Remediation method of media and iron powder for...

B - Operations – Transporting – 09 – C

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B09C 1/08 (2006.01) B01D 53/70 (2006.01) B09C 1/00 (2006.01) C02F 1/00 (2006.01) C02F 1/68 (2006.01) C02F 1/70 (2006.01) C07C 5/00 (2006.01) C09K 3/32 (2006.01)

Patent

CA 2362002

The invention provides a remediation method of soil, water and/or gases by prompt dehalogenation of halogenated hydrocarbons by allowing the halogenated hydrocarbons contained at least in one of the soil, water and/or gases to contact an iron powder containing about 0.03 to about 2% by mass of sulfur preferably on the surface, and an iron powder for use in the remediation method.

L'invention concerne une méthode de restauration de sol, d'eau et/ou de gaz par déshalogénation rapide d'hydrocarbures halogénés en laissant les hydrocarbures halogénés contenus dans au moins un milieu parmi le sol, l'eau et/ou les gaz en contact avec une poudre de fer contenant environ 0,03 à environ 2 % en masse de soufre, de préférence, sur la surface, et une poudre de fer destinée à être utilisée dans la méthode de restauration.

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