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    • 1. 发明申请
    • INTEGRATED HYDROTREATING AND STEAM PYROLYSIS PROCESS INCLUDING HYDROGEN REDISTRIBUTION FOR DIRECT PROCESSING OF A CRUDE OIL
    • 集成加氢处理和蒸汽热解过程,包括直接加工原油的氢再分配
    • WO2013112969A3
    • 2013-11-07
    • PCT/US2013023336
    • 2013-01-27
    • SAUDI ARABIAN OIL COARAMCO SERVICES COSHAFI RAHEELBOURANE ABDENNOURABBA IBRAHIM AAKHRAS ABDUL RAHMAN ZAFER
    • SHAFI RAHEELBOURANE ABDENNOURABBA IBRAHIM AAKHRAS ABDUL RAHMAN ZAFER
    • C10G69/06C10G9/36
    • C10G69/06C10G9/36
    • A process is provided that is directed to a steam pyrolysis zone integrated with a hydroprocessing zone including hydrogen redistribution to permit direct processing of crude oil feedstocks to produce petrochemicals including olefins and aromatics. The integrated hydrotreating and steam pyrolysis process for the direct processing of a crude oil to produce olefinic and aromatic petrochemicals process comprises separating the crude oil into light components and heavy components; charging the heavy components and hydrogen to a hydroprocessing zone operating under conditions effective to produce a hydroprocessed effluent having a reduced content of contaminants, an increased paraffinicity, reduced Bureau of Mines Correlation Index, and an increased American Petroleum Institute gravity; charging the hydroprocessed effluent and steam to a convection section of a steam pyrolysis zone; d. heating the mixture from the convection section of a steam pyrolysis zone and passing it to a vapor- liquid separation section; removing from the steam pyrolysis zone a residual portion from the vapor-liquid separation section; charging light components from the initial separation step, a light portion from the vapor-liquid separation section, and steam to a pyrolysis section of the steam pyrolysis zone; recovering a mixed product stream from the steam pyrolysis zone; separating the mixed product stream; purifying hydrogen recovered from the mixed product stream and recycling it to the hydroprocessing zone; and recovering olefins and aromatics from the separated mixed product stream.
    • 提供了涉及与加氢处理区整合的蒸汽热解区的方法,所述加氢处理区包括氢再分配以允许原油原料的直接加工以生产包括烯烃和芳族化合物的石化产品。 用于直接处理原油以生产烯烃和芳族石化产品方法的整合加氢处理和蒸汽热解方法包括将原油分离成轻质组分和重质组分; 将重组分和氢气装入加氢处理区,该加氢区在有效产生加氢处理的流出物的条件下操作,所述加氢处理的流出物具有降低的污染物含量,增加的链烷烃含量,减少矿业局相关指数,并增加美国石油学会重力; 将加氢处理的流出物和蒸汽装入蒸汽热解区的对流区段; d。 加热来自蒸汽热解区的对流区的混合物并将其传递到蒸汽 - 液体分离区段; 从蒸汽热解区中除去汽 - 液分离区的剩余部分; 将来自所述初始分离步骤的轻组分,来自所述气液分离部的轻组分以及蒸汽充入所述蒸汽热解区的热解部; 从蒸汽热解区回收混合产物流; 分离混合的产物流; 纯化从混合产物流中回收的氢并将其循环至加氢处理区; 并从分离的混合产物流中回收烯烃和芳族化合物。