| 摘要 |
A continuous flow sludge pasteurization system including a heat exchanger, a source of heat for introducing into the heat exchanger, an inlet for introducing a liquid slurry of sludge into the heat exchanger for heating the sludge to a predetermined minimum temperature, a circulating circuit for maintaining the slurry in circulation at the predetermined temperature for a minimum period of about thirty minutes, sufficient to kill all pathogens in the slurry prior to dewatering, and a dewatering unit for removing water from the sludge.
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