Industrial Classification By SSIC (2020) Section C : MANUFACTURE OF COKE AND REFINED PETROLEUM PRODUCTS 19 : MANUFACTURE OF COKE AND REFINED PETROLEUM PRODUCTS 19 : MANUFACTURE OF COKE AND REFINED PETROLEUM PRODUCTS 191 : MANUFACTURE OF COKE OVEN PRODUCTS 1910 : Manufacture of Coke Oven Products 19100 : Manufacture of coke oven products 192 : MANUFACTURE OF REFINED PETROLEUM PRODUCTS 1920 : Manufacture of Refined Petroleum Products 19201 : Petroleum refineries 19202 : Manufacture of petroleum lubricating oil 19209 : Manufacture of refined petroleum products n.e.c.