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    • 43. 发明申请
    • REACTOR
    • 反应堆
    • US20110250102A1
    • 2011-10-13
    • US13074912
    • 2011-03-29
    • Kenji Sakai
    • Kenji Sakai
    • B01J8/06
    • B01J8/0214B01J8/003B01J8/0292B01J2208/00132B01J2208/00752B01J2208/00761B01J2208/0084
    • There is provided a radial flow reactor having a multi-pass structure in which loading and unloading of granular packing are easy and which does not impair the reaction performance. The reactor includes, in an upright tubular reactor vessel: a packing region for housing a continuous packed bed of granular packing; and an outer and an inner passages disposed outside and inside the packing region, respectively, allowing a fluid to flow in the axial direction. The reactor is configured so that the fluid can pass between the packing region and the outer passage and between the packing region and the inner passage. The reactor further includes at least one of an outer partition structure and an inner partition structure. The outer partition structure includes: an outer partition plate partitioning the packing region in the axial direction with a gap allowing the granular packing to pass therethrough between the inner border of the packing region and the outer partition plate; and a blocking section for preventing the fluid from flowing through the outer passage in the axial direction. The inner partition structure includes: an inner partition plate partitioning the packing region in the axial direction with a gap allowing the granular packing to pass therethrough between the outer border of the packing region and the inner partition plate; and a blocking section for preventing the fluid from flowing through the inner passage in the axial direction.
    • 提供了一种具有多通道结构的径向流动反应器,其中颗粒填料的装载和卸载容易并且不损害反应性能。 反应器包括在直立的管式反应器容器中:用于容纳颗粒状填料的连续填充床的填充区域; 以及分别设置在填充区域的外部和内部的外部和内部通道,允许流体沿轴向流动。 反应器构造成使得流体可以在填充区域和外部通道之间以及填充区域和内部通道之间通过。 反应器还包括外分隔结构和内分隔结构中的至少一个。 外分隔结构包括:外隔板,其在轴向方向上分隔填料区域,间隙允许颗粒填料在填料区域的内边界与外隔板之间通过; 以及用于防止流体在轴向上流过外部通道的阻挡部。 内分隔结构包括:内隔板,其在轴向方向上分隔填料区域,间隙允许颗粒填料在填料区域的外边界与内隔板之间通过; 以及用于防止流体在轴向上流过内部通道的阻挡部。
    • 49. 发明申请
    • Fuel processing reactor with internal heat exchange for low pressure gas stream
    • 具有低压气流内部热交换的燃料处理反应器
    • US20040197246A1
    • 2004-10-07
    • US10407312
    • 2003-04-04
    • Texaco Inc.
    • James F. StevensCurtis L. KrausePaul Francis MartinVijay Anant Deshpande
    • B01J008/02
    • C01B3/16B01J8/025B01J8/0271B01J8/0285B01J8/0292B01J8/0453B01J8/0496B01J2208/00141C01B3/38C01B3/386C01B2203/0233C01B2203/0261C01B2203/0288C01B2203/0883C01B2203/1011H01M8/0618H01M8/0668Y02P70/56Y10T29/49391
    • A compact fuel processing reactor. The reactor includes a housing having an inlet for receiving a process gas and an outlet for a directing a product gas out of the housing. A catalyst bed that includes discrete particles of a refractory material is located within the housing for contacting the process gas. A coiled tubing heat exchanger is at least partially disposed within the catalyst bed for cooling the catalyst bed. The coiled tubing can comprise a smooth continuous outer surface in intimate contact with the discrete particles. The circulating cooling medium comprises water in liquid, gas or a mixture of liquid and gas phases. The discrete particles in the catalyst bed are in intimate contact with at least a portion of the coiled tubing to promote heat transfer from the catalyst bed to the coiled tubing. The heat exchanger has less than about 25, preferably less than about 20, more preferably less than about 15, and still more preferably less than about 10 square meters of heat exchanging surface area per cubic meter of catalyst bed. The catalyst bed can be a water gas shift, desulfurization or reforming bed. The reactor can include one or more additional catalyst beds arranged in series such that the housing enclosed a shift catalyst bed as well as a desulphurization bed and/or a reforming bed. Methods of cooling a catalyst bed within a compact reactor and methods of manufacturing a compact reactor are also provided.
