DIFF Subgroup Additional Only
B01J 2229/10 After treatment, characterised by the effect to be obtained
Full Title
Aspects of molecular sieve catalysts not covered by B01J29/00 > After treatment, characterised by the effect to be obtained
Of 8 combined children, 0 exist in both systems.
8 codes are CPC-only extensions.
Note: 8 CPC extensions are marked as secondary classification only.