PROCESS FOR THE SELECTIVE HYDRODESULFURIZATION OF A GASOLINE FEEDSTOCK CONTAINING HIGH LEVELS OF OLEFINS
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United States of America Patent
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app pub date -
Mar 4, 2009
filing date -
Mar 6, 2008
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Abandoned
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Abstract
/g. In another aspect the process involves separating the feedstock into a light and a heavy fraction, followed by selectively hydrodesulfurizing the heavy fraction using a particularly defined high activity HDS catalyst and hydrodesulfurizing the light fraction with a particularly defined high selectivity HDS catalyst. The process also includes performing the separation into fractions and the selective hydrodesulfurization of the fractions in a distillation column reactor utilizing different particularly defined HDS catalysts.
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