SPE 89522: Zonal Isolation in a U-shaped Well using Coiled Tubing and Well Tractor

Background

An 80m long retrievable “one-run” straddle assembly was successfully installed in order to shut off a gas breakthrough in the 130 degrees deviated reservoir section of a “U shape/Fish hook” sub sea oil producer in the Njord field. Coiled tubing with an internal electric line in combination with a tandem fluid driven tractor was used to convey the straddle assembly.

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