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Pd-Y- and Pd-Zr-Y-zeolite catalysts were prepared by the ion-exchange of parent NH 3 -Y-zeolite, thermally pre-treated Y-zeolite and hydrothermally pre-treated Y-zeolite. The activity of the catalysts was studied in conversion of gas mixtures simulating the flue gases from the combustion of biofuels and natural gas driven vehicles (NGVs) at temperature ranges of 120-800 o C. The effect...
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