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    • 85. 发明公开
    • Burner for generating soot and furnace to deposit soot by using the same
    • Brenner zur Russerzeugung und Ofen mit einem derartigen Brenner zur Russablagerung。
    • EP0506043A2
    • 1992-09-30
    • EP92105205.6
    • 1992-03-26
    • NISSHIN STEEL CO., LTD.Chugai Ro Co., Ltd.
    • Adachi, TakakatsuMatsumura, HitoshiAkiyama, Tetsuo
    • F23D14/32C09C1/50C21D9/56
    • F23D14/30C09C1/50C21D6/004C21D9/56F23D14/32F23D2900/21007Y02E20/344Y02P20/124
    • Prior to annealing of cold rolled stainless steel strip, soot is deposited on the surface of the stainless steel strip (2) by a soot generating burner (1), and thereby the heat absorption efficiency of the stainless steel strip (2) in the annealing furnace (4) is increased to enhance the heat treatment capability in the annealing furnace (4). This soot generating burner (1) forms a flame by injecting a premixed gas at low air ratio of fuel gas and pure oxygen or high oxygen enriched air from the nozzle (12) opening, and an air injection port (20) for injecting air for guiding the flame is formed on the outer circumference of the nozzle (12) opening. By this guide air, the flame is guided to form, so to speak, an air curtain, and it is therefore possible to direct the flame efficiently to the surface of the stainless steel strip (2), thereby preventing the soot from depositing near the nozzle (12) opening.
    • 在冷轧不锈钢带退火之前,烟灰通过烟灰发生燃烧器(1)沉积在不锈钢带(2)的表面上,从而在退火中不锈钢带(2)的吸热效率 炉(4)被增加以提高退火炉(4)中的热处理能力。 这种烟灰发生燃烧器(1)通过从喷嘴(12)开口以低空气比的燃料气体和纯氧气或高富氧空气注入预混合气体而形成火焰;以及空气喷射口(20),用于向 引导火焰形成在喷嘴(12)开口的外周上。 通过该引导件的空气,引导火焰形成一个空气幕,因此可以有效地将火焰引导到不锈钢带(2)的表面,从而防止烟尘附近沉积 喷嘴(12)打开。
    • 87. 发明公开
    • Method and apparatus for producing carbon black
    • Verfahren und Vorrichtung zur Russherstellung。
    • EP0494068A2
    • 1992-07-08
    • EP92100003.0
    • 1992-01-02
    • Degussa Aktiengesellschaft
    • Kühner, Gerhard, dr.Vogel, Karl, Dr.Rodriguez, Juan D.Clement, Charles D.
    • C09C1/50
    • C09C1/50C01P2006/19
    • A reactor and method for producing carbon black which involves arranging the combustion fuel conduits in a circumferential arrangement within the forward wall of the combustion chamber and providing an impact surface on the opposite side of the combustion chamber. The impact surface forms part of a forward wall of a constricting section which has a tapering passageway with a large opening in fluid communication with the combustion chamber and a smaller opening downstream. A throat passageway or restricting ring is provided at the downstream end of the tapering passageway and the throat passageway opens into an expansion chamber which, in turn, opens into a quenching chamber. Carbon black feedstock is injected into either the tapering passageway, the throat section, or both. The injection of the feedstock is achieved through the use of an axially extending lance and/or one or more radially extending injectors. Combustion oxidant is input through the same apertures formed in the forward wall of the combustion section. The resultant combustion products are impacted against the impact surface so as to create a highly turbulent flow of combustion gases which passes through the tapering passageway, throat passageway, expansion chamber, and quenching chamber.
    • 一种用于生产炭黑的反应器和方法,其包括将燃烧燃料管道周向布置在燃烧室的前壁内并且在燃烧室的相对侧上提供冲击表面。 冲击表面形成收缩部分的前壁的一部分,其具有与燃烧室流体连通的大开口的锥形通道和下游较小的开口。 喉道通道或限制环设置在锥形通道的下游端,并且喉部通道通向膨胀室,该膨胀室又进入淬火室。 将炭黑原料注入锥形通道,喉部或两者中。 通过使用轴向延伸的喷枪和/或一个或多个径向延伸的喷射器来实现原料的注入。 燃烧氧化剂通过形成在燃烧部分的前壁中的相同的孔输入。 所产生的燃烧产物冲击冲击表面,以产生高度紊流的燃烧气体,其通过锥形通道,喉道,膨胀室和淬火室。
    • 89. 发明公开
    • Process and apparatus for producing carbon black
    • Verfahren und Vorrichtung zur Erzeugung von Russ。
    • EP0412265A1
    • 1991-02-13
    • EP90111909.9
    • 1990-06-22
    • MITSUBISHI KASEI CORPORATION
    • Sakaue, Akinori, c/o Mitusbishi Kasei CorporationShushichi, Yoshimura, c/o Mitusbishi Kasei Corp.Kanamaru, Shinichi, c/o Mitusbishi Kasei Corp.Karatsu, Masanori, c/o Mitusbishi Kasei Corp.
