E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 23/00 (2006.01) E21B 23/04 (2006.01)
Patent
CA 2440625
The present invention provides for an apparatus and method of use for a hydraulic shifting tool to be used in a sealed volume in a subsurface well completion to actuate a downhole device, without a fluid return to surface or the well annulus.
La présente invention concerne un appareil et une méthode d'utilisation d'un outil de déplacement hydraulique à employer dans un volume scellé dans une complétion de puits souterrain afin d'actionner un dispositif au fonds du puits sans retour de fluide à la surface ou dans l'espace annulaire.
Milligan Clay W. Jr.
Read Dennis M.
Schlumberger Canada Limited
Smart & Biggar
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