PROCESS AND APPARATUS FOR IMPROVING LIGHT OLEFIN YIELD FROM A FLUID CATALYTIC CRACKING PROCESS
    2.
    发明申请
    PROCESS AND APPARATUS FOR IMPROVING LIGHT OLEFIN YIELD FROM A FLUID CATALYTIC CRACKING PROCESS 审中-公开
    从流体催化裂化过程中改进轻油脂的工艺和装置

    公开(公告)号:US20160176782A1

    公开(公告)日:2016-06-23

    申请号:US14578167

    申请日:2014-12-19

    Applicant: UOP LLC

    Abstract: The present invention discloses a process optimizing the yield of ethylene and propylene from a fluid catalytic cracking unit. The method combines a first catalytic reactor, a fractionation zone, a separation unit and a second catalytic reactor. The separation unit produces a first separate stream comprising C4 olefins and a second separate stream comprising C5 olefins. The separate streams may be combined and are passed to a second catalytic reactor for additional conversion to ethylene and propylene.

    Abstract translation: 本发明公开了一种从流化催化裂化装置优化乙烯和丙烯的产率的方法。 该方法结合了第一催化反应器,分馏区,分离单元和第二催化反应器。 分离单元产生包含C4烯烃的第一分离流和包含C5烯烃的第二分离流。 单独的物流可以组合并且被传递到第二催化反应器以进一步转化成乙烯和丙烯。

    PROCESS AND APPARATUS FOR IMPROVING PROPYLENE YIELD FROM A FLUID CATALYTIC CRACKING PROCESS
    5.
    发明申请
    PROCESS AND APPARATUS FOR IMPROVING PROPYLENE YIELD FROM A FLUID CATALYTIC CRACKING PROCESS 有权
    从流体催化裂化过程中改善丙烯含量的方法和装置

    公开(公告)号:US20150166433A1

    公开(公告)日:2015-06-18

    申请号:US14109895

    申请日:2013-12-17

    Applicant: UOP LLC

    CPC classification number: C10G11/18 C10G2300/1077 C10G2400/20

    Abstract: The present invention discloses a process optimizing the yield of propylene from a fluid catalytic cracking unit. The method combines a first catalytic reactor, a fractionation zone, a separation unit and a second catalytic reactor. The separation unit produces a first separation unit stream and a second separation unit stream, the first separation unit stream comprising Cx paraffins, and the second separation unit stream comprising Cx olefins, wherein the second separation unit stream is passed to a second catalytic reactor and the first separation unit stream is removed from the process.

    Abstract translation: 本发明公开了一种优化来自流化催化裂化装置的丙烯产率的方法。 该方法结合了第一催化反应器,分馏区,分离单元和第二催化反应器。 分离单元产生第一分离单元流和第二分离单元流,第一分离单元流包含Cx链烷烃,以及包含C x烯烃的第二分离单元流,其中第二分离单元流通入第二催化反应器,并且 从该过程中移除第一分离单元流。

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