Moscow, July 15 - Neftegaz.RU. New Stream group said Dmitry Mazurov was arrested by the Investigative Committee on July 13 at Sheremetyevo airport when he arrived back in Russia.
Last month, SOCAR Energoresurs, a joint venture between Russia's largest lender, Sberbank, and a group of investors acquired an 80 % stake in the Antipinsky refinery.
According to Reuters, court data indicated there were 346.5 billion rubles ($5.5 billion) of claims against the refinery.
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