The Rumaila field is based in southern Iraq and is considered to be the fourth largest oilfield in the world.
The Jazan Refinery, based in southwest Saudi Arabia, will have an anticipated capacity of up to 400,000 barrels per day and produce 80,000 bpd of gasoline.
The Khazzan field is a natural gas field located in the desert 350km south of Muscat.
On the island of Sitra is a refinery, known simply as Bahrain refinery, which produces around 2670,000 barrels per day of crude.