The Minister of Petroleum and Mineral Resources Eng. Ali bin Ibrahim Al-Naimi patronized here today the closing ceremony of a Saudi media course of 40 members organized by the ministry and Saudi ARAMCO Company in cooperation with Association of Journalists on oil industry within preparations for the twelve-member OPEC third summit due to be held in Riyadh on November 17-18. The ceremony was attended by Prince Abdulaziz bin Salman bin Abdulaziz, Assistant Minister of Petroleum and Mineral Resources for Petroleum Affairs. The minister handed over certificates to the participants. The summit will focus on provision of oil supplies, support for world prosperity and environment protection.