(EnergyAsia, May 22, Tuesday) — The Vietnamese government has told PetroVietnam to speed up discussions with Japanese refiner Idemitsu for the construction of the country’s second oil refinery.   The proposed 170,000 b/d refinery to be located in the northern province of Thanh Hoa, 150 km south of Hanoi, is to produce 2.1 million tons…