Gas operated pump for hydrocarbon wells

Details Gas operated pump for hydrocarbon wells Gas operated pump for hydrocarbon wells

E - Fixed Constructions

21

B

E21B 43/24 (2006.01)

Patent

CA 2563136

Apparatus and methods for improving production from a wellbore are provided. In one embodiment, a downhole pump for use in a wellbore includes a chamber for accumulating formation fluids and a valve assembly for filling and venting gas to and from the chamber. In another embodiment, a gas operated pump for moving wellbore fluids in a wellbore includes a chamber for accumulating wellbore fluids, wherein the chamber in fluid communication with a production tubular and a surface mounted valve assembly in fluid communication with the chamber, wherein the valve assembly adapted to regulate gas flow to or from the chamber. In another embodiment, the valve assembly comprises a removable control valve disposed in a housing.

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