Equinor will be using Songa Equinox to drill and complete production well 31/2-O-21 AYH on the Troll field in the North Sea.
The consent covers use of the Controlled Mud Level method – formerly referred to as dual gradient drilling (DGD).
Songa Equinox is a semi-submersible drilling facility of the CAT D type. The facility received Acknowledgement of Compliance (AoC) on 20 November 2015.
Øyvind Midttun, press contact
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