Waste treatment apparatus with integral membrane apparatus

  • US 7,276,155 B1
  • Filed: 05/04/2006
  • Issued: 10/02/2007
  • Est. Priority Date: 05/04/2006
  • Status: Active Grant
First Claim
Patent Images

1. A wastewater treatment apparatus comprising:

  • a rotary aerator positioned in an aeration basin, said aerator comprising a fixed film;

    at least one membrane positioned downstream of said rotary aerator for removing solid particles from treated wastewater treated by said rotary aerator; and

    a denitrification chamber positioned upstream of said rotary aerator.

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