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    • 151. 发明申请
    • 回転炉床炉の原料装入装置
    • 旋转炉灶原料加载装置
    • WO2003029740A1
    • 2003-04-10
    • PCT/JP2002/009470
    • 2002-09-13
    • 新日本製鐵株式会社市川 宏
    • 市川 宏
    • F27B9/38
    • F27B9/16F27B9/38F27D3/0033F27D2003/0008
    • In order to solve the problem of raw material blocking or getting caught even in the case of small−scale processing, to make it easier for raw material to form a single layer on the hearth, to ensure uniform feeding widthwise of the furnace, to minimize differences in temperature among raw material positions, to make the reduction rate substantially constant, and to improve productivity, one end of a loading device is fixed to a frame body, while the other end is formed with an open end defined by connecting a plurality of continuous straight lines or curves, the plurality of continuous straight lines or curves being straight lines or curves that successively connect the intersections between imaginary lines widthwise dividing the hearth surface and straight lines parallel with the direction of movement of raw material in the loading device, and satisfying particular conditions. Preferably a leveling tool for leveling the raw material in uniform thickness is installed between the frame body of the loading device and the open end of the bottom plate. Further, preferably the loading device is inclined at an angle that is not less than the angle of repose of the raw material or is disposed at an angle that is less than the angle of repose, and a raw material moving device is installed.
    • 为了解决即使在小规模加工的情况下原料堵塞或被捕获的问题,为了使原料在炉床上形成单层更容易,为了确保炉的均匀供料宽度,最小化 原料位置之间的温度差异,使得还原率基本上恒定,并且为了提高生产率,将装载装置的一端固定在框架体上,而另一端形成有通过连接多个 连续的直线或曲线,所述多条连续的直线或曲线是直线或曲线,其连续地连接宽度方向分割炉床表面的假想线与平行于装载装置中的原料的移动方向的直线之间的交点,以及 满足特定条件。 优选地,用于使均匀厚度的原材料整平的调平工具安装在装载装置的框体和底板的开口端之间。 此外,优选地,装载装置以不小于原料的休止角的角度倾斜,或者设置成小于休止角的角度,并且安装原料移动装置。
    • 152. 发明申请
    • 金属鉄製造における塊成物の均し方法
    • 用于在金属铁生产中吸收材料的方法
    • WO2003010343A1
    • 2003-02-06
    • PCT/JP2002/006891
    • 2002-07-08
    • 株式会社神戸製鋼所徳田 耕司津下 修
    • 徳田 耕司津下 修
    • C21B13/10
    • C21B13/10F27B9/16F27D3/0033F27D2003/0004
    • A method for producing a single layer in which a lump material fed onto hearth is not stacked and is kept in a single layer without causing problems that the lump material is damaged or an atmosphere conditioning agent laid in layers on the hearth is scratched off by a smoothing machine, and feeding density of the lump material per unit area of the hearth can be enhanced. When metal iron is produced by feeding a lump material containing a carbonaceous reducing agent and iron oxide onto an atmosphere conditioning agent containing a coal material spread all over the hearth of a moving bed type reduction melting furnace, smoothing the lump material by a smoothing machine and then reduction melting the iron oxide, the smoothing machine has a rotary shaft substantially parallel with the hearth face, and a rotary member provided with a plurality of protrusion on the surface of the smoothing machine. The rotary member of the smoothing machine is rotated on the rotary shaft in the direction opposite to the moving direction of the hearth. The protrusions are brought into collision with the lump material being fed while stacking in order to make smooth the lump material. The smoothing operation is performed while the protrusions is kept in noncontact with the lump material in the lowermost layer.
