About Mariysky Oil Refinery

About company

The refinery is one of the largest enterprises of the Republic of Mari El. Today, Mariysky refinery’s actual capacity is more than 1.6 million tons of oil per year with the potential to produce more than 10 types of petroleum products, including: natural stable gas, light naphtha, fuel oil, heavy oil residues, raw materials for petroleum bitumen production, which are now processed into ten grades of road bitumen.