Patent ID: 6168048
Filing Date: 2001-01-02
Classification: B67D,Y02E

Abstract:
A system for transferring and delivering a liquid chemical from a bulk source to an end use station, the system comprising: (a) a pressure vessel connected to the bulk source by a delivery conduit, the pressure vessel having an internal surface, the delivery conduit having a pump therein; (b) a balloon positioned within the pressure vessel, the balloon having an interior and an interior surface and an exterior and an exterior surface; (c) a space adapted to receive liquid chemical, the space defined by at least a portion of the balloon exterior surface and at least a portion of the pressure vessel internal surface; and (d) means for delivering a pressurized gas into the balloon, whereby upon entrance of the gas into the balloon, the liquid chemical is forced out of the space and to an end use station through a discharge conduit, the balloon connected to the pressure vessel only at a pressurized gas inlet.