Patent ID: 6160194
Filing Date: 2000-12-12
Classification: A62D,B09C,C02F,Y02W,Y10S

Abstract:
A method for decontaminating soil containing a soil contaminating organic compound having at least one oxidizable aliphatic or aromatic functional group comprising contacting the soil with an active, soluble ferric chelate selected from the group consisting of ferric nitrilotriacetate, ferric hydroxyethyleniminodiacetate, and combinations thereof, and a peroxide compound in amounts effective to achieve oxidation of the soil contaminating organic compound in the presence of water at the pH of the soil, and wherein least about 3% of said ferric chelate does not sorb to the soil, and wherein said soil is in the form of an aqueous soil slurry comprising mud containing sufficient water to moisten and saturate said soil.