Method of depolluting soil polluted by hydrocarbons

Details Method of depolluting soil polluted by hydrocarbons Method of depolluting soil polluted by hydrocarbons

2005-03-29

2005-03-29

El-Arini, Zeinab (Department: 1746)

Cleaning and liquid contact with solids

Processes

Including regeneration, purification, recovery or separation...

C134S025100, C134S002000, C405S128350

Reexamination Certificate

active

06872261

ABSTRACT:
The present invention relates to a depollution treatment method for soil constituted by materials based mainly on sand and/or earth that have been contaminated with hydrocarbons, wherein said hydrocarbon-contaminated material is mixed at ambient temperature with a hydrogen peroxide solution until gas is given off and said hydrocarbons are separated by flotation.

REFERENCES:
patent: 5423340 (1995-06-01), Campbell et al.
patent: 6096227 (2000-08-01), Conaway
patent: 6319328 (2001-11-01), Greenberg et al.
patent: 1310 108 (1973-03-01), None
patent: 2010 798 (1978-12-01), None
patent: 09000611 (1997-01-01), None
patent: 09299924 (1997-11-01), None
patent: WO 9630134 (1996-10-01), None
patent: WO 9837991 (1998-09-01), None

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