CPC E21B 34/142 (2020.05) [E21B 23/02 (2013.01); E21B 23/06 (2013.01); E21B 34/10 (2013.01); E21B 43/103 (2013.01); E21B 21/085 (2020.05)] | 11 Claims |
1. A power sub for use in a wellbore, comprising:
a tubular housing having a bore formed therethrough;
a tubular mandrel disposed in the housing, movable relative thereto, and having a profile for receiving a driver of a shifting tool;
a first piston operably coupled to the mandrel and operable to pump hydraulic fluid to an outlet of the housing; and
a release operable to receive a release of the shifting tool after operation of the power sub, thereby depressurizing the shifting tool.
|