EU Trademark Classification EU04 Industrial oils, greases and fuels Lubricating oils for the cutting of metal pieces Class 04 Lubricating oils for the cutting of metal pieces 8721 切削金属件用润滑油 Chinese 切削金属件用润滑油 English Lubricating oils for the cutting of metal pieces Site ref. 8721 Class 04 Included in Harmonised Database (HDB)