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    • 1. 发明授权
    • Method of reprocessing zinc-  and iron oxide-containing residual material
    • 重新处理含锌和氧化铁的残留物的方法
    • US5667556A
    • 1997-09-16
    • US643463
    • 1996-05-03
    • Andreas OrthPeter WeberUwe HarterErnst Wallis
    • Andreas OrthPeter WeberUwe HarterErnst Wallis
    • C22B5/14C22B7/02C22B19/04C22B19/28C22B19/30C22B7/00
    • C22B7/02C22B19/04C22B19/28C22B5/14Y02P10/212Y10S75/961
    • This invention describes a method of reprocessing zinc- and iron oxide-containing residual material. Zinc- and iron oxide-containing dust and/or sludge is granulated with water, granules and carbonaceous material are fed to a circulating fluidized bed system, the gas-solids suspension circulated in the circulating fluidized bed system is fed to a second fluidized bed reactor, the solids discharged from the second fluidized bed reactor are recycled to the reactor of the circulating fluidized bed system, 50 to 75% by volume of the oxygen required to gasify the carbonaceous material are fed as fluidizing gas to the reactor of the circulating fluidized bed system and 25 to 50% by volume of said required oxygen are fed as a fluidizing gas and secondary gas to the second fluidized bed reactor, iron oxide-containing material is discharged from the reactor of the circulating fluidized bed system and zinc-containing material is discharged with the exhaust gas from the circulating fluidized bed system.
    • 本发明描述了一种重新处理含锌和氧化铁的残留材料的方法。 含锌和氧化铁的粉尘和/或污泥用水造粒,颗粒和碳质材料进料到循环流化床系统中,在循环流化床系统中循环的气固体悬浮液进料到第二流化床反应器 将从第二流化床反应器排出的固体再循环到循环流化床系统的反应器中,气化碳质物质所需的50至75体积%的氧气作为流化气体供入循环流化床的反应器 系统和25〜50体积%的所需氧气作为流化气体和二次气体供给到第二流化床反应器,含氧化铁的材料从循环流化床系统的反应器排出,含锌材料为 从循环流化床系统排出废气。
    • 2. 发明授权
    • Process for removing relatively coarse-grained solids from a stationary fluidized bed
    • 从固定流化床除去相对粗粒固体的方法
    • US06688474B1
    • 2004-02-10
    • US09700358
    • 2000-11-13
    • Martin HirschAndreas OrthPeter Weber
    • Martin HirschAndreas OrthPeter Weber
    • B07B400
    • F27B15/02B01J8/0025B01J8/1872
    • According to the invention, a fluidizing gas is introduced upwards into the fluidized bed (3) through a valve grid (2), said stationary fluidized bed (3) containing solids with different grain sizes. A supply pipe (10) is disposed in the area of the fluidized bed, the mouth of said pipe being located above the valve grid (2) and its outlet (12) leading outwards from the fluidized bed (3). Part of the solids located above the valve grid (2) is blown into the supply pipe by a gas jet (13) which is directed upwards and fed separately from the fluidizing gas and pneumatically evacuated from the fluidized bed through the supply pipe (10). Normally, the flow speed of the gas in the supply pipe is at least two times higher than the speed of the fluidizing gas in the fluidized bed.
