Method of treating wastewater sludge

C - Chemistry – Metallurgy – 05 – F

Patent

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C05F 7/00 (2006.01) C02F 1/02 (2006.01) C02F 1/50 (2006.01) C02F 11/12 (2006.01) C02F 11/14 (2006.01) C02F 11/18 (2006.01)

Patent

CA 1264232

Abstract A method of decontaminating wastewater sludge to a level that meets or exceeds USEPA Process to Further Reduce Pathogens standards, wherein lime or kiln dust and/or other alkaline materials are mixed with wastewater sludge in sufficient quantity to raise the pH of the mixture to 12 and above for at least two hours and drying the resulting mixture by an aeration process.

559951

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