(EnergyAsia, December 3, Monday) — With an eye on Asia’s oil products market, Brazil’s state oil company Petrobras has acquired majority control of ExxonMobil’s Nansei Sekiyu refinery on Japan’s Okinawa island.Petrobras bought the 87.5% stake held by Exxon unit TonenGeneral Sekiyu and plans to invest 100 billion yen to upgrade the 100,000 b/d unit for…