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METHOD OF CARRYING OUT PHYSICAL OR PHYSICO-CHEMICAL PROCESSES,FOR EXAMPLE EXOTHERMIC GASEOUS REACTIONS,IN MULTI-LAYER FILLING BED AND APPARATUS FOR CARRYING OUT THIS METHOD
METHOD OF CARRYING OUT PHYSICAL OR PHYSICO-CHEMICAL PROCESSES,FOR EXAMPLE EXOTHERMIC GASEOUS REACTIONS,IN MULTI-LAYER FILLING BED AND APPARATUS FOR CARRYING OUT THIS METHOD