IPC Subgroup
C01B 25/01 Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
Introduced: July 1974
Last revised: January 2006
Full Title
Phosphorus; Compounds thereof > Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF