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    • 9. 发明申请
    • TARGETED DESULFURIZATION APPARATUS INTEGRATING OXIDATIVE DESULFURIZATION AND HYDRODESULFURIZATION TO PRODUCE DIESEL FUEL HAVING AN ULTRA-LOW LEVEL OF ORGANOSULFUR COMPOUNDS
    • 集中脱硫装置整合氧化脱硫和加氢脱硫以生产具有超低浓度有机化合物的柴油燃料
    • US20160208179A1
    • 2016-07-21
    • US15082717
    • 2016-03-28
    • Saudi Arabian Oil Company
    • Abdennour BOURANEOmer Refa KOSEOGLUMohammed Ibrahim KATHEERI
    • C10G67/14
    • C10G67/14C10G27/04C10G27/12C10G45/02C10G45/08C10G67/16C10G69/14C10G2300/1055C10G2300/1059C10G2300/202C10G2400/04
    • Deep desulfurization of hydrocarbon feeds containing undesired organosulfur compounds to produce a hydrocarbon product having low levels of sulfur, i.e., 15 ppmw or less of sulfur, is achieved by flashing the feed at a target cut point temperature to obtain two fractions. A first fraction contains refractory organosulfur compounds, which boil at or above the target cut point temperature. A second fraction boiling below the target cut point temperature is substantially free of refractory sulfur-containing compounds. The second fraction is contacted with a hydrodesulfurization catalyst in a hydrodesulfurization reaction zone operating under mild conditions to reduce the quantity of organosulfur compounds to an ultra-low level. The first fraction is contacted with an oxidizing agent and an active metal catalyst in an oxidation reaction zone to convert the refractory organosulfur compounds to oxidized organosulfur compounds. The oxidized organosulfur compounds are removed, producing a stream containing an ultra-low level of organosulfur compounds. The two streams can be combined to obtain a full range hydrocarbon product having an ultra-low level of organosulfur compounds.
    • 通过在目标切割点温度下使进料闪烁以获得两个级分来实现含有不需要的有机硫化合物的烃进料的深度脱硫以产生具有低含量硫的烃产物,即15ppmw或更少的硫。 第一部分含有难熔有机硫化合物,其沸点在目标切割点温度以上。 沸点低于目标切割点温度的第二部分基本上不含难熔含硫化合物。 在温和条件下加氢脱硫反应区,第二馏分与加氢脱硫催化剂接触,将有机硫化合物的量减少到超低水平。 将第一级分与氧化反应区中的氧化剂和活性金属催化剂接触,以将难熔有机硫化合物转化为氧化的有机硫化合物。 除去氧化的有机硫化合物,产生含有超低含量的有机硫化合物的物流。 可以将两股流合并,得到具有超低含量的有机硫化合物的全系列烃产物。