Coke (petroleum), calcined
Distillates (petroleum), steam-cracked, polymers with light steam-cracked petroleum naphtha
Distillates (petroleum), vacuum
Fuel oil, residual
Paraffin waxes (petroleum), clay-treated
Paraffin waxes and hydrocarbon waxes, microcrystallized
Petroleum resins
Raffinates (petroleum), asphaltene-low vacuum residues
Residues (petroleum), vacuum
Residues (petroleum), vacuum, asphaltene-low
Sulfonic acids, petroleum
Sulfonic acids, petroleum, barium salts
Sulfonic acids, petroleum, sodium salts