IPC Subgroup
C01B 32/168 After-treatment
Introduced: January 2017
Full Title
Carbon; Compounds thereof > Nanosized carbon materials > Carbon nanotubes > After-treatment
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
5 direct subcodes
Child Classifications
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- C01B 32/17 Purification
- C01B 32/172 Sorting
- C01B 32/174 Derivatisation; Solubilisation; Dispersion in solvents
- C01B 32/176 Cutting
- C01B 32/178 Opening; Filling