Liquid pump with degasser and integrated vapor recovery option

摘要

The invention relates to a pumping device for relatively volatile liquid, comprising a closed pump housing having an intake connected to a supply reservoir and at least one discharge connected to a delivery means. The device further comprises a liquid pump with a liquid inlet drawing into the interior of the pump housing and a pressure outlet connected to the discharge, a gas pump with a gas inlet drawing into the pump housing at a high level and a gas outlet debouching outside the pump housing and wherein the liquid pump is a hydrodynamic pump such as a centrifugal pump. $$