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PCE
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DIFF Subgroup
B01J 35/66

Pore distribution

Introduced: January 2024

Full Title

Catalysts, in general, characterised by their form or physical properties > characterised by their surface properties or porosity > Pore distribution

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2024.

Child Classifications

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  • B01J 35/67 monomodal since 2024 IPC+CPC Available in IPC and CPC
  • B01J 35/69 bimodal since 2024 IPC+CPC Available in IPC and CPC
  • B01J 35/695 CPC only CPC only