IPC Subgroup
B01J 29/2 containing iron group metals, noble metals or copper
Introduced: July 1974
Last revised: January 2006
Full Title
Catalysts comprising molecular sieves > having base-exchange properties, e.g. crystalline zeolites, pillared clays > Crystalline aluminosilicate zeolites; Isomorphous compounds thereof > of the mordenite type > containing iron group metals, noble metals or copper
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
2 direct subcodes
Child Classifications
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- B01J 29/22 Noble metals
- B01J 29/24 Iron group metals or copper