Billionaire Mukesh Ambani's Reliance Industries Ltd is estimated to have earned 724 million euros (about Rs 6,850 crore) from exporting fuel made from Russian crude oil to the US in one year, an European think tank said in a report."From January 2024 to the end of January 2025, the US imported EUR 2.8 billion of refined oil from six refineries in India and Turkey that process Russian crude.