    • 一种制造单个层的方法,其中不将堆积在炉膛上的块​​状材料堆叠并保持在单层中,而不会产生块状材料损坏的问题或层压在炉床上的气氛调节剂被刮掉 平滑机,并且可以提高炉膛每单位面积的块状材料的进料密度。 当通过将含有碳质还原剂和氧化铁的块状材料供给到包含煤层气体的气氛调理剂中制成金属铁时,该材料遍布移动床型还原熔化炉的炉床,通过平滑机平滑块状材料, 然后还原熔融氧化铁,平滑机具有基本上平行于炉床面的旋转轴,以及在平滑机的表面上设置有多个突起的旋转部件。 平滑机的旋转构件在与炉床的移动方向相反的方向上在旋转轴上旋转。 突起与堆积的块状材料发生碰撞,以便使块状材料平滑。 在突起保持与最下层中的块状材料不接触的同时进行平滑化处理。
    • 153. 发明申请
    • BLAST FURNACE WALL COOLING PANEL
    • BLAST FURNACE墙壁冷却面板
    • WO2002035168A1
    • 2002-05-02
    • PCT/JP2001009455
    • 2001-10-26
    • NIPPON STEEL CORPORATION
    • NIPPON STEEL CORPORATIONOKUDA, TakaakiMORIMITSU, KeisukeIDA, Noriaki
    • F27D1/12
    • C21B7/10F27B9/16F27D3/0033
    • In a furnace wall cooling device used for cooling blast furnace walls, etc., a blast furnace wall cooling panel, substituted for a stave cooler, which is lighter in weight, more inexpensive, and easier to produce. A blast furnace wall cooling panel which has no welded portions in a refrigerant path, the least possibility of water leakage, low cooling water pressure-loss, no stagnation, the capability to dispense with expansion pipes, and the capability to reduce the length of the pipe through which the refrigerant passes. A furnace wall cooling panel installed around the inner surface of a blast furnace wall, comprising a refrigerant pipe (2) of copper or copper alloy for passing a refrigerant therethrough, a plate (1) of copper of copper alloy having a cutout made to suit the size of the refrigerant pipe (2), the refrigerant pipe (2) being fitted in the cutout, the line of contact with the plate being welded. The cooling panel is provided with ribs (3, 4) for reinforcement.
    • 在用于冷却高炉炉壁等的炉壁冷却装置中,高炉壁冷却板代替了重量更轻,更便宜并且更容易生产的壁式冷却器。 在制冷剂路径中没有焊接部分的高炉壁冷却板,泄漏的可能性最小,冷却水压力损失低,不停滞,排放膨胀管的能力以及减小长度的能力 制冷剂通过的管道。 炉壁冷却板安装在高炉壁的内表面周围,包括用于使制冷剂通过的铜或铜合金的制冷剂管(2),具有用于适合的切口的铜合金的铜板(1) 制冷剂管道(2)的尺寸,制冷剂管道(2)装配在切口中,与板材的接触线被焊接。 冷却板设置有用于加强的肋(3,4)。
    • 157. 发明申请
    • RAINING BED HEAT EXCHANGER AND METHODS OF USE
    • 降雨床热交换器及其使用方法
    • WO99031450A2
    • 1999-06-24
    • PCT/US1998/024878
    • 1998-11-23
    • B01J8/00B01J8/08B01J8/12C04B2/10F27B15/00F27D3/00F27D13/00F28C3/14F28D
    • B01J8/0065B01J8/006B01J8/087B01J8/12B01J2208/00371C04B2/10F27B15/006F27D3/0033F27D13/00F28C3/14
    • A raining bed heat exchanger includes: a hollow stack; a feed inlet located near the top of the stack for introducing particulate material into the stack so that the material falls through the stack; a gas inlet located near the bottom of the stack for introducing rising gases into the stack so that the gases flow counter to the falling material; a plurality of baffles supported within the stack between the feed and gas inlets for retarding the falling material and prolonging its exposure to the gases; and a disengagement section located near the top of the stack for separating from the gases particulates entrained by the rising gases. The disengagement section includes a screen positioned within the stack and having a plurality of gaps through which the rising gases pass in order to sufficiently separate the entrained particulates. Alternatively, the disengagement section can include a filter media to separate the entrained particulates. Also, at least one of the baffles can include a hollow tube and refractory insulation surrounding the hollow tube. The heat exchanger can be connected to a cyclone to form a heat exchanger system that includes a flow generating mechanism adapted to continuously reintroduce particulates separated by the cyclone back into the heat exchanger. The invention also features a method of using a raining bed heat exchanger to efficiently preheat and partially calcine limestone before delivering the limestone to a calciner furnace.
