(EnergyAsia, February 23 2010, Tuesday) — China National Petroleum Corporation (CNPC) is hopeful of securing an agreement with the Sudanese government this year to expand the African nation’s 100,000-b/d oil refinery in Khartoum city to 150,000 b/d. The state-owned company expects to complete the expansion project by 2013. It is still discussing cost details and…