The first memorandum was signed with Ireland Dragon Oil on the exploration and development of deposits in the Black Sea. The second memorandum with the Azerbaijani oil producer Socar, the develop technologies for exploration and production activities in Ukraine both on land and at sea. The third memorandum was signed with US firms Helmerich & Payne and 3 Seas Energy, a partnership to explore and develop its business in the Black Sea Basin, reported Naftogaz.