System and method for the removal of radioactive particulate from liquid waste

  • US 6,387,274 B1
  • Filed: 03/28/2000
  • Issued: 05/14/2002
  • Est. Priority Date: 03/28/2000
  • Status: Expired due to Term
First Claim
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1. A system for the continuous removal of radioactive particulates from a liquid waste stream comprising the following equipment arranged in the following order,a feed pump for introducing a liquid waste stream containing radioactive particulate into a treatment zone containing filtering media at an upstream position;

  • a chemical addition pump for continuously adding a coagulant to the liquid waste stream;

    a static mixer;

    a sample port located on the liquid waste steam upstream of any filters and connected to a charge detector for measuring the particle charge of the liquid waste stream;

    at least one filter;

    a series arrangement of continuous flow vessels each containing media; and

    a controller unit responsive to the measured particle charge of the liquid waste stream and connected to the chemical addition pump.

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