SEARCH Articles Figures Tables Alumina-supported cobalt catalysts, hydrogen Cobalt molybdate/alumina Cobalt molybdate/alumina acidity Cobalt oxide-molybdena-alumina Cobalt-alumina catalyst Cobalt-molybdenum-alumina Cobalt-molybdenum-alumina catalysts Cobalt-molybdenum-alumina hydrodenitrogenation activity Cobalt-molybdenum-alumina system Cobalt/alumina acidity High surface area cobalt-on-alumina catalyst