Aleator is offering its partner up to a 25% interest in the project from its 61.2% interest in the 104 square-kilometer license.
ExxonMobil and Rosneft announce the signing of a pilot development agreement for a joint project to assess the possible commercial production of tight oil reserves in Western Siberia.
The document is another step towards implementation of the long-term strategic cooperation agreement the companies signed in August 2011.