The project has been plagued by multiple delays and cost overruns. A 2008 budget estimate of $38 billion jumped to $53 billion by the end of last year as the partners replaced undersea links after sour gas cracked the pipes.

Brent crude, the global oil benchmark, rose 0.2% to $51.91 a barrel on London’s ICE Futures exchange. On the New York Mercantile Exchange, West Texas Intermediate futures were trading up 0.1% at $50.21 a barrel.

Coordinated output curbs by Russia and the Organization of Petroleum Exporting Countries, who together pump about half the world’s oil, could boost fuel prices for consumers and revive the fortunes of a battered energy industry. While Putin’s comments are the firmest indication yet that such an agreement is possible, Russia is still pumping at record levels and has stopped short of a commitment to pull back. OPEC members also have many hurdles to overcome before implementing their first cuts in eight years.

The world’s biggest energy user imported 33.06 million metric tons of crude in September, according to data released by the General Administration of Customs on Thursday. That’s about 8.08 million barrels a day. China’s net fuel exports were at 2.37 million tons last month, near the record 2.49 million in July.

In 2015, Russian gas exports to Austria rose 11.5 per cent versus 2014. From January 1 through October 10, 2016, Russian gas supplies to Austria totaled 4.18 billion cubic meters, which was 23.8 per cent higher than in the same period of 2015.

The deal was strongly appreciated by the investment community for the expansion of the Combined Company to the new crude oil and petroleum product production and supply areas, Rosneft adding 10% of liquid hydrocarbon production and 20% of refining throughput as well as for significant synergies arising from optimization of mutual oil supplies, transport and logistics costs, drilling cost reduction and joint use of production assets’ infrastructure, modern technologies and know-how.

December Brent crude oil futures LCOc1 were down 42 cents at $52.72 a barrel by 1100 GMT, below Monday's one-year high at $53.73, but off an intraday low at $52.51, while U.S. futures CLc1 were down 43 cents at $50.92 a barrel.

«Мы поддерживаем инициативу ОПЕК по фиксации лимитов на добычу и рассчитываем, что на заседании ОПЕК в ноябре эта инициатива воплотится в конкретные договоренности. Россия готова присоединиться к совместным мерам по ограничению добычи, и призывает к этому других экспортеров нефти», – подчеркнул Владимир Путин.

"Why should we do it?" Sechin, known for his anti-OPEC position, told Reuters in Istanbul on Monday evening, when asked if Rosneft, which accounts for 40 percent of Russia's total crude oil output, might cap its own output.

The warming relations between NATO member Turkey and Russia comes as both countries are dealing with troubled economies and strained ties with the West.