Ankara-Brazilian major Petrobras has sold ExxonMobil half of its 50% interest in three blocks in the Turkish sector of the Black Sea, as the US major looks to increase its presence in the underexplored region. Petrobras has been developing the Sinop, Ayancik and Carsamba sub-blocks of the AR/TPO/3922 exploration license in a 50:50 partnership with Turkey's state-owned upstream operator TPAO, which continues to hold 50%, a spokesman for Petrobras in the Turkish capital Ankara told Platts.
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