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    • 1. 发明授权
    • Flexible method for producing oil bases and distillates from feedstock containing heteroatoms
    • 用于从含有杂原子的原料生产油基和馏出物的柔性方法
    • US07250107B2
    • 2007-07-31
    • US10343006
    • 2001-07-23
    • Eric BenazziChristophe GueretPierre MarionAlain Billon
    • Eric BenazziChristophe GueretPierre MarionAlain Billon
    • C10G69/02
    • C10G65/08C10G65/043
    • For producing basic oils and in particular very high quality oils, i.e. oils possessing a high viscosity index (VI), a low aromatics content, good UV stability and a low pour point, from oil cuts having an initial boiling point higher than 340° C., possibly with simultaneous production of middle distillates (in particular gasoils and kerosene) of very high quality, i.e. having a low aromatics content and a low pour point, the invention provides a flexible procedure for producing oils and middle distillates from a charge containing heteroatoms, i.e. containing more than 200 ppm by weight of nitrogen, and more than 500 ppm by weight of sulphur. The procedure comprises at least one hydrorefining stage, at least one stage of catalytic dewaxing on zeolite, and at least one hydrofinishing stage.
    • 用于生产基本油,特别是具有高粘度指数(VI)的油,具有低芳烃含量,良好的UV稳定性和低倾点的非常高质量的油,其初馏点高于340℃ ,可能同时生产非常高质量的中间馏分(特别是汽油和煤油),即具有低芳烃含量和低倾点,本发明提供了一种用于从含有杂原子的电荷产生油和中间馏分的灵活程序 ,即含有超过200ppm的氮气和大于500ppm的硫。 该方法包括至少一个加氢精制阶段,至少一个阶段的沸石上的催化脱蜡和至少一个加氢精制阶段。