OIL-GAS GATHERING STATION Russian patent published in 2015 - IPC F17D1/00 

FIELD: oil and gas industry.

SUBSTANCE: invention relates to the sphere of oil production. The station comprises group metering unit 1, filter 2, water-jet unit 3, tubular separator 4, separating tank 5, drainage tank 6, oil and gas separator 7, oil filling point 8, deemulsifier feeding unit 9, fluid metering unit 10, output pressure pipeline 11, gates 12-28, return valves 29-32, safety valves 33, 34. The water-jet unit 3 includes borehole pump unit 50, two water-jet pumps 51 and 52, gates 53-58 and return valves 59-61. The borehole pump unit 50 is made as a sump equipped with a pipe blinded at the lower end and wellhead equipment at the upper end. In the pipe there is a tubing pipe connected to the wellhead equipment. At that tubular annulus is the input to the borehole pump unit. In the sump there is also an electric-centrifugal pump fixed at the tubing pipe, which upper end is connected to the wellhead equipment. Each water-jet pump 51, 52 represents an ejector including a nozzle, a mixing chamber and diffuser.

EFFECT: higher reliability and longer life of the station.

2 dwg