KEYFACT Energy
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 and is operated by Songa Offshore