CPC Subgroup
B01J 23/10 of rare earths
Full Title
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of rare earths
B01J 23/10 Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of rare earths