Méthode pour éliminer le mercure de la fumée d'incinérateur

Methode zum Beseitigen von Quecksilber aus Abgasen von einer Verbrennungsanlage

Method of removing mercury from incinerator exhaust gas


In a method of removng mercury from an incinerator exhaust gas, the exhaust gas is washed with a wash liquid in a gas liquid unit (4) containing a soluton of caustic soda and a solution of hypochlorite and having an adjusted pH in a range from 6 to 9 thereby removing the total mercury in the exhaust chlorine gas from the wash liquid.




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Patent Citations (2)

    Publication numberPublication dateAssigneeTitle
    FR-2018576-A1May 29, 1970Bp Chem Int Ltd
    FR-2200043-A1April 19, 1974Stauffer Chemical CoRemoval of mercury from gas streams - by contact with hypochlorite soln at a fixed pH

NO-Patent Citations (1)

    CHEMICAL ABSTRACTS, vol. 89, 1978, page 290, abstract no. 168132f, Columbus, Ohio, US; L.F. FEDOROVSKAYA et al.: "Removal of mercury and chlorine from waste gases", & KHIM. PROM-ST. (MOSCOW) 1978, (5), 365-6

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    US-7910076-B2March 22, 2011Itea S.P.A.Process for the purification of combustion fumes
    WO-2008080561-A1July 10, 2008Itea S.P.A.Procédé de purification de fumées de combustion