Treatment of sewage sludge

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 am...

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Bibliographic Details
Main Authors PETER WINTER, PAUL DOUGLAS GILBERT, MANOCHER ASAADI, STEPHANIE EDMUNDS, ROBERT ERIC TALBOT
Format Patent
LanguageEnglish
Published 06.03.2008
Subjects
CHEMISTRY
METALLURGY
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Summary: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.
Bibliography:Application Number: AU20040249502