The paper mainly introduces the application that the high voltage inverter in the oilfieldpump and joint electricity effect is clear, and possesses application and dissemination value.
本文叙述了高压变频器在油田注水泵上的应用，节电效果明显，具有推广应用价值。
2
A new double action oil well pump, which has been progressed field experiment, is discussed on its structure, principle and characteristics here.
对一种新型双作用抽油泵的结构、工作原理、技术特点进行了研制并进行了现场试验。
3
A data study of the efficiency of pipeline system used for reciprocating pump water flooding in oilfield was done through experiment.