CNNMoney | Russia barges in on Iran's oil bromance with India CNNMoney Iran has some tough new competition in the race to capitalize on India's booming demand for oil. State-owned Russian energy giant Rosneft is the lead investor in a $12.9 billion buyout of India's Essar Oil that was announced over the weekend. Russian ... Russian Mega India Deal Takes Oil Battle to Mideast Backyard Essar not exiting oil & gas business: Prashant Ruia Rosneft to acquire Essar Oil to develop Indian market |