(EnergyAsia, March 10) — The Mangalore Refinery & Petrochemicals Ltd (MRPL) has received the go-ahead to invest Rs8 billion to expand its existing 9.69 million t/y refinery to 15 million t/y. Its parent company, upstream company ONGC, announced the plant will be one of the country’s largest when the expansion is completed in 42 months….