GAS-AND-LIQUID SEPARATOR Russian patent published in 2002 - IPC

FIELD: oil producing industry; separation of oil, gas and water during assembly and preparation of well equipment. SUBSTANCE: separator is provided with gas equalizing pipe line connecting the separator housing with gas discharge pipe line. Separator housing is provided with taper partition which divides separator into two chambers. Inlet chamber is provided with drain pipes and drop entrainment chamber with swirler mounted concentrically, taper lower part and drain pipes whose lower ends are located below ends of drain pipes of inlet chamber and are mounted in hydraulic seal sleeve in power portion of housing which is provided with fins on its outer surface; its height is no less than high level of liquid in separator. EFFECT: avoidance of inrush of gas through layer of liquid and entrapping it into gas discharge pipe line. 2 cl, 1 dwg