2713 Petroleum coke, petroleum bitumen and other residues of petroleum oil or of oil obtained from bituminous minerals, n.e.s.

2713 (01/1988-..) Petroleum coke, petroleum bitumen and other residues of petroleum oil or of oil obtained from bituminous minerals, n.e.s. 27131100 (01/1988-..) Petroleum coke, non-calcined 27131200 (01/1988-..) Petroleum coke, calcined 27132000 (01/1988-..) Petroleum bitumen 27139010 (01/1988-..) Residues of petroleum oil or of oil obtained from bituminous minerals for the manufacture of carbon of heading 2803 27139090 (01/1988-..) Residues of petroleum oil or of oil obtained from bituminous minerals (excl. for the manufacture of carbon of heading 2803, petroleum coke and petroleum bitumen)