Section 05 Mineral products 27 Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxes 27 13 Petroleum coke, petroleum bitumen and other residues of petroleum oils or of oils obtained from bituminous minerals Commodity Code Description 27 13 11 - - Not calcined 27 13 12 - - Calcined 27 13 20 - Petroleum bitumen 27 13 90 - Other residues of petroleum oils or of oils obtained from bituminous mineral