CNOOC, Total agree on investment in Ugandan oil assets grahamearnshaw 15 years ago Sinopec agrees price for Occidental's Argentina unitDateDecember 12, 2010In relation toEnergy & EnvironmentBP sells Pan American Energy stake to CNOOC ventureDateNovember 28, 2010In relation toInvestmentCNOOC, Sinopec to partner on Angolan oil dealDateJuly 19, 2009In relation toEnergy & Environment