Catalysts comprising molecular sieves

Introduced: July 1974

Of 9 combined children, 8 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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B01J 29/005 CPC only CPC only
B01J 29/03 not having base-exchange properties since 1995 +1 CPC IPC+CPC Available in IPC and CPC
B01J 29/04 having base-exchange properties, e.g. crystalline zeolites since 1974 +5 CPC IPC+CPC Available in IPC and CPC
B01J 29/82 Phosphates since 1995 IPC+CPC Available in IPC and CPC
B01J 29/86 Borosilicates; Aluminoborosilicates since 1995 IPC+CPC Available in IPC and CPC
B01J 29/87 Gallosilicates; Aluminogallosilicates; Galloborosilicates since 1995 IPC+CPC Available in IPC and CPC
B01J 29/88 Ferrosilicates; Ferroaluminosilicates since 1995 IPC+CPC Available in IPC and CPC
B01J 29/89 Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium since 1995 IPC+CPC Available in IPC and CPC
B01J 29/90 Regeneration or reactivation since 1995 IPC+CPC Available in IPC and CPC