    • 根据本发明,流化气体通过阀网格(2)向上引入流化床(3),所述固定流化床(3)含有不同晶粒尺寸的固体。 供给管(10)设置在流化床的区域中,所述管的口位于阀网格(2)的上方,以及从流化床(3)向外导出的出口(12)。 位于阀网格(2)上方的固体的一部分通过气体射流(13)吹送到供应管中,该气体射流(13)被引导向上并与流化气体分开供给,并通过供应管道(10)从流化床气动抽真空, 。 通常,供给管中的气体的流速比流化床中的流化气体的速度高至少两倍。
    • 3. 发明申请
    • Method and plant for producing low-temperature coke
    • 生产低温焦炭的方法和装置
    • US20060278566A1
    • 2006-12-14
    • US10540073
    • 2003-12-01
    • Andreas OrthMartin HirschPeter Weber
    • Andreas OrthMartin HirschPeter Weber
    • C10G9/14B01J8/18
    • C10B49/10C10B53/04
    • The present invention relates to a method and a plant for producing low 15 temperature coke, in which granular coal and possibly further solids are heated to a temperature of 700 to 1050° C. in a fluidized-bed reactor (2) by means of an oxygen-containing gas. To improve the utilization of energy it is proposed to introduce a first gas or gas mixture from below through at least one gas supply tube (3) into a mixing chamber region (8) of the reactor (2), the gas supply tube (3) being at least partly surrounded by a stationary annular fluidized bed (6) which is fluidized by supplying fluidizing gas. The gas velocities of the first gas or gas mixture and of the fluidizing gas for the annular fluidized bed (6) are adjusted such that the Particle-Froude-Numbers in the gas supply tube (3) are between 1 and 100, in the annular fluidized bed (6) between 0.02 and 2 and in the 25 mixing chamber (8) between 0.3 and 30.
    • 本发明涉及一种用于生产低温度焦炭的方法和设备,其中颗粒煤和可能的其它固体在流化床反应器(2)中通过以下方式加热至700至1050℃的温度: 含氧气体。 为了提高能量利用率,建议从下方将至少一个气体供给管(3)的第一气体或气体混合物引入反应器(2)的混合室区域(8),气体供给管(3) )至少部分地被固定的环形流化床(6)包围,所述固定环形流化床通过供应流化气体而被流化。 调整第一气体或气体混合物和用于环形流化床(6)的流化气体的气体速度,使得气体供应管(3)中的“微粒 - 弗劳德数”为1至100,在环形 流化床(6)在0.02和2之间,在25混合室(8)中在0.3和30之间。
    • 8. 发明授权
    • Method and plant for producing low-temperature coke
    • 生产低温焦炭的方法和装置
    • US07803268B2
    • 2010-09-28
    • US10540073
    • 2003-12-01
    • Andreas OrthMartin HirschPeter Weber
    • Andreas OrthMartin HirschPeter Weber
    • C10G9/14B01J8/18
    • C10B49/10C10B53/04
    • The present invention relates to a method and a plant for producing low 15 temperature coke, in which granular coal and possibly further solids are heated to a temperature of 700 to 1050° C. in a fluidized-bed reactor (2) by means of an oxygen-containing gas. To improve the utilization of energy it is proposed to introduce a first gas or gas mixture from below through at least one gas supply tube (3) into a mixing chamber region (8) of the reactor (2), the gas supply tube (3) being at least partly surrounded by a stationary annular fluidized bed (6) which is fluidized by supplying fluidizing gas. The gas velocities of the first gas or gas mixture and of the fluidizing gas for the annular fluidized bed (6) are adjusted such that the Particle-Froude-Numbers in the gas supply tube (3) are between 1 and 100, in the annular fluidized bed (6) between 0.02 and 2 and in the 25 mixing chamber (8) between 0.3 and 30.
    • 本发明涉及一种用于生产低温度焦炭的方法和设备,其中颗粒煤和可能的其它固体在流化床反应器(2)中通过以下方式加热至700至1050℃的温度: 含氧气体。 为了提高能量利用率,建议从下方将至少一个气体供给管(3)的第一气体或气体混合物引入反应器(2)的混合室区域(8),气体供给管(3) )至少部分地被固定的环形流化床(6)包围,所述固定环形流化床通过供应流化气体而被流化。 调整第一气体或气体混合物和用于环形流化床(6)的流化气体的气体速度,使得气体供应管(3)中的“微粒 - 弗劳德数”为1至100,在环形 流化床(6)在0.02和2之间,在25混合室(8)中在0.3和30之间。