90746 ⎘
Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with non-metals as element
Sub-classes:Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metals
#2Systems and methods for the conversion of heavy oils to petrochemical products
#3Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metal oxides