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    • 9. 发明申请
    • METHODS AND APPARATUSES FOR PRODUCING ETHYLENE AND PROPYLENE FROM NAPHTHA FEEDSTOCK
    • 用于生产乙烯和丙烯的方法和装置
    • US20140171704A1
    • 2014-06-19
    • US13714125
    • 2012-12-13
    • UOP LLC
    • Selman Ziya EriskenXin X. Zhu
    • C07C4/04
    • C07C4/04C10G9/36C10G11/00C10G25/00C10G51/04C10G55/00C10G55/04C10G55/06C10G55/08C10G2400/20
    • Method and apparatuses for producing ethylene and propylene from naphtha feedstock are provided. The naphtha feedstock includes a first component consisting of hydrocarbons that have less than or equal to five carbon atoms and a second component. The second component consists of at least one of an isoparaffin component having at least six carbon atoms, a naphthene component having at least six carbon atoms, or an aromatic component having at least six carbon atoms. The naphtha feedstock is separated to produce a first separation stream including the first component and a second separation stream including the second component. At least a portion of the second component from the second separation stream is converted to normal paraffins. Normal paraffins from conversion of the second component and at least a portion of the first component or derivative thereof from the first separation stream are steam cracked to produce ethylene and propylene.
    • 提供了从石脑油原料生产乙烯和丙烯的方法和设备。 石脑油原料包括由具有小于或等于5个碳原子的烃组成的第一组分和第二组分。 第二组分由至少六个碳原子的异链烷烃组分,至少六个碳原子的环烷烃组分或至少六个碳原子的芳族组分组成。 石脑油原料被分离以产生包括第一组分的第一分离流和包含第二组分的第二分离流。 来自第二分离流的第二组分的至少一部分转化为正构烷烃。 第二成分和第一成分或其衍生物的至少一部分从第一分离流的转化的正构链烷烃是蒸汽裂化产生乙烯和丙烯。