Oil derrick vs pump jack
The oil derrick pump is known colloquially as a sucker rod pump, named for the plunger-like mechanics it uses to pump oil from underground wells up to the surface. It uses a series of gears and cranks to pump a polished rod up and down an oil well in a […]
After more than 50 years of development in Shengli Oilfield, the oil pump jack, as an important equipment of rod pump wells, has mainly experienced three stages of development.
1. In the first stage (before 1980), conventional beam oil pump jack is characterized by simple structure, safety and reliability, and convenient maintenance.
2. In the second […]
Advantages and disadvantages of non-beam pumping unit
Analysis on the advantages and disadvantages of non-beam pumping unit
In order to solve the inherent defects of beam pumping units, such as not easy to realize the operation mode of long stroke and low stroke, high energy consumption and inconvenient adjustment of stroke and stroke times, various pumping […]
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