DIFF Subgroup
B01J 29/03 not having base-exchange properties
Introduced: January 1995
Full Title
Catalysts comprising molecular sieves > not having base-exchange properties
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1995.
Child Classifications
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