Russia's top oil producer Rosneft said on Wednesday that it had reached a preliminary agreement with India's Essar Group about acquiring up to 49 percent of the Vadinar oil refinery in India.
Rosneft also signed a deal to supply 10 million tonnes (200,000 barrels per day) of oil per year to the refinery over 10 years.
(Reporting by Denis Pinchuk and Katya Golubkova, writing by Vladimir Soldatkin; Editing by Alexander Winning)