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    • 1. 发明申请
    • FLUIDIZED CALCINER
    • 流动计量器
    • US20150307396A1
    • 2015-10-29
    • US14441353
    • 2013-12-25
    • MITSUBISHI MATERIALS CORPORATION
    • Yoshinori TAKAYAMAJunzhu WANG
    • C04B7/45F27B15/14F27B15/10
    • C04B7/45C04B7/434F27B15/10F27B15/14
    • A fluidized calciner is provided which allows a reduction in the rate of unburned fuel at an outlet of a fluidized calciner to enable sufficient calcination while preventing possible occlusion in a preheater, even when pulverized coal of coal or coke, which has low combustion quality, is used as fuel, based on calculations in accordance with computational fluid dynamics based on the shape of an actual furnace and operational conditions. The present invention provides a fluidized calciner including a tubular furnace body (2) in which an axial direction is an up-down direction, a pulverized coal blowing line (3) through which fuel is blown into the furnace body (2), a raw material chute (4) through which a cement raw material is loaded into the furnace body (2), at least one air introduction pipe (5) through which introduced air is sucked, the pulverized coal blowing line (3), the raw material chute (4), and the air introduction pipe (5) being connected to a side portion of the furnace body (2), and a fluidizing air blowing port (6) disposed at a bottom portion of the furnace body (2) and through which fluidizing air is blown into the furnace body (2), in which a blowing port of the pulverized coal blowing line (3) is disposed below a suction port of the air introduction pipe (5) and above the fluidizing air blowing port (6).
    • 提供了一种流化煅烧炉,其允许在流化煅烧炉的出口处降低未燃燃料的速率,以使得能够充分地煅烧,同时防止可能的预热器堵塞,即使具有低燃烧质量的煤或焦炭的煤是 用作燃料,基于基于实际炉的形状和操作条件的计算流体动力学的计算。 本发明提供了一种流化煅烧炉,其包括其轴向为上下方向的管状炉体(2),向炉体(2)内吹入燃料的粉煤吹送管线(3),原料 材料槽(4),通过其将水泥原料装载到炉体(2)中,至少一个空气引入管(5),引入的空气被吸入,粉煤吹送管线(3),原料槽 (4),并且所述空气导入管(5)与所述炉体(2)的侧部连接,以及设置在所述炉体(2)的底部的流化空气吹出口(6),通过所述流化空气吹出口 将流化空气吹送到炉体(2)中,在炉体(2)中,送风口(3)的吹出口设置在空气导入管(5)的吸入口的下方和流化空气吹出口(6)的上方, 。
    • 4. 发明申请
    • CARBON DIOXIDE PRODUCTION
    • 二氧化碳生产
    • US20130259187A1
    • 2013-10-03
    • US13990849
    • 2011-12-02
    • Clive R. Stamp
    • Clive R. Stamp
    • C01B31/20F27B7/10C04B2/10
    • F27B7/10C01B3/02C01B32/50C04B2/10C10G2/50F27B7/36F27B15/00F27B15/14G21C1/07G21D9/00Y02E60/364Y02P20/129Y02P40/42
    • Apparatus for the production of carbon dioxide from limestone includes a nuclear reactor (10) for generating heat and a rotary kiln (12). The rotary kiln (12) has an inlet (28) for the introduction of limestone and an outlet (30) for the release of carbon dioxide. A heat transfer arrangement is provided for transferring heat from the nuclear reactor (10) to the interior of the rotary kiln (12). The heat transfer arrangement includes feed and return primary conduits (17,18) for passing a heat transfer fluid (14) through the nuclear reactor (10) so that heat may be extracted from the nuclear reactor (10) for transfer to the interior of the rotary kiln (12). Limestone in the rotary kiln (12) is thereby heated to a temperature sufficient for the release of carbon dioxide.
