Paragraph 13 I1

comprise anthracite (as to approximately 50% of the total weight), petroleum coke (as to approximately 20 to 40% of the total weight), bituminous coal (as to approximately 10 to 30% of the total weight) and starch based binder (as to the remaining weight);

were manufactured from those constituents by a process involving roll-pressing and heat treatment;

are unmarked pillow-shaped briquettes;

have an average weight of 50 grams; and

have a sulphur content not exceeding 1.5% of the total weight.