SUBMERSIBLE PLANT FOR PRODUCTION OF VISCOUS OIL Russian patent published in 2016 - IPC F04D13/10 F04D3/02 

FIELD: oil industry.

SUBSTANCE: invention relates to oil production. Submersible plant comprises a submersible motor, connected to it rotating pipe (3) installed in fixed pipe (2). Fixed pipe (2) has inlet holes (7) and internal helical groove (6) and is connected via adapter (1) with pipe going to wellhead. Rotating pipe (3) has vanes (8) for crushing oil, holes for direction of latter inside rotating pipe (3), holes (5) to direct oil between fixed and rotating pipes (2), (3), rows of external slots (4) and inclined holes for inlet of oil into adapter (1).

EFFECT: invention is aimed at creating an efficient plant for extraction of viscous oil due by facilitating crushing thereof and changing rheological properties.

1 cl, 2 dwg