    • 下水床热交换器包括:中空堆叠; 位于堆叠顶部附近的进料入口,用于将颗粒材料引入堆叠中,使得材料通过堆叠落下; 位于堆叠底部附近的气体入口,用于将升高的气体引入堆中,使得气体相对于下落材料流动; 在进料和气体入口之间的堆叠内支撑的多个挡板,用于延迟落下的材料并延长其暴露于气体; 以及位于堆叠顶部附近的脱离部分,用于与由上升气体夹带的气体微粒分离。 分离部分包括位于堆叠内的筛网,并且具有多个间隙,上升气体通过该间隙通过,以便充分地分离夹带的微粒。 或者,脱离部分可以包括用于分离夹带的颗粒的过滤介质。 此外,挡板中的至少一个可以包括围绕中空管的中空管和耐火绝缘体。 热交换器可以连接到旋风分离器以形成热交换器系统,该系统包括适于连续重新引入由旋风分离器返回到热交换器中的颗粒的流量发生机构。 本发明还具有使用下水床热交换器在将石灰石输送到煅烧炉之前有效地预热和部分煅烧石灰石的方法。
    • 158. 发明申请
    • DEVICE FOR PRODUCING SPONGE IRON
    • 器具,用于产生海绵铁
    • WO99011825A1
    • 1999-03-11
    • PCT/DE1998/002581
    • 1998-08-26
    • C21B13/14C21B13/02F27B1/21F27D3/00F27D3/08
    • C21B13/02F27B1/21F27D3/0033F27D3/08
    • A device for producing sponge iron from iron oxide lumps consists of a reduction shaft in which a hot dust laden reducing gas is delivered. Said gas is produced in a gas generator by means of partial oxidation of solid carbon carriers and passes into the lower end of the reduction zone via lateral reduction gas inlets. The iron oxide lumps are fed to the upper area of the reduction shaft and are radially fed as sponge iron to the lower end of said reduction shaft via delivery organs (3). An additional delivery organ for sponge iron is provided within the middle area of the reduction shaft. The additional delivery organ is situated downstream from the surfaces in the reduction shaft base (2), said surfaces being configured between the inner ends of the delivery organ. In addition, a guiding device (6) is arranged between each of the two delivery organs and projects upwards above said organs in such a way that the sponge iron which is falling downwards is guided laterally to the delivery organs and radially to the additional delivery opening. Feed spirals are preferably used as delivery organs. One advantage of the guiding device is that it has an upper edge which runs in a diagonal manner from the additional delivery opening end up to the reduction shaft inner wall and it can be effectively enlarged downward and radially outwards to the width of the facing space between the delivery organs.
    • 一种用于从粒状铁氧化物生产海绵铁装置具有其中其在由固体碳载体的部分氧化气体发生器中产生的热含尘还原气体,通过横向Reduktionsgaseinlässe引入到还原区的下端减速轴。 颗粒状氧化铁在还原竖炉的上部区域中输入,并在由输送机构其下端(3)径向海绵铁排出。 在减速轴的中心区域,设置在减速轴的基底表面(2)输送的器官的内端之间形成的空间的下方为海绵铁的附加排放口。 此外,导向装置(6),两个相应的交货器官和向上的这些布置以这样的方式突出之间为转向到下横向下沉海绵铁到输送机构和径向到附加递送。 作为输送机构螺旋输送机被优选使用。 引导装置有利地具有一个倾斜向上到从附加输送上边缘的边缘延伸的减速轴的内壁和加宽实际向下和径向向外到输送机构之间的横向间隙的宽度。