TEHRAN, Sep. 21 (MNA) Iran deputy-director of Siri NGL Refinery has said countrys 1st propane and 2nd butane shipments will be exported to Africa by few days. Mohammad Reza Safari told IRNA that Siri NGL Refinery will export propane and butane shipments to an African country. He further said that the refinery has capacity to produce 140 million ...