IPC Subgroup
B01J 29/85 Silicoaluminophosphates [SAPO compounds]
Introduced: January 1995
Last revised: January 2006
Full Title
Catalysts comprising molecular sieves > Phosphates > Aluminophosphates containing other elements, e.g. metals, boron > Silicoaluminophosphates [SAPO compounds]
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS