CPC Subgroup
B01J 23/38 of noble metals
Full Title
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of noble metals
3 direct subcodes
Child Classifications
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- B01J 23/40 of the platinum group metals
- B01J 23/48 Silver or gold
- B01J 23/54 combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36