A study of deactivation by H<sub>2</sub>S and regeneration of a Ni catalyst supported on Al<sub>2</sub>O<sub>3</sub>, during methanation of CO<sub>2</sub>. Effect of the promoters Co, Cr, Fe and Mo
David Méndez-Mateos, V.L. Barrio, J. Requies, J.F. Cambra
Abstract
S was removed from the feed, and the catalysts regenerated with oxygen, only the catalyst containing cobalt recovered up to a 13% methane yield.
Topics & Concepts
MethanationCatalysisCobaltMolybdenumNickelBimetallic stripChemistryMethaneTransition metalSulfurFlue-gas desulfurizationInorganic chemistryOrganic chemistryCatalysts for Methane ReformingCatalysis and Hydrodesulfurization StudiesCatalytic Processes in Materials Science