Procedure for the fixed-bed sweetening of petroleum fractions
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United States of America Patent
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Dec 3, 1991
Grant Date -
N/A
app pub date -
Sep 10, 1990
filing date -
Sep 8, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a process for the sweetening of a petroleum fraction in a fixed catalytic bed in the presence of an oxidizing agent, by catalytic oxidation of the mercaptans which it contains, in the presence of a catalyst in the form of a support impregnated with a metal chelate and in the absence of an aqueous base, the water content of the support is maintained within a predetermined range of values by action on the solvent power of the feedstock for the water of the support as a function of temperature.
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