EU Trademark Classification EU01 Chemicals Foundry sands incorporating inorganic glass binders Class 01 Foundry sands incorporating inorganic glass binders 3164 含有无机玻璃粘合剂的铸造砂 Chinese 含有无机玻璃粘合剂的铸造砂 English Foundry sands incorporating inorganic glass binders Site ref. 3164 Class 01 Included in Harmonised Database (HDB)