E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/068 (2006.01) E21B 43/26 (2006.01)
Patent
CA 2632646
A frac mandrel used to efficiently accomplish well completion, re-completion or workover. The frac mandrel is inserted in a tubing head spool of a well to be completed, re-completed or re-worked. A well control stack is mounted to a top of the tubing head spool and seals off against a top of the frac mandrel. Once well completion, re--completion or workover is completed, the frac mandrel can be retrieved from the tubing head spool without killing or plugging the well.
Stinger Wellhead Protection Inc.
Wood Max R.
LandOfFree
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