Title: Method of treating wastewater sludge
Application Number: 88101683 Application Date: 1988.02.27
Publication Number: 1022624 Publication Date: 1988.12.07
Approval Pub. Date: 1994.01.05 Granted Pub. Date: 1994.01.05
International Classifi-cation: C05F7/00
Applicant(s) Name: N-Viro Energy Systems Co., Ltd. Address:
Inventor(s) Name: Jeffrey C. Burnham;John Patrick Nicholson;John Pat
Attorney & Agent: LI RUOJUAN
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 a predetermined time and drying the resulting mixture.
Time: 10