PERFECTED TWIN-SCREW PUMP, PARTICULARLY SUITABLE FOR THE PUMPING OF BIPHASE FLUIDS IN A SUBMARINE ENVIRONMENT

摘要

Twin-screw pump, wherein the four conical screws arevertically arranged and are fed with biphase fluid atthe two ends, independently of each other, by means ofa stream divider and wherein the two screw shafts eachhave a central axial drilling which connects thedelivery chamber to a series of radial channels whichend up on the tip of the single teeth of the screws. Apreferen-tial stream divider is described.