Liquid purification or separation – Processes – Treatment by living organism
Reexamination Certificate
2005-08-16
2005-08-16
Prince, Fred G. (Department: 1724)
Liquid purification or separation
Processes
Treatment by living organism
C210S613000, C435S262500
Reexamination Certificate
active
06929744
ABSTRACT:
A method of treating sewage sludge comprises incubating raw sludge at a temperature in the mesophilic range to reduce the pathogen content of the sludge.
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Prince Fred G.
United Utilites PLC
Woodard Emhardt Moriarty McNett & Henry LLP
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