The singlescrewoilpump is a new type extracting oil pump, which is simple in structure and high in performance with low working cost.
单螺杆抽油泵是一种新型的采油泵，结构简单，性能可靠，作业成本低。
2
B, singlescrewpump before adding buffer tank in pipeline, the buffering can store a certain amount of crude oil, and a current limiting device for mixture pumps supply a certain amount of crude oil.
单螺杆泵前管路中增设缓冲罐，在缓冲罐里储存一定量的原油，并用一套限流装置给混输泵供给一定量的原油。
3
A, start the multi-port oil Wells in oil field blocks at the same time, let the well of oil and gas complement each other, make into the medium of the singlescrewpump as far as possible even.