inferred from the claim text.