GAS EJECTOR Russian patent published in 2016 - IPC F04F5/16 

FIELD: oil and gas industry.

SUBSTANCE: invention can be used for field preparation and processing of gas and gas condensate at gas condensate or oil and gas condensate deposits. Gas ejector comprises hollow cylindrical case with prechambers and branch pipes of high pressure gas, low pressure gas and gas mixtures, replaceable flow part, placed in housing, comprising nozzle with inlet conical section and a mixing chamber with diffuser. Nozzle comprises turbulence promoter of fluid film made in form of at least two circular recesses and protrusions alternating along length of input section. Nozzle is fixed on a removable sleeve, on which along perimeter there are longitudinal slots, and in end part there is a transverse partition with a fairing. Mixing chamber with diffuser is fixed in housing by radial pins, which are conjugated with slots on mixing chamber.

EFFECT: higher reliability of gas ejector during operation under conditions of gas preparation at gas condensate deposits and reduced labour intensiveness of adjustment and servicing.

6 cl, 4 dwg, 1 tbl