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    • 3. 发明申请
    • Process And Apparatus For Hydrotreatment Of Pyrolysis Oil
    • US20200255745A1
    • 2020-08-13
    • US16649714
    • 2018-10-08
    • CORTUS AB
    • Rolf Ljunggren
    • C10G3/00C10J3/00C10K1/04C10B53/02
    • An apparatus and process are disclosed for producing hydrocarbons from biomass, the apparatus comprising: a pyrolysis reactor (2) in which dry biomass (Bd) is heated in an environment substantially free from oxygen and halogens, wherein a pyrolysis product (PP) and char (C) is produced; a gasification reactor (3) in which the separated char (C) is heated in an environment containing steam (Wst) so as to reduce said char (C) to produce a synthesis gas (Sh), a gas cooler (4) in which the produced synthesis gas (Sh) is cooled to a cooled synthesis gas (Srt); a conditioning and pressure system (5), in which the cooled synthesis gas (Srt) is refined so as to produce a purified synthesis gas (Sp); a separation device (6), in which hydrogen gas (H2) is separated from the purified synthesis gas (Sp). The apparatus also comprises a hydrogenation device (7), into which pyrolysis oil (PO) retrieved from the pyrolysis product (PP), and at least a portion of the separated hydrogen gas (H2) recuperated from the separation device (6) are introduced for a hydrogenation step, in which the pyrolysis oil (PO) is hydrogenated by the presence of the hydrogen gas (H2), wherein hydrocarbons (BO) that are substantially free from oxygen are produced.