DIFF Subgroup
B01J 23/34 Manganese
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group > of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium > Manganese, technetium or rhenium > Manganese
CPC:
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium > Manganese, technetium or rhenium > Manganese
No child classifications to compare. This is a leaf node in both IPC and CPC.