IPC Subgroup
C01B 33/2 Silicates
Introduced: September 1968
Last revised: January 2006
Full Title
Silicon; Compounds thereof > Silicates
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
Related Keywords
SILICATES
5 direct subcodes
Child Classifications
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- C01B 33/22 Magnesium silicates
- C01B 33/24 Alkaline earth metal silicates
- C01B 33/26 Aluminium-containing silicates
- C01B 33/32 Alkali metal silicates
- C01B 33/36 having base-exchange properties but not having molecular sieve properties