DIFF Subgroup Additional Only
B01J 2229/30 After treatment, characterised by the means used
Full Title
Aspects of molecular sieve catalysts not covered by B01J29/00 > After treatment, characterised by the means used
Of 7 combined children, 0 exist in both systems.
7 codes are CPC-only extensions.
Note: 7 CPC extensions are marked as secondary classification only.