CPC Subgroup Additional Only
B22F 2302/253 Aluminum oxide (Al2O3)
Full Title
Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating > Oxide > Aluminum oxide (Al2O3)
B22F 2302/253 Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating > Oxide > Aluminum oxide (Al2O3)