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    • 2. 发明申请
    • METHOD OF FUEL PRODUCTION FROM FISCHER-TROPSCH PROCESS
    • 从FISCHER-TROPSCH工艺生产燃料的方法
    • WO02094426A3
    • 2003-02-27
    • PCT/US0215748
    • 2002-05-17
    • CHEVRON USA INCSASOL TECH PTY LTD
    • MOORE RICHARD O JRSCHNELL MARK
    • C10G2/00C10G47/00C10G65/02C10G65/12C10G67/02C07C27/00C07C7/20C10G35/00C10G73/00
    • C10G2/30C10G47/00
    • A process is disclosed for preparing a finished fuel product from a stabilized product mixture, which is produced from the effluent of a Fischer-Tropsch synthesis process. In the process, a Fischer-Tropsch synthesis process is conducted at a site which is remote from the market site where the products from the process are ultimately marketed. The Fischer-Tropsch effluent product is hydroprocessed, and the hydroprocessed effluent separated to remove a C4- fraction and to yield a stabilized product mixture which can be exported to the market site. At the market site, the stabilized product mixture is fractionated into at least one finished fuel product. A heavy fraction may also be recovered at the market site for separation into at least one lubricating oil base stock and then conversion at hydroisomerization conditions to form a lubricating base oil.
    • 公开了一种从稳定的产品混合物制备成品燃料产品的方法,该产品由费 - 托合成方法的流出物生产。 在此过程中,费 - 托合成过程是在远离市场的地点进行的,其中来自该过程的产品最终被销售。 将费 - 托流出物进行加氢处理,分离出加氢处理的流出物以除去C4馏分并产生稳定的产物混合物,其可以出口到市场。 在市场上,将稳定的产品混合物分馏成至少一种成品燃料产品。 还可以在市场部位回收重馏分以分离成至少一种润滑油基础原料,然后在加氢异构化条件下转化以形成润滑基础油。
    • 8. 发明专利
    • Graded catalyst bed for split-feed hydrocracking/hydrotreating
    • AU784663B2
    • 2006-05-18
    • AU2768502
    • 2002-03-26
    • CHEVRON USA INC
    • SMITH BEN DMOORE RICHARD O JR
    • C10G65/02C10G65/12B01J8/00B01J8/04C10G2/00C10G45/64C10G47/16C10G73/02
    • A method for hydroprocessing hydrocarbon products, preferably Fischer-Tropsch products, and a reactor useful for performing the method, are disclosed. The reactor includes one or more first catalyst beds comprising a catalyst useful for conducting relatively severe hydroprocessing and one or more second catalyst beds comprising a catalyst useful for conducting relatively mild hydroprocessing. The second catalyst beds are located at a position in the reactor where they can receive the products from the first catalyst bed(s), at least one of each of the first and second catalyst bed(s) comprises a catalyst grading scheme sufficient to remove at least a portion of any particulates from their respective feeds, and the reactor is set up to receive hydrocarbon feeds at a position above or within the first catalyst bed(s) and above or within the second catalyst bed(s). A first hydrocarbon feed with a relatively high boiling point is introduced to the first catalyst bed(s) and is subjected to relatively severe hydroprocessing. A feed comprising 1) the products from the hydroprocessing of the first hydrocarbon feed and 2) a second hydrocarbon feed with a relatively low boiling point is introduced to the second catalyst beds and is subjected to relatively mild hydroprocessing. The catalyst grading scheme minimizes pressure drop build-up through the catalyst beds. The hydrocarbon feeds are preferably derived, in whole or in part, from Fischer-Tropsch synthesis, although they can include products from petroleum refining or other suitable sources. In one embodiment, the relatively high boiling fraction is a predominantly C20+ fraction and the relatively low boiling fraction is a predominantly C5-20 fraction.