IPC Subgroup
B01J 23/4 of the platinum group metals
Introduced: July 1974
Last revised: January 2006
Full Title
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group > of noble metals > of the platinum group metals
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
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B01J 23/42 Platinum
- B01J 23/44 Palladium
- B01J 23/46 Ruthenium, rhodium, osmium or iridium