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    • 1. 发明授权
    • PROCESS FOR RECOVERY OF CARBON DIOXIDE FROM A FLUID STREAM, IN PARTICULAR FROM SYNGAS
    • 从流体中回收二氧化碳的方法,特别是从合成气中回收二氧化碳
    • EP2435540B1
    • 2018-04-04
    • EP10723987.3
    • 2010-05-25
    • BASF SEJGC Corporation
    • KATZ, TorstenSIEDER, GeorgTANAKA, Koji
    • C10K1/08
    • C10K1/08Y02C10/06Y02E20/16Y02E20/18Y02E20/185
    • A process for removing carbon dioxide from a fluid comprises the steps of: (a) treating the fluid by bringing it into countercurrent contact with a liquid absorbent in a first absorption zone and thereafter in a second absorption zone to absorb at least part of the carbon dioxide contained in the fluid into the absorbent; (b) depressurizing the loaded absorbent to release a first stream of carbon dioxide and yield a partially regenerated absorbent; (c) recycling a first stream of the partially regenerated absorbent into the first absorption zone; (d) heating a second stream of the partially regenerated absorbent to release a second stream of carbon dioxide and yield a regenerated absorbent; (e) recycling the regenerated absorbent into the second absorption zone; (f) condensing water vapor entrained in the second stream of carbon dioxide by cooling the second stream of carbon dioxide and transferring at least part of the heat recovered to the partially regenerated absorbent by indirect heat exchange. The invention provides a two-stage carbon dioxide recovery process wherein the overall energy required for carbon dioxide recovery is reduced and/or wherein at least part of the carbon dioxide is recovered at a pressure higher than atmospheric pressure so as to reduce the energy required for compression of the carbon dioxide, e.g., for sequestration. Also disclosed is a plant for removing carbon dioxide from a fluid.
    • 3. 发明公开
    • PROCESS FOR RECOVERY OF CARBON DIOXIDE FROM A FLUID STREAM, IN PARTICULAR FROM SYNGAS
    • 用于从合成气OBTAINING二氧化碳流体流动,尤其是
    • EP2435540A1
    • 2012-04-04
    • EP10723987.3
    • 2010-05-25
    • BASF SEJGC Corporation
    • KATZ, TorstenSIEDER, GeorgTANAKA, Koji
    • C10K1/08
    • C10K1/08Y02C10/06Y02E20/16Y02E20/18Y02E20/185
    • A process for removing carbon dioxide from a fluid comprises the steps of: (a) treating the fluid by bringing it into countercurrent contact with a liquid absorbent in a first absorption zone and thereafter in a second absorption zone to absorb at least part of the carbon dioxide contained in the fluid into the absorbent; (b) depressurizing the loaded absorbent to release a first stream of carbon dioxide and yield a partially regenerated absorbent; (c) recycling a first stream of the partially regenerated absorbent into the first absorption zone; (d) heating a second stream of the partially regenerated absorbent to release a second stream of carbon dioxide and yield a regenerated absorbent; (e) recycling the regenerated absorbent into the second absorption zone; (f) condensing water vapor entrained in the second stream of carbon dioxide by cooling the second stream of carbon dioxide and transferring at least part of the heat recovered to the partially regenerated absorbent by indirect heat exchange. The invention provides a two-stage carbon dioxide recovery process wherein the overall energy required for carbon dioxide recovery is reduced and/or wherein at least part of the carbon dioxide is recovered at a pressure higher than atmospheric pressure so as to reduce the energy required for compression of the carbon dioxide, e.g., for sequestration. Also disclosed is a plant for removing carbon dioxide from a fluid.
    • 7. 发明公开
    • METHOD OF DESULFURIZING GAS OIL FRACTION, DESULFURIZED GAS OIL, AND DESULFURIZER FOR GAS OIL FRACTION
    • 脱硫轻油GROUP法脱硫瓦斯油和汽油组获得脱硫
    • EP1352946A1
    • 2003-10-15
    • EP01983811.9
    • 2001-11-16
    • JGC Corporation
    • NAGAMATSU, Shigeki, c/o JGC CORPORATIONABE, Jun, c/o JGC CORPORATION Res & Dev. CenterSUGIMOTO, Akira, c/o JGC CORPORATIONINOMATA, M., c/o JGC CORPORATION Res & Dev CenterWATANABE, Tetsuya, c/o JGC CORPORATION
    • C10G65/16
    • C10G65/16B01J23/882C10G2300/1059C10G2300/202C10G2300/207C10G2400/06
    • The process for desulfurizing a gas oil fraction according to the invention comprises a low-boiling gas oil fraction hydrodesulfurization step (I) wherein a low-boiling gas oil fraction is desulsurized under the condition of a H 2 /Oil ratio of 70 to 200 Nm 3 /kl to obtain a treated oil, a high-boiling gas oil fraction hydrodesulfurization step (II) wherein a high-boiling gas oil fraction is desulsurized under the condition of a H 2 /Oil ratio of 200 to 800 Nm 3 /kl to obtain a treated oil, and a step (III) wherein the treated oil obtained in the step (I) is mixed with the treated oil obtained in the step (II), and in this process, at least a part of a gas containing unreacted hydrogen in the step (II) is used for the hydrodesulfurization of the step (I). According to the invention, there can be provided a process and an apparatus for desulfurizing a gas oil fraction, which are capable of using hydrogen and energy efficiently and capable of producing a highly desulfurized gas oil in a small catalytic amount. According to the invention, further, a desulfurized gas oil which is economically produced and has a sufficiently decreased sulfur content can be provided. According to the invention, furthermore, there can be provided an apparatus for desulfurizing a gas oil fraction, which is capable of using a hydrogen gas and energy efficiently, capable of being simplified in its constitution, capable of reducing cost of equipment, control of apparatus, labor of maintenance, apparatus area, etc. and capable of highly desulfurizing a gas oil fraction economically.
    • 用于脱硫瓦斯油馏分雅丁到发明的方法包括worin低沸点瓦斯油馏分70的H 2 /油比的条件下desulsurized至200nm <低沸点轻油馏分加氢脱硫步骤(I) 3> / KL,以获得处理过的油,高沸点轻油馏分加氢脱硫步骤(II)worin高沸点瓦斯油馏分的200至800nm的H 2 /油比的条件下desulsurized <3> / KL以获得处理过的油,以及步骤(III)worin在工序(I)得到的处理油与在工序(II)中得到的处理过的油混合,并在此过程中,至少一个的气体的一部分 在步骤包含未反应的氢(II)被用于步骤(I)的加氢脱硫。 。根据本发明,可以用于脱硫轻油馏分,其能够使用氢和能量高效的,并且可在小的催化量制备高脱硫瓦斯油的提供的方法和设备来。 。根据本发明,进一步地,脱硫气油所有这在经济上制造并且具有充分降低的硫含量可以提供。 。根据本发明,进一步,也可以被提供给装置的脱硫轻油馏分,所有这些是能够使用氢气和能量高效的,能够在其结构被简化,能够降低设备的成本,装置的控制的 ,维护,设备区域等的实验室和能够高度脱硫轻油馏分经济。