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    • 1. 发明授权
    • Production of low sulfur fuels using improved hydrocracker post-treatment catalyst
    • 使用改进的加氢裂化器后处理催化剂生产低硫燃料
    • US07713407B2
    • 2010-05-11
    • US11446251
    • 2006-06-02
    • William J. Tracy, IIIChuansheng BaiRobert A. BradwayWilliam E. LewisRandolph J. Smiley
    • William J. Tracy, IIIChuansheng BaiRobert A. BradwayWilliam E. LewisRandolph J. Smiley
    • C10G65/00C10G69/00
    • C10G65/12B01J23/883B01J23/8885B01J31/10C10G45/08
    • A hydrocracking process for converting a petroleum feedstock to higher gravity, lower sulfur products, especially ultra low sulfur road diesel fuel. The process may be operated as a single-stage or two-stage hydrocracking. In each case, a hydrocracking step is followed directly by a post-treat hydrodesulfurization zone using a bulk multimetallic catalyst comprised of at least one Group VIII non-noble metal and at least two Group VIB metals with a ratio of Group VIB metal to Group VIII non-noble metal is from about 10:1 to about 1:10. In the two-stage option with interstage ammonia removal, the initial hydrocracking step may be followed by hydrodesulfurization using the bulk multimetallic catalyst prior to the ammonia removal which is followed by the second hydrocracking step. A final hydrodesulfurization over the bulk multimetallic catalyst may follow. The hydrodesulfurization over the bulk multimetallic catalyst is carried out at a pressure of at least 25 barg and preferably at least 40 barg.
    • 用于将石油原料转化为更高重力,较低硫产物,特别是超低硫道路柴油的加氢裂化方法。 该方法可以作为单级或两级加氢裂化来操作。 在每种情况下,加氢裂化步骤直接通过后处理加氢脱硫区,使用由至少一种VIII族非贵金属和至少两种VIB族金属与VIII族的VIB族金属组成的本体多金属催化剂 非贵金属为约10:1至约1:10。 在阶段氨除去的两阶段选择中,初始加氢裂化步骤之后可以在除氨之前使用大量多金属催化剂进行加氢脱硫,其后是第二加氢裂化步骤。 可以遵循大量多金属催化剂的最终加氢脱硫。 本体多金属催化剂上的加氢脱硫在至少25barg,优选至少40barg的压力下进行。
    • 2. 发明申请
    • Hydrocracker post-treat catalyst for production of low sulfur fuels
    • 用于生产低硫燃料的加氢裂化器后处理催化剂
    • US20070278135A1
    • 2007-12-06
    • US11446251
    • 2006-06-02
    • William J. TracyChuansheng BaiRobert A. BradwayWilliam E. LewisRandolph J. Smiley
    • William J. TracyChuansheng BaiRobert A. BradwayWilliam E. LewisRandolph J. Smiley
    • C10G65/00C10G69/00
    • C10G65/12B01J23/883B01J23/8885B01J31/10C10G45/08
    • A hydrocracking process for converting a petroleum feedstock to higher gravity, lower sulfur products, especially ultra low sulfur road diesel fuel. The process may be operated as a single-stage or two-stage hydrocracking. In each case, a hydrocracking step is followed directly by a post-treat hydrodesulfurization zone using a bulk multimetallic catalyst comprised of at least one Group VIII non-noble metal and at least two Group VIB metals with a ratio of Group VIB metal to Group VIII non-noble metal is from about 10:1 to about 1:10. In the two-stage option with interstage ammonia removal, the initial hydrocracking step may be followed by hydrodesulfurization using the bulk multimetallic catalyst prior to the ammonia removal which is followed by the second hydrocracking step. A final hydrodesulfurization over the bulk multimetallic catalyst may follow. The hydrodesulfurization over the bulk multimetallic catalyst is carried out at a pressure of at least 25 barg and preferably at least 40 barg.
    • 用于将石油原料转化为更高重力,较低硫产物,特别是超低硫道路柴油的加氢裂化方法。 该方法可以作为单级或两级加氢裂化操作。 在每种情况下,加氢裂化步骤直接通过后处理加氢脱硫区,使用由至少一种VIII族非贵金属和至少两种VIB族金属与VIII族的VIB族金属组成的本体多金属催化剂 非贵金属为约10:1至约1:10。 在阶段氨除去的两阶段选择中,初始加氢裂化步骤之后可以在除氨之前使用大量多金属催化剂进行加氢脱硫,其后是第二加氢裂化步骤。 可以遵循大量多金属催化剂的最终加氢脱硫。 本体多金属催化剂上的加氢脱硫在至少25barg,优选至少40barg的压力下进行。