DIFF Subgroup
B01J 23/63 with rare earths or actinides
Introduced: January 1995
Full Title
Full titles differ between systems:
IPC:
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group > of noble metals > combined with metals, oxides or hydroxides provided for in groups > Platinum group metals > with rare earths or actinides
CPC:
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of noble metals > combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 > Platinum group metals > with rare earths or actinides
No child classifications to compare. This is a leaf node in both IPC and CPC.