The Ministry of Mineral Resources and Petroleum has announced that an international public tender will be launched this year for the construction of an oil refinery at Soyo in the northern Zaire province to be developed with private capital.An official notice dated 26 August said the ministry would announce tender details on its website shortly, including the bidding timetable and project specifications. Angola imports most of its fuel products, with the Luanda refinery meeting just 20% of demand.