Hydraulic sweep clarifier

  • US 4,816,157 A
  • Filed: 05/14/1987
  • Issued: 03/28/1989
  • Est. Priority Date: 05/14/1987
  • Status: Expired due to Term
First Claim
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1. An apparatus for clarifying a solids containing liquid flowing through the apparatus, said apparatus comprising:

  • (1) first means for containing said liquid, said first means comprising a pair of end walls, a pair of side walls, and a bottom, the end walls having inlet and outlet openings therein;

    (2) second means comprising a plurality of first baffle members spaced along the length of said first means for interrupting horizontal flow through said first means, the first baffle members being disposed at a uniform distance above the bottom wall of the first means, and extending from side wall to side wall therein;

    the space between the second means and the bottom of the first means defining a turbulent horizontal flow path from inlet to outlet;

    (3) third means for interrupting vertical turbulence disposed above first second baffle members and comprising a plurality of turbulence interrupting members, which members are so shaped to divert the turbulence at least partially transversely from the vertical;

    (4) fourth means for interrupting horizontal flow, disposed above said third means, and defining a quiescent zone thereabove, comprising a plurality of second baffle members spaced along the length of the first means and extending from side to side thereof; and

    (5) fifth means for removing clarified liquid from said quiescent zone disposed substantially adjacent the surface of liquid in the first means.

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