Patent ID: 6918397
Filing Date: 2005-07-19
Classification: B01D

Abstract:
1. A flush system for removing particles from a container for a liquid, said flush system comprising: a circulation conduit having an intake end for connection to the container and receiving the liquid and a discharge end spaced from said intake end; a loop screen provided in said circulation conduit for removing the particles from the liquid upon a forward flow of the liquid through said loop screen; a flush loop having an intake end and a discharge end connected to said circulation conduit on respective sides of said loop screen for selectively receiving the liquid and facilitating reverse flow of the liquid through said loop screen; a particle discharge unit connected to said circulation conduit for selectively receiving the liquid and removing the particles from the liquid upon said reverse flow of the liquid through said loop screen; and a purge system comprising a nitrogen supply provided in said particle discharge unit for discharging nitrogen and dislodging the particles from said particle discharge unit.