EU Trademark Classification EU04 Industrial oils, greases and fuels Penetrating preparations consisting principally of oils Class 04 Penetrating preparations consisting principally of oils 8859 主要由油组成的渗透制剂 Chinese 主要由油组成的渗透制剂 English Penetrating preparations consisting principally of oils Site ref. 8859 Class 04 Included in Harmonised Database (HDB)