ROPE SUCKER ROD Russian patent published in 2025 - IPC E21B17/00 D07B1/16 

FIELD: obtaining oil from wells.

SUBSTANCE: invention relates to oil industry and can be used in production of borehole fluid from directional wells and wells with side shafts by sucker-rod pump units. Rope sucker rod is made of a continuous rope, at the ends of which there are lower and upper seals for holding the rope wires in the lock, the seals are equipped with a thread for connection with rigid sucker rods. Rope is equipped with retainer, which is made in the form of a nozzle from an elastic corrosion-resistant steel spiral, having an opposite direction of the lay relative to the direction of the outer layer of the rope wires, and is installed coaxially to the cable at the connection point of the cable to the lower termination.

EFFECT: maintaining reliability of operation at simplification of design and reduction of cost of rope sucker rods used in operation of oil directional wells and wells with side shafts using sucker-rod pumping unit.

1 cl, 3 dwg