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    • 7. 发明申请
    • Process and device for desulphurizing hydrocarbons containing thiophene derivatives
    • 用于脱硫含噻吩衍生物的烃的方法和装置
    • US20060180501A1
    • 2006-08-17
    • US10250431
    • 2001-12-20
    • Pedro Da SilvaEdmond PayenJean-Yves CarriatMarc Bisson
    • Pedro Da SilvaEdmond PayenJean-Yves CarriatMarc Bisson
    • C10G45/00
    • C10G27/12
    • The invention relates to a selective desulphurisation method for thiophene derivatives contained in the hydrocarbons emitted from the distillation of crude oil, refined or not, consisting in oxidising the atoms of thiophene sulphur in sulphone in the presence of an oxidising agent and separating the sulphonated compounds from said hydrocarbons. This inventive method comprises at least one first stage involving the oxidation/absorption by heterogeneous catalysis of the sulphurous compounds in an organic environment, at a temperature of at least 40?C, at atmospheric pressure in the presence of an organic oxidiser from the family of peroxides and peracids, in the presence of a catalyst having a specific surface area greater than 100 m2/g and a porosity varying from 0.2 to 4 ml/g, and a second stage wherein the used catalyst is regenerated.
    • 本发明涉及一种选择性脱硫方法,其用于从蒸馏原油中排出的烃中含有的噻吩衍生物,其被精炼或不精炼,其包括在氧化剂存在下氧化砜中噻吩硫的原子并将磺化化合物从 说碳氢化合物。 本发明的方法包括至少一个第一阶段,其涉及在有机环境中,在至少40℃的温度下,在大气压下,在存在有机氧化剂的情况下,通过非极性催化亚硫化合物的氧化/吸收, 过氧化物和过酸,在比表面积大于100m 2 / g,孔隙率为0.2-4ml / g的催化剂存在下,再次使用所用的催化剂。