Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yvette Pescher0
Agnes Pilas-Begue0
Luc Louvel0
Robert Talbot0
Date of Patent
December 29, 2009
0Patent Application Number
116306040
Date Filed
June 21, 2005
0Patent Primary Examiner
Patent abstract
The invention provides the use of an effective amount of a non-oxidizing water-soluble biocide in the improvement of sludge quality by reducing the sludge tendency towards bulking, wherein the biocide comprises an alkyl-substituted phosphonium compound, an alkyl-substituted phosphine, an alkyl-substituted phosphine condensate, or a polymeric quaternary ammonium compound.
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