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Methods and compositions for filtration media

  • US 20070163964A1
  • Filed: 11/07/2006
  • Published: 07/19/2007
  • Est. Priority Date: 11/07/2005
  • Status: Abandoned Application
First Claim
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1. A method for treating water, comprising, contacting water with a perlite filter treated with a composition comprising at least an organosilane quaternary amine compound and a biocidal compound.

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