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公开(公告)号:US07638056B2
公开(公告)日:2009-12-29
申请号:US10559969
申请日:2004-06-21
CPC分类号: C02F1/50 , C02F3/34 , C02F11/00 , C02F2303/04
摘要: The present invention provides a method of reducing the pathogen content of sewage sludge comprising (a) adding to the sludge an effective amount of a phosphorous-containing compound and (b) keeping the phosphorous-containing compound in contact with the sludge for a sufficient time to reduce the amount of pathogens present in the sludge by an amount equivalent to a logarithmic reduction of 2 or more.
摘要翻译: 本发明提供一种减少污水污泥的病原体含量的方法,其特征在于,包括(a)向所述污泥中添加有效量的含磷化合物和(b)使所述含磷化合物与所述污泥接触足够的时间 将污泥中存在的病原体的量减少到对数减少2以上的量。