A supersonic gas ejector in conjunction with a liquid ring vacuum pump is used for creating and maintaining vacuum in a chamber for technological purposes. In this paper the authors submit an overview about the problematics of suction pressure reduction with a supersonic gas ejector used as a pre-stage of a liquid ring vacuum pump. This system has also the function of a cavitation pro... https://pvoantha62i9.timeblog.net/70682828/the-economic-essence-of-the-process-of-monetization-and-its-role-in-ensuring-economic-development-and-stability-of-the-financial-system