Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B01J 37/22

Halogenating

Introduced: July 1974

Full Title

Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts > Halogenating

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

Navigate with arrow keys, Enter to open

  • B01J 37/24 Chlorinating since 1974 IPC+CPC Available in IPC and CPC
  • B01J 37/26 Fluorinating since 1974 IPC+CPC Available in IPC and CPC