    • 用于从石灰石生产二氧化碳的设备包括用于产生热量的核反应堆(10)和回转窑(12)。 回转窑(12)具有用于引入石灰石的入口(28)和用于释放二氧化碳的出口(30)。 提供了一种传热装置,用于将热量从核反应堆(10)传递到回转窑(12)的内部。 传热装置包括用于使传热流体(14)通过核反应堆(10)的进料和返回主管道(17,18),以便可以从核反应堆(10)中提取热量以转移到 回转窑(12)。 因此,回转窑(12)中的石灰石被加热到足以释放二氧化碳的温度。
    • 5. 发明授权
    • Fluid bed reactor having vertically spaced apart clusters of heating conduits
    • 流化床反应器具有垂直间隔开的加热导管团
    • US07569086B2
    • 2009-08-04
    • US11409837
    • 2006-04-24
    • Ravi Chandran
    • Ravi Chandran
    • B01J7/00H01M8/06C01B3/36C10J3/46C10J3/54F28D13/00B01J8/18F27B15/00F27B15/14F27B15/16
    • F27B15/02C10B47/24C10J3/482C10J3/56C10J3/723C10J2300/0973C10J2300/1261F27B15/10F27B15/14Y02P20/52
    • A fluid bed reactor is configured to process a reactive material to form one or more products. The reactor includes a reaction vessel defining a compartment configured to receive the reactive material. A first cluster of heating conduits at least partially occupies the compartment and extends over a first vertical extent within the compartment. A second cluster of heating conduits partially occupies the compartment and extends over a second vertical extent within the compartment. The first cluster of heating conduits is vertically below the second cluster of heating conduits and spaced apart therefrom by a first separation distance. Feedstock inlets are configured to introduce the reactive material into a region that is vertically between the first and second clusters of heating conduits. The heating conduits in the first cluster have a first thickness while the heating conduits in the second cluster have a second thickness. The first separation distance is at least as great as the smaller of the first and second thicknesses.
    • 流化床反应器被配置为处理反应性材料以形成一种或多种产物。 反应器包括限定被配置为接收反应性材料的室的反应容器。 第一组加热管道至少部分地占据隔室并且在隔室内延伸超过第一垂直范围。 第二组加热导管部分地占据隔室并且在隔间内延伸超过第二垂直范围。 第一组加热导管垂直地位于第二组加热导管之下并与之隔开第一间隔距离。 原料入口构造成将反应性物质引入垂直于第一和第二组加热管道之间的区域。 第一组中的加热导管具有第一厚度,而第二组中的加热导管具有第二厚度。 第一分隔距离至少与第一和第二厚度中的较小者一样大。
    • 6. 发明申请
    • Fluid bed reactor having vertically spaced apart clusters of heating conduits
    • 流化床反应器具有垂直间隔开的加热导管团
    • US20070245627A1
    • 2007-10-25
    • US11409837
    • 2006-04-24
    • Ravi Chandran
    • Ravi Chandran
    • C10B1/00F27B15/00
    • F27B15/02C10B47/24C10J3/482C10J3/56C10J3/723C10J2300/0973C10J2300/1261F27B15/10F27B15/14Y02P20/52
    • A fluid bed reactor is configured to process a reactive material to form one or more products. The reactor includes a reaction vessel defining a compartment configured to receive the reactive material. A first cluster of heating conduits at least partially occupies the compartment and extends over a first vertical extent within the compartment. A second cluster of heating conduits partially occupies the compartment and extends over a second vertical extent within the compartment. The first cluster of heating conduits is vertically below the second cluster of heating conduits and spaced apart therefrom by a first separation distance. Feedstock inlets are configured to introduce the reactive material into a region that is vertically between the first and second clusters of heating conduits. The heating conduits in the first cluster have a first thickness while the heating conduits in the second cluster have a second thickness. The first separation distance is at least as great as the smaller of the first and second thicknesses.
