The charcoal granules may be impregnated with the catalyst in sit or they may be purchased from UOP as pre-impregnated with the catalyst .
The Merox reactor is a vertical vessel containing a bed of charcoal granules that have been impregnated with the UOP catalyst .
The charcoal granules may be impregnated with the catalyst in sit or charcoal granules may be purchased from UOP as pre-impregnated with the catalyst .
The Merox reactor is a vertical vessel containing a bed of charcoal granules that have been impregnated with the UOP catalyst .