Energy firms cautious on Libyan prospects By: MarketWatch August 22, 2011 at 13:36 PM EDT Resumption of oil production from the country with the largest proven oil reserves in Africa isn’t expected any time soon, analysts and energy companies agree. Read More >> Related Stocks: ConocoPhillips Eni ADR [Cdi] Hess Corp Marathon Oil Occidental Petroleum Schlumberger Ltd Totalenergies Se ADR