    • 紧凑的燃料处理反应堆。 反应器包括具有用于接收处理气体的入口和用于将产物气体引导出壳体的出口的壳体。 包括耐火材料的离散颗粒的催化剂床位于壳体内用于接触工艺气体。 连续油管热交换器至少部分地布置在催化剂床内以冷却催化剂床。 连续油管可以包括与离散颗粒紧密接触的光滑的连续外表面。 循环冷却介质包括液体中的水,气体或液相和气相的混合物。 催化剂床中的离散颗粒与至少一部分连续油管紧密接触以促进从催化剂床到连续油管的热传递。 热交换器的每立方米催化剂床的热交换表面积小于约25,优选小于约20,更优选小于约15,还更优选小于约10平方米。 催化剂床可以是水煤气变换,脱硫或重整床。 反应器可以包括串联布置的一个或多个另外的催化剂床,使得壳体包围换档催化剂床以及脱硫床和/或重整床。 还提供了在紧凑型反应器内冷却催化剂床的方法和制造紧凑型反应器的方法。
    • 50. 发明授权
    • Dehydrogenation process
    • 脱氢工艺
    • US06781024B2
    • 2004-08-24
    • US10074173
    • 2002-02-12
    • James R. ButlerJames T. MerrillAdrian M. Jacobsen
    • James R. ButlerJames T. MerrillAdrian M. Jacobsen
    • C07G5367
    • C07C5/333B01F5/06B01J8/0292B01J8/0453B01J8/065B01J2208/00061B01J2208/00212B01J2208/00548B01J2208/0084B01J2208/00849Y10S585/922Y10S585/923Y10S585/924C07C15/44C07C15/46
    • Process for the catalytic dehydrogenation of a C2 or C3 alkyl aromatic in which a feedstock containing the alkyl aromatic and steam is supplied into the inlet of a tubular reactor containing a dehydrogenation catalyst. Within the reactor, the feedstock flows through at least a portion of the reactor along a spiral flow path extending longitudinally of the reactor. The resulting vinyl aromatic product is then recovered from a downstream or outlet section of the reactor. The spiral flow path through which the feedstock is passed is located at least adjacent the inlet side of the reactor and at least a portion of the spiral flow path contains a particulate dehydrogenation catalyst. The spiral flow path may extend throughout a major portion of the elongated tubular reactor and may contain a particulate dehydrogenation catalyst in a substantial portion there. The feedstock containing the alkyl aromatic and steam is supplied into a plurality of tubular reactors located within the interior of a dehydrogenation reactor vessel and is arranged in a parallel relationship in which the tubular reactors are spaced laterally from one another and from the interior wall of the reaction vessel.
    • 将含有烷基芳族和蒸汽的原料供给到含有脱氢催化剂的管式反应器的入口中的C2或C3烷基芳族化合物的催化脱氢方法。 在反应器内,原料沿着反应器纵向延伸的螺旋流动路径流过反应器的至少一部分。 然后从反应器的下游或出口部分回收得到的乙烯基芳族化合物。 原料通过的螺旋流动路径至少位于反应器的入口侧,螺旋流路的至少一部分含有颗粒脱氢催化剂。 螺旋流动路径可以延伸穿过细长管式反应器的主要部分,并且可以在其中大部分含有颗粒状脱氢催化剂。 将含有烷基芳族化合物和蒸汽的原料供给到位于脱氢反应器容器内部的多个管式反应器中并且以平行关系排列,其中管式反应器彼此横向间隔开, 反应容器