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    • 6. 发明授权
    • Process and apparatus for hydrodesulfurization of diesel gas oil
    • 柴油机加氢脱硫工艺及装置
    • US06251263B1
    • 2001-06-26
    • US09377089
    • 1999-08-19
    • Shigeto HatanakaOsamu SadakaneHideshi Iki
    • Shigeto HatanakaOsamu SadakaneHideshi Iki
    • C10G6504
    • B01J35/0006B01J8/04B01J23/88B01J23/888B01J2208/00371C10G2400/04
    • A hydrogenation region in a fixed bed reactor is defined with a first, a second and a third hydrogenation zones sequentially from the entrance of the reactor, and a sulfur-containing diesel gas oil feedstock is passed through the first, second and third hydrogenation zones sequentially under conditions of a temperature of 320 to 420° C., a pressure of 5 to 15 MPa, an LHSV of 0.5 to 3 h−1 and a hydrogen/oil ratio of 1000 to 5000 scfb, wherein (a) a catalyst consisting essentially of cobalt and molybdenum on a porous carrier containing alumina as a main ingredient is loaded in the first hydrogenation zone in an amount of 20 to 60 vol %, (b) a catalyst consisting essentially of nickel and tungsten on a porous carrier containing 85 to 99 wt % of alumina or amorphous silica-alumina and 1 to 15 wt % of zeolite is loaded in the second hydrogenation zone in an amount of 20 to 60 vol % and (c) a catalyst consisting essentially of cobalt and/or nickel and molybdenum on a porous carrier containing alumina as a main ingredient is loaded in the third hydrogenation zone in an amount of 10 to 30 vol %.
    • 固定床反应器中的氢化区域从反应器的入口顺序地由第一,第二和第三加氢区定义,并且含硫柴油原料按顺序通过第一,第二和第三加氢区 在温度为320〜420℃,压力为5〜15MPa,LHSV为0.5〜3h -1,氢/油比为1000〜5000scfb的条件下,(a)基本上由 在含有氧化铝作为主要成分的多孔载体上的钴和钼以20至60体积%的量装载在第一氢化区中,(b)主要由镍和钨组成的催化剂在含有85至99的多孔载体上 氧化铝或无定形二氧化硅 - 氧化铝的重量%和1至15重量%的沸石以20至60体积%的量装载在第二氢化区中,和(c)基本上由钴和/或镍和钼组成的催化剂 多孔载体包含 以氧化铝为主要成分,以10〜30体积%的量负载在第3氢化区中。
    • 9. 发明申请
    • Method of hydrotreating gas oil fraction
    • 加氢处理瓦斯油馏分的方法
    • US20060211900A1
    • 2006-09-21
    • US10548313
    • 2004-03-05
    • Hideshi IkiYukihiro SugiuraYuichi TanakaShinya Takahashi
    • Hideshi IkiYukihiro SugiuraYuichi TanakaShinya Takahashi
    • C07C1/00
    • B01J23/85B01J23/883B01J35/1019B01J35/1038B01J35/1061B01J37/20C10G2400/06
    • The gas oil fraction hydrotreatment process of the invention is characterized by using a gas oil fraction with a sulfur content of 0.8-2% by mass and a total aromatic content of 20-35% by volume as the feed oil and subjecting the feed oil to hydrotreatment in the presence of a hydrogenation catalyst comprising at least one metal from among Group 6A metals and at least one metal from among Group 8 metals as active metals, and under reaction conditions with a reaction temperature of 330-390° C., a hydrogen partial pressure of 12-20 MPa and a liquid hourly space velocity of 0.1-1 h−1, to obtain an ultralow sulfur and low- aromatic gas oil fraction having a sulfur content of not greater than 1 ppm by mass and a total aromatic content of not greater than 1% by volume. This hydrotreatment process allows production of a “zero sulfur” and “zero aromatic” gas oil fraction in an efficient and reliable manner without provision of special operating conditions or equipment investment.
    • 本发明的粗柴油馏分加氢处理方法的特征在于,使用硫含量为0.8〜2质量%,总芳烃含量为20〜35体积%的粗柴油馏分作为原料油, 在包含至少一种金属的6A族金属和至少一种金属作为活性金属的第8族金属中进行加氢处理,在反应温度为330-390℃的反应条件下,加氢处理 12-20MPa的分压和0.1-1小时-1的液时空速,得到硫含量不大于1ppm的超低硫和低芳烃瓦斯油馏分 并且总芳族含量不大于1体积%。 该加氢处理方法允许以有效和可靠的方式生产“零硫”和“零芳烃”瓦斯油馏分,而不需要特殊的操作条件或设备投资。