B
PERFORMING OPERATIONS; TRANSPORTING
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J37/00
Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
B01J37/10
in the presence of water, e.g. steam