FIELD: oil and gas industry.
SUBSTANCE: jet pump is designed for oil production. Pump comprises a discharge pipe, a produced mixture feed pipe and a suction pipe with apertures and a closed bottom in the form of guide bushings, while it is provided with inter-tube discs tightly fit on the outer slots of the inner discharge pipe in its lower part and inserted into the outer suction pipe, and spacers put on the centering rods and providing gaps between the discs, each of which is formed with an internal conical hole.
EFFECT: higher efficiency.
1 cl, 2 dwg
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RU2138694C1 |
