processo para enriquecimento do gás síntese em hidrogênio e uso de um catalisador contendo os óxidos de zinco e alumínio

摘要

The invention relates to a process for enriching a synthesis gas in hydrogen by conversion of carbon monoxide and steam over a catalyst containing oxides of zinc and aluminum together with one or more promoters selected from Na, K, Rb, Cs, Cu, Ti, Zr, rare earth elements and mixtures thereof.