Dk 021: 2015 Code 09110000-3-Solid Fuel: Coal Coal Brand D (G2) 13-100 Or D (D1) 13-100, Or D 13-100 Nomenclature Position Dk 021: 2015 Code 0911100-1-Coal; Fuel Coal Briquette, Nomenclature Position Dk 021: 2015 Code 09111220-8 - Briquetted Coal.