DIFF Subgroup
B01J 39/04 Processes using organic exchangers
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties > Processes using organic exchangers
CPC:
Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties (ion-exchange chromatography processes B01D15/36) > Processes using organic exchangers
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 2017.
Child Classifications
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