IPC Subgroup
C01G 41/02 Oxides; Hydroxides
Introduced: January 1980
Last revised: January 2006
Full Title
Compounds of tungsten > Oxides; Hydroxides
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES OR