IPC Subgroup
C01B 33/46 Amorphous silicates, e.g. so-called "amorphous zeolites"
Introduced: January 1995
Last revised: January 2006
Full Title
Silicon; Compounds thereof > Silicates > having base-exchange properties but not having molecular sieve properties > Amorphous silicates, e.g. so-called "amorphous zeolites"
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF