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    • 2. 发明授权
    • Method of refining crude oil
    • 原油精炼方法
    • US5851381A
    • 1998-12-22
    • US400494
    • 1995-03-08
    • Meishi TanakaShuji Sugiyama
    • Meishi TanakaShuji Sugiyama
    • C10G65/04C10G69/00C10G45/00C10G65/12
    • C10G65/04C10G69/00
    • A method of refining crude oil by distillation and desulfurization for the preparation of petroleum products can reduce cost of apparatus and cost of operation and can be operated with better stability by simplified control of operation. In the method, a naphtha fraction is separated from crude oil by distillation, the residual fraction which remained after the naphtha fraction has been removed from the crude oil is hydrodesulfurized and the hydrodesulfurized fraction is separated into further fractions by distillation. A kerosene fraction and a gas oil fraction of high quality can be obtained and yields of intermediate fractions such as kerosene and gas oil can be increased by introducing a hydrotreating process, a high pressure separation process and a residue fluid catalytic cracking process in a sophisticated way for refining of the residual fraction remained after the naphtha fraction has been removed from the crude oil.
    • 通过蒸馏和脱硫精制原油以制备石油产品的方法可以降低装置的成本和操作成本,并且可以通过简化的操作控制以更好的稳定性操作。 在该方法中,通过蒸馏将石脑油馏分与原油分离,将从石油馏分中除去的石油馏分后残留的馏分加氢脱硫,并将加氢脱硫馏分通过蒸馏分离成其他馏分。 可以获得高质量的煤油馏分和粗柴油馏分,并且可以通过以复杂的方式引入加氢处理方法,高压分离方法和残余流体催化裂化方法来增加中间馏分如煤油和瓦斯油的产率 用于精炼在从石油馏分中除去石脑油馏分后留下的残余馏分。