(EnergyAsia, August 2 2010, Monday) — US major Chevron Corporation said its Australian subsidiaries have signed a Heads of Agreement (HOA) with Korea Gas Corporation (KOGAS) for the delivery of liquefied natural gas (LNG) from the Chevron-operated Wheatstone natural gas project in Australia. KOGAS expects to purchase 1.5 million tons per annum (MTPA) of LNG…