(EnergyAsia, August 24 2010, Tuesday) — Japanese trading house Itochu Corporation said its wholly owned subsidiary, Itochu Oil Exploration (Azerbaijan) Inc, has agreed to purchase an additional interest in the Azeri-Chirag-Gunashli (ACG) oil field development in the Azerbaijan sector of the Caspian Sea. The 5.63% stake held by Devon Energy Caspian Corporation in the development…