The Russian camp was locked in negotiations with the Saudis, Qataris and Venezuelans — a core group that had first backed the freeze in February.

Some 18 OPEC and non-OPEC countries, including Russia, had been meant to meet on Sunday morning in the Qatari capital of Doha and rubber-stamp a deal - in the making since February - to freeze output at January levels until October 2016.

The world's top crude oil exporter asked banks for a loan worth between $6 billion and $8 billion that would run for five years, sources told Reuters last month, as the kingdom seeks to plug a record budget deficit caused by low oil prices.

The two countries also signed agreements to develop a 2250 Megawatt electricity plant with a cost of $2.2 billion, set up agriculture complexes in Sinai and develop a canal to transfer water, a statement from the Presidency said.

Saudi Arabia is the largest supplier of crude oil to India, where oil demand grew by 5.7% last year and is expected by the International Energy Agency to increase 6.3% this year.

State-run Saudi Arabian Oil Co. increased its official selling price for May Light, Medium and Heavy sales to U.S. buyers by 40 cents a barrel, the company said in an e-mailed statement Tuesday. Extra Light crude will sell at a premium of $2.60 a barrel to the regional benchmark, 75 cents higher than the differential in April. For the U.S., the benchmark is the Argus Sour Crude Index.

The sale of Aramco, or Saudi Arabian Oil Co., is planned for 2018 or even a year earlier, according to the prince. The fund will then play a major role in the economy, investing at home and abroad. It would be big enough to buy Apple Inc., Google parent Alphabet Inc., Microsoft Corp. and Berkshire Hathaway Inc. -- the world’s four largest publicly traded companies.

Production at Khafji was halted in October 2014 because of environmental concerns. The 300,000-b/d field lies in the Saudi-Kuwaiti neutral zone. Kuwait Gulf Oil Co. and Saudi Aramco Gulf Operations Co. jointly operate it. Neither company commented on restart reports.

The world’s biggest oil exporter lost ground to rivals in nine out of 15 top markets between 2013 and 2015, including China, South Africa and the US, according to an analysis of customs data.

The world’s biggest oil exporter, known as Saudi Aramco, won’t cancel any oil, gas or refining projects, Amin Nasser told reporters during a conference in Al-Ahsa in eastern Saudi Arabia. Aramco is also studying a possible expansion of the country’s largest oil refinery, Ras Tanura, which has a capacity of 550,000 barrels a day, he said Wednesday.