DIFF Subgroup
B01J 35/58 Fabrics or filaments
Introduced: January 2024
Full Title
Catalysts, in general, characterised by their form or physical properties > characterised by their shape or configuration > Fabrics or filaments
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 2024.
Child Classifications
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