B
PERFORMING OPERATIONS; TRANSPORTING
B
PERFORMING OPERATIONS; TRANSPORTING
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23/00
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
23/00
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
B01J23/06
of zinc, cadmium or mercury
B01J23/06
of zinc, cadmium or mercury