×

Fluid treatment system

  • US 10,286,992 B2
  • Filed: 11/03/2011
  • Issued: 05/14/2019
  • Est. Priority Date: 11/09/2010
  • Status: Active Grant
First Claim
Patent Images

1. A fluid treatment system comprising:

  • a housing;

    a first fluid inlet in the housing;

    a second fluid inlet in the housing;

    a fluid outlet in the housing;

    a fluid treatment zone disposed in the housing, the fluid treatment zone comprising a fluid separation section and a fluid radiation section in fluid communication with one another and in fluid communication with the first fluid inlet, the second fluid inlet and the fluid outlet, at least a portion of the fluid separation section being disposed within at least a portion of the fluid radiation section; and

    a programmed system control operating a valve system in each of;

    (i) a first mode in which the valve system causes fluid to pass through the first fluid inlet and then through the fluid separation section and fluid radiation section and then through the fluid outlet,(ii) a second mode in which the valve system causes fluid to pass through the second fluid inlet so as to substantially bypass the fluid separation section and pass through the fluid radiation section and then through the fluid outlet,(iii) a third mode in which the valve system causes fluid to substantially bypass the fluid treatment system, and(iv) a fourth mode in which the valve system causes fluid to backwash through the fluid separation section, wherein the backwash element comprises a backwash valve element configured to be operated between an open position in which at least one separation element is backwashed and a closed position to define a backwash cycle.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×