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01. Artificial Lift R&D Council (ALRDC)

 

http://www.alrdc.com/production/

 

 

02. OnePetro: A unique library of technical documents and journal articles serving the oil and gas exploration and production industry.

 

https://www.onepetro.org/

 

 

03. Plunger lift design and models.

 

http://petrowiki.org/Plunger_lift_design_and_models

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04 :

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