CNNMoney | If Iran gets green light to export its oil, expect this CNNMoney U.S. oil companies have been largely blocked from the country since Iran's 1979 revolution, and as sanctions tightened over the last several years, other exploration companies have been unable to operate there. Russia's Gazprom and China's CNPC have ... Iran eyes $100bn of investment in oil industry BP's chief economist sees US shale weathering oil surplus Is Iran A Worthy Gamble For The Oil Majors? |