Seadrilland North Atlantic Drilling Ltd have agreed to an “investment and co-operation agreement”with the Russian oil major.

The tie-up will see the three companies “pursuegrowth opportunities” offshore and onshore in the Russian market until 2022.

Aspart of these proposed opportunities, NADL will enter the onshore drillingmarket in Russia and enter into contracts for multiple offshore assets.

Inaddition Rosneft will be acquiring a significant equity stake in NADL.