IPC Subgroup
C01B 21/06 Binary compounds of nitrogen with metals, with silicon, or with boron
Introduced: September 1968
Last revised: January 2006
Full Title
Nitrogen; Compounds thereof > Binary compounds of nitrogen with metals, with silicon, or with boron
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
Related Keywords
NITRIDES
4 direct subcodes
Child Classifications
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- C01B 21/064 with boron
- C01B 21/068 with silicon
- C01B 21/072 with aluminium
- C01B 21/076 with titanium or zirconium