    • 流化床反应器被配置为处理反应性材料以形成一种或多种产物。 反应器包括限定被配置为接收反应性材料的室的反应容器。 第一组加热管道至少部分地占据隔室并且在隔室内延伸超过第一垂直范围。 第二组加热导管部分地占据隔室并且在隔间内延伸超过第二垂直范围。 第一组加热导管垂直地位于第二组加热导管之下并与之隔开第一间隔距离。 原料入口构造成将反应性物质引入垂直于第一和第二组加热管道之间的区域。 第一组中的加热导管具有第一厚度,而第二组中的加热导管具有第二厚度。 第一分隔距离至少与第一和第二厚度中的较小者一样大。
    • 8. 发明授权
    • Apparatus for the continuous production of high ultra-fine, aluminum
nitride powder by the carbo-nitridization of alumina
    • 用于通过氧化铝碳氮化连续生产高超细,氮化铝粉末的装置
    • US5108713A
    • 1992-04-28
    • US483475
    • 1990-02-21
    • Jonathan J. KimViswanathan VenkateswaranRandolph Kujawa
    • Jonathan J. KimViswanathan VenkateswaranRandolph Kujawa
    • B01J8/18C01B21/072F27B15/00F27B15/14
    • B01J8/1836C01B21/0726F27B15/00F27B15/14B01J2208/00495Y10S423/16
    • A process and apparatus for the manufacture of high purity, ultra-fine aluminum nitride powder by the carbo-nitridization of alumina. In the method, agglomerates uniform in both size, chemical composition and porosity are formed containing a stoichiometric mixture of alumina and carbon, and a small amount of catalyst, and furnaced in a controlled manner in a well-mixed two chamber reaction vessel having optional top or bottom fluidizing gas feed to achieve a uniform and consistent level of conversion. Milling of the as-reacted agglomerates under a controlled atmosphere will produce high purity, micron sized aluminum nitride powder. The reactor is an automatically controlled fluid bed reactor for treatment of refractory materials with a hot fluidizing gas having a two chamber design in which the lower furnace chamber and reactor bed are removable from the bottom of the reactor. With unique reactor, unusually high reaction temperatures of up to 2000.degree. C. are obtainable. Further, the bottom removal feature allows for easy servicing of the reactor. Still further, the fluidizing gas may be introduced via a conduit and a bubble cap from above or below the reactor. If from below, wear on the conduit will be reduced because in such a configuration the conduit will not extend through the bed of the reactor. If the gas is introduced from above, the gas will be preheated by means of countercurrent heat flow, enabling more efficient operation of the reactor.
    • 一种用于通过氧化铝碳氮化制造高纯度超细氮化铝粉末的方法和装置。 在该方法中,形成包含氧化铝和碳的化学计量混合物和少量催化剂的尺寸,化学组成和孔隙度均匀的附聚物,并且以可控的方式在具有可选顶部的良好混合的两室反应容器中加热 或底部流化气体进料以实现均匀且一致的转化水平。 在受控气氛下对已反应的附聚物进行研磨将产生高纯度,微米级的氮化铝粉末。 反应器是一种自动控制的流化床反应器,用于使用具有两室设计的热流化气体处理耐火材料,其中下炉室和反应器床可从反应器的底部移除。 使用独特的反应器,可获得高达2000℃的异常高的反应温度。 此外,底部去除特征允许容易地维护反应器。 此外,流化气体可以经由反应器上方或下方的导管和气泡盖引入。 如果从下方,导管上的磨损将会减小,因为在这种构造中导管不会延伸通过反应器的床。 如果从上方引入气体,则气体将通过逆流热流预热,从而能够更有效地操作反应器。
    • 10. 发明授权
    • Electrothermal fluidized bed furnace
    • 电热流化床炉
    • US4158695A
    • 1979-06-19
    • US811392
    • 1977-06-29
    • Hiroshi IshizukaYoshiaki Sugano
    • Hiroshi IshizukaYoshiaki Sugano
    • C01G23/02C01G25/04C01G31/04C01G33/00C22B1/08F27B15/14B01J8/24H05B3/62H05B3/66
    • F27B15/14C01G23/02C01G25/04C01G31/04C01G33/00C22B1/08
    • Electrothermal fluidized bed furnace useful particularly for chlorination of oxide of zirconium and the like utilizes graphite reactor tube longitudinally divided into a plurality of separate sectors by a corresponding number of longitudinal slits which are filled with insulating and refractory material. The reactor tube sectors are physically and electrically united at one end of the tube so that one or more pairs of opposite sectors are electroresistively heated while the intervening opposite sectors are left electrothermally unactivated for preventing short circuits which would otherwise result due to carbon fed together with the oxide. Owing to such electrothermal system, the furnace wall can be fluid-tightly sealed with use of metallic material for preventing harmful chlorine gas from leaking. Owing to such construction, the life of the graphite tube can be prolonged.
    • 特别用于氯化氧化锆等的电热流化床炉利用被绝缘和难熔材料填充的相应数量的纵向狭缝纵向分成多个分开的扇区的石墨反应器管。 反应管管段在管的一端被物理和电气地结合,使得一对或多对相对的扇区被电阻加热,而中间相对的扇区被电热未被激活以防止否则由于碳与 氧化物。 由于这种电热系统,炉壁可以用金属材料流体密封,以防止有害的氯气泄漏。 由于这样的结构,可以延长石墨管的寿命。