Patent · US Active

Method for treating wastewater

US7722769B2 · kind B2 · utility

51Cited by
380References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 2008
Grant dateMay 25, 2010
Priority date
Expiry dateMay 9, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S210/906
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

This invention is directed to a wastewater treatment system having a fluidizable media carrying anoxic bacteria in a first treatment zone and a filter membrane positioned in a second treatment zone. A wastewater is contacted with the fluidizable media and further contacted with air and a filter membrane.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.