(EnergyAsia, May 3, Thursday) — Norway’s Statoil ASA will make an all-cash offer to acquire all shares of TSX-listed-North American Oil Sands Corporation (NAOSC) at C$20 per share in a deal worth C$2.2 billion, the two companies announced last week.   Established in 2001, NAOSC operates 257,200 acres (1,110 square kilometres) of oil sands leases…