DEEP WELL PUMPING UNIT Russian patent published in 1998 - IPC

Abstract RU 2113620 C1

FIELD: production of oil in oil industry. SUBSTANCE: pumping unit includes plunger pump with drum and band tractive member whose one end is secured on drum and other end is connected with pump plunger. Mounted between drum and mouth seal on either side of tractive member perpendicularly relative to its longitudinal axis are rollers which are provided with device for their mutual compression and drive containing engine with preset torque regulator. EFFECT: enhanced reliability. 2 dwg

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RU 2 113 620 C1

Authors

Ageev L.M.

Khramov R.A.

Novikov A.G.

Sokol A.N.

Dates

1998-06-20—Published

1996-08-08—Filed