Process for the treatment of contaminated land

B - Operations – Transporting – 09 – C

Patent

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Details

B09C 1/10 (2006.01) B09C 1/02 (2006.01) C02F 3/34 (2006.01) C02F 11/00 (2006.01) C22B 3/00 (2006.01) C22B 3/18 (2006.01) A62D 3/00 (2006.01)

Patent

CA 2183584

A process for the treatment of metal species contaminated land or soil which includes the steps of treating the land or soil to convert the metal species into metal sulphate and thereafter treating the land or soil to convert the metal sulphate contained therein by a biochemical process to convert the same to insoluble metal sulphide.

Ce procédé de traitement de terre ou sol contaminé par une espèce métallique comprend les étapes consistant à traiter cette terre ou ce sol afin de transformer l'espèce métallique en sulfate métallique, puis à traiter à nouveau la terre ou le sol contenant le sulfate afin de transformer celui-ci en sulfure métallique insoluble à l'aide d'un procédé biochimique.

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