    • C09C1/50
    • C09C1/50
    • A process for producing carbon black by a reaction conducted in a first reaction zone in which by a high temperature combustion gas-generating system, an oxygen-­containing gas and a fuel are mixed and burned to form a high temperature combustion gas stream, a second reaction zone having a throat in which a hydrocarbon feedstock is mixed to the high temperature combustion gas stream thus obtained, to form carbon black and a third reaction zone located down stream and continuous from the second reaction zone, in which quenching water is sprayed to terminate the reaction, which comprises:

      (i) introducing into the first reaction zone said high temperature combustion gas stream in the from of two types of high temperature combustion gas streams i.e. a stream in the direction of the reactor axis (axial stream) and a stream in the tangential direction (tangential stream), and letting the two gas stream meet each other to form a composite stream of the high temperature combustion gas; and
      (ii) in the second reaction zone, introducing the hydrocarbon feedstock to the composite stream of the high temperature combustion gas for reaction.
    • 在通过高温燃烧气体发生系统,含氧气体和燃料混合并燃烧以形成高温燃烧气体流的第一反应区中进行的反应生产炭黑的方法,第二 具有喉部的反应区,其中将烃原料混合到由此获得的高温燃烧气体流中,以形成炭黑和位于下游并与第二反应区连续的第三反应区,其中骤冷水被喷射以终止 所述反应包括:(i)将所述高温燃烧气流引入所述第一反应区,所述两种类型的高温燃烧气体流即反应器轴线方向的流(轴流)和流 沿切线方向(切向流),并使两个气流彼此相遇以形成高温燃烧气体的复合流; 和(ii)在第二反应区中,将烃原料引入到用于反应的高温燃烧气体的复合流中。
    • 90. 发明公开
    • Reactor and method for production of carbon black with broad particle size distribution
    • 用于生产具有广泛颗粒尺寸分布的炭黑的反应器和方法
    • EP0384080A3
    • 1990-12-27
    • EP89313024.5
    • 1989-12-13
    • COLUMBIAN CHEMICALS COMPANY
    • Jones, William Ross, Jr.Taylor, Rodney, L.
    • C09C1/50
    • C09C1/50
    • A reactor (10) and method for producing carbon black in an axial flow carbon black reactor results in carbon black with a relatively broad particle size distribution and a heterogeneity index of greater than 1.55 and less than or equal to about 2.0. The reactor includes a combustion chamber (30), a choke, and an exit chamber (54), wherein the ratio of the cross-sectional flow area of the combustion chamber to the cross-sectional flow area of the choke is less than or equal to about 6.9, and the ratio of the cross-sectional flow area of the exit chamber to the cross-­sectional flow area of the choke is less than or equal to about 3.5. The cross-sectional flow area of the choke section is preferably greater than about 50 square inches. The linear velocity of the reaction mixture through the reactor is controlled so that the linear velocity of the reaction mixture through the reactor is less than 1200 feet per second and preferably less than 1000 feet per second. The axial flow allows for the introduction of greater amounts of feedstock hydrocarbon into the flow of hot gas, resulting in a higher yield of broad particle size distribution of carbon black.
    • 反应器(10)和轴流式炭黑反应器中生产碳黑的方法产生具有相对宽的粒度分布和大于1.55且小于或等于约2.0的异质性指数的炭黑。 所述反应器包括燃烧室(30),扼流圈和出口室(54),其中所述燃烧室的横截面积面积与所述扼流器的横截面流动面积的比率小于或等于 至约6.9,并且出口室的横截面积面积与扼流圈的横截面积面积的比率小于或等于约3.5。 扼流部分的横截面积面积优选地大于约50平方英寸。 控制通过反应器的反应混合物的线速度使反应混合物通过反应器的线速度小于每秒1200英尺,优选小于1000英尺/秒。 轴向流动允许在热气流中引入更多量的原料烃,导致炭黑的宽粒度分布的较高产率。