The two neighboring countries have already signed a deal to exchange older seismic data from the border zone, Reuters said.
Reuters reported that the London-based trading unit of Russia's Gazprom Pao has laid off about 20% of its workforce, including at least six directors, according to the Wall Street Journal.
Under the current plan, Rosneft is due to buy the 19.5% stake itself so the proceeds can fund the budget before the end of the year. Rosneft would then resell the shares to investors in the first quarter of 2017.
Reuters reported that Lukoil values the Pyakyakhinskoye Field's reserves at 86 million tonnes of oil and gas condensate, as well as 253 billion cubic meters of gas, as measured by Russian standards.
Costs for the development have swelled to about $50 billion as the industry copes with lower commodity prices, prompting concern among analysts about project partners’ capex recovery.
The helicopter was carrying employees of a contractor from oil major Rosneft’s Suzun oil field, part of the Vankor deposit, Russia’s northernmost onshore oil production project.
Rustem Khamitov, president of Russia's internal Republic of Bashkortostan, said on Oct. 21 it was unlikely that Russian oil major Rosneft will offer to buy its 25% stake in Bashneft, Reuters reported.
Russian Energy Minister Alexander Novak said on Oct. 21 an oil production freeze agreement was necessary to prop up prices and that he would make proposals to his Saudi Arabian counterpart this weekend.
The sale is a part of a government privatization drive aimed at narrowing the state budget deficit.
The deal foresees construction of two pipelines on the bed of the Black Sea. It was reported earlier that each line from Russia to Turkey would have the capacity to carry 15.75 billion cubic meters (Bcm) of gas a year.