Which downhole pump is suitable for low submerged oil well?
The degree of submergence should be determined according to the output of the oil well and the working fluid level. Before the oil enters the deep well pump, the resistance of the filter, gas anchor, sand anchor and valve must be overcome, which requires the […]
What kind of downhole pump is suitable to non-viscous heavy oil wells?
Petroleum is a complex mixture, mainly containing various hydrocarbons, gums, asphaltenes…different component content resulting in different colors and properties of crude oil. There is an oil with the darkest color, very viscous and difficult to flow, but it accounts for 70% of the world’s […]
How to solve the problem of partial wear of the rod string in deep wells?
The exploration and development of deep-seated oil and gas resources is the main way to realize the strategic succession of oil and gas resources in oil fields. Vigorously developing deep and ultra-deep well drilling technology is the need for oil […]
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