8.5″ Section Drilling Programme HPHT

8.5" Section Drilling Programme HPHT 1 Objective

Drill 8 1/2" hole to 15316 ft, run a lookahead VSP, drill 8 1/2" hole to ± 15581 ft (85 ft above the "x" marker, run logs and set the 7" liner .

2 General

1. The actual depth of the liner shoe will depend on the results from the lookahead VSP, and other information available at the time, to ensure a shoe integrity which is adequate for drilling the next hole section with a sufficient safety margin when using a maximum anticipated mud weight of 985 pptf. The . . .

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