Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B01J 23/68

with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium

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 noble metals > combined with metals, oxides or hydroxides provided for in groups > Silver or gold > with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium

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 > Silver or gold > with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open