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DIFF Subgroup
B01J 23/847

Vanadium, niobium or tantalum

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 the iron group metals or copper > combined with metals, oxides or hydroxides provided for in groups > with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium > Vanadium, niobium or tantalum

CPC:

Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > of the iron group metals or copper > combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 > with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium > Vanadium, niobium or tantalum

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

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