EU Trademark Classification EU04 Industrial oils, greases and fuels Smokeless compositions for use as fuels Class 04 Smokeless compositions for use as fuels 8816 用作燃料的无烟组合物 Chinese 用作燃料的无烟组合物 English Smokeless compositions for use as fuels Site ref. 8816 Class 04 Included in Harmonised Database (HDB)