Nayara, which has already cut down the run rate of its 4,00,000 barrels a day oil refinery at Vadinar in Gujarat, remains heavily reliant on Russian barrels since August Nayara, which has already cut down the run rate of its 4,00,000 barrels a day oil refinery at Vadinar in Gujarat, remains heavily reliant on Russian barrels since August by Soban News (international And National News)