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IPC Subgroup
B01J 23/02

of the alkali- or alkaline earth metals or beryllium

Introduced: July 1974

Last revised: January 2006

Full Title

Catalysts comprising metals or metal oxides or hydroxides, not provided for in group > of the alkali- or alkaline earth metals or beryllium

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

1 direct subcode

Child Classifications

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