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    • 5. 发明授权
    • Integrated solvent deasphalting, hydrotreating and steam pyrolysis process for direct processing of a crude oil
    • 综合溶剂脱沥青,加氢处理和蒸汽热解过程直接加工原油
    • US09284502B2
    • 2016-03-15
    • US13865062
    • 2013-04-17
    • Saudi Arabian Oil Company
    • Abdennour BouraneRaheel ShafiEssam SayedIbrahim A. AbbaAbdul Rahman Zafer Akhras
    • C10G69/06C10G45/00C10G9/36C10G67/04C10G21/00
    • C10G55/04C10G9/36C10G21/003C10G45/00C10G67/0463C10G67/049C10G69/06C10G2300/201C10G2300/308C10G2300/4081C10G2400/20C10G2400/30
    • A process is provided that is directed to a steam pyrolysis zone integrated with a solvent deasphalting zone and a hydrotreating zone to permit direct processing of crude oil feedstocks to produce petrochemicals including olefins and aromatics. The integrated solvent deasphalting, hydrotreating and steam pyrolysis process for the direct processing of a crude oil to produce olefinic and aromatic petrochemicals comprises: charging the crude oil to a solvent deasphalting zone with an effective amount of solvent for producing a deasphalted and demetalized oil stream and a bottom asphalt phase; charging the deasphalted and demetalized oil stream and hydrogen to a hydroprocessing zone operating under conditions effective to produce a hydroprocessed effluent reduced having a reduced content of contaminants, an increased paraffinicity, reduced Bureau of Mines Correlation Index, and an increased American Petroleum Institute gravity; thermally cracking the hydroprocessed effluent in the presence of steam to produce a mixed product stream; separating the mixed product stream; purifying hydrogen recovered from the mixed product stream and recycling it to the hydroprocessing zone; recovering olefins and aromatics from the separated mixed product stream; and recovering pyrolysis fuel oil from the separated mixed product stream.
    • 提供了一种方法,其涉及与溶剂脱沥青区和加氢处理区整合的蒸汽热解区,以允许原油原料直接加工以生产包括烯烃和芳族化合物的石化产品。 用于直接加工原油以生产烯烃和芳族石油化学品的综合溶剂脱沥青,加氢处理和蒸汽热解过程包括:用有效量的溶剂将原油装入溶剂脱沥青区,用于产生脱沥青和脱金属的油料流, 底部沥青相; 将脱沥青和脱金属的油流和氢气加氢到加氢处理区,在有效地产生具有降低的污染物含量,增加的链烷烃含量,减少的矿山相关指数和增加的美国石油协会重力的加氢处理流出物的条件下操作; 在蒸汽存在下对加氢处理的流出物进行热裂解以产生混合产物流; 分离混合产物流; 净化从混合产物流中回收的氢并将其再循环到加氢处理区; 从分离的混合产物流中回收烯烃和芳族化合物; 并从分离的混合产物流中回收热解燃料油。