More than 40 sponsors and exhibitors supp. More than 40 sponsors and exhibitors support Petrosil's 7th AMEA Convention & Exhibition on 23 November. MUSCAT, OMAN, November 10, 2026 /EINPresswire / -- Petrosil is pleased to announce that more than 40 sponsors and exhibitors have confirmed their participation in the AMEA Bitumen, Base Oil & Logistics Convention & Exhibition 2026, taking place on 23 November 2026 at the Radisson Collection Muscat, Hormuz Grand.