PROCESSO DE PRODUÇÃO DE FILTROS DE VANÁDIO POR IMPREGNAÇÃO E FILTRO DE VANÁDIO PRODUZIDO POR TAL PROCESSO
The invention relates to a method for preparing a chemical composition obtained by co-impregnating water-soluble salts Ba/Mg and phosphoric acid H 3 PO 4 on boehmite alumina which has been calcined in the presence of water vapour. Said chemical composition is used as an additive in the catalytic cra...
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