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Publikováno v:
Revue Roumaine de Chimie. 65:825-837
Bentonite clay from Maghnia (Algeria), very rich in montmorillonite (~ 90 %) purified and intercalated with pillars Al2O3, Al2O3-NiO and Al2O3-CoO, was applied as catalyst for the conversion of a mixture of castor oil-ethanol to biodiesel. The pillar