- straight-hole downhole motor
- Нефтегазовая техника забойный двигатель для бурения прямых скважин
Универсальный англо-русский словарь. Академик.ру. 2011.
straight-hole downhole motor
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Artificial lift — involves the use of artificial means to increase the flow of liquids, such as crude oil or water, to the surface of a production well. Generally this is achieved by a mechanical device inside the well, such as a pump; decreasing the weight of the … Wikipedia
