E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/12 (2006.01)
Patent
CA 2438014
Inflow of fluid from an oil and/or gas bearing formation into an oil and/or gas production well is cyclically moved up and down along the length of an inflow region of the well by cyclically changing the opening of one or more control valves.
Le fluide d'arrivée provenant de couches pétrolifères et/ou gazéifères et pénétrant dans un puits de production de pétrole et/ou de gaz est remonté et descendu de manière cyclique sur la longueur d'une région d'arrivée du puits, par modification cyclique de l'ouverture d'une ou de plusieurs vannes de régulation.
Daling Roelof
Droppert Vincent Sebastiaan
Glandt Carlos Alberto
Green-Armytage Duncan Ian
Jansen Johan Dirk
Shell Canada Limited
Smart & Biggar
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