Patent ID: 6447579
Filing Date: 2002-09-10
Classification: B01D

Abstract:
Apparatus for degassing a liquid in a closed system that includes:a vertically disposed closable container for holding a quantity of liquid, said container having a top and a bottom, a circulating loop for liquid containing a circulation pump, an inlet line for bringing liquid from said supply into the circulating loop, said inlet line containing an inlet control valve, an outlet line for returning liquid from said circulating loop back to the supply, said outlet line containing an outlet control valve, a supply line for connecting the circulating loop with the top of said container, said supply line containing a supply control valve which, when open, allows the container to be filled with liquid, a first jet pump for connecting the bottom of said container and said circulating loop, a second jet pump for connecting the supply line to an intermediate diaphragm pressure tank, and control means for closing the control vales and actuating the jet pump so that liquid is drawn from the container and delivered into the pressure tank during a degassing cycle whereby an under pressure is produced in the tank sufficient to release gases from the liquid into the top of said tank.