Side pocket mandrel

Details Side pocket mandrel Side pocket mandrel

E - Fixed Constructions

21

B

166/42

E21B 23/06 (2006.01)

Patent

CA 1221306

ABSTRACT OF THE DISCLOSURE There is disclosed a side pocket mandrel having upper and lower sections which are adapted to be connected to a well tubing string and which have lower and upper ends, respectively, which are coaxial with one another but with respect to the axes of their upper and lower ends, and an intermediate section adapted to be threadedly connected at its opposite ends to the lower and upper ends, respectively, of the upper and lower sections. The intermediate section is a one-piece body having a first bore formed therein which is substantially axially aligned with the lower and upper ends of the upper and lower sections, respectively, and a second bore formed therein which is parallel to the first bore and open on at least one end to provide a pocket into which a flow-controlling tool may be inserted or from which a flow-controlling tool may be removed.

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