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    • 1. 发明授权
    • Mechanically stable catalyst based on alpha-alumina
    • 基于α-氧化铝的机械稳定催化剂
    • US07910517B2
    • 2011-03-22
    • US12064725
    • 2006-08-22
    • Olga SchubertMartin SesingLothar SeidemannMartin KarchesThomas GrasslerMartin Sohn
    • Olga SchubertMartin SesingLothar SeidemannMartin KarchesThomas GrasslerMartin Sohn
    • B01J23/00B01J21/00B01J20/00B01J29/00B01J37/00
    • C01B7/04B01J21/04B01J23/462B01J23/52B01J23/72B01J23/8926
    • A catalyst for gas-phase reactions which has high mechanical stability and comprises one or more active metals on a support comprising aluminum oxide as support material, wherein the aluminum oxide in the support consists essentially of alpha-aluminum oxide.Ruthenium, copper and/or gold are preferred as active metal.Particularly preferred catalysts according to invention comprise a) from 0.001 to 10% by weight of ruthenium, copper and/or gold, b) from 0 to 5% by weight of one or more alkaline earth metals, c) from 0 to 5% by weight of one or more alkali metals, d) from 0 to 10% by weight of one or more rare earth metals, e) from 0 to 10% by weight of one or more further metals selected from the group consisting of palladium, platinum, osmium, iridium, silver and rhenium, in each case based on the total weight of the catalyst, on the support comprising alpha-Al2O3. The catalysts are preferably used in the oxidation of hydrogen chloride (Deacon reaction).
    • 一种用于气相反应的催化剂,其具有高机械稳定性并且在包含氧化铝作为载体材料的载体上包含一种或多种活性金属,其中载体中的氧化铝基本上由α-氧化铝组成。 作为活性金属,优选钌,铜和/或金。 根据本发明的特别优选的催化剂包含a)0.001至10重量%的钌,铜和/或金,b)0至5重量%的一种或多种碱土金属,c)0至5% 一种或多种碱金属的重量,d)0至10重量%的一种或多种稀土金属,e)0至10重量%的一种或多种另外的金属,其选自钯,铂, 锇,铱,银和铼,在每种情况下,基于催化剂的总重量,在包含α-Al 2 O 3的载体上。 催化剂优选用于氯化氢的氧化(Deacon反应)。
    • 2. 发明申请
    • MECHANICALLY STABLE CATALYST BASED ON ALPHA-ALUMINA
    • 基于ALPHA-ALUMINA的机械稳定催化剂
    • US20110014114A1
    • 2011-01-20
    • US12888082
    • 2010-09-22
    • Olga SCHUBERTMartin SesingLothar SeidemannMartin KarchesThomas GrasslerMartin Sohn
    • Olga SCHUBERTMartin SesingLothar SeidemannMartin KarchesThomas GrasslerMartin Sohn
    • C01B7/04
    • C01B7/04B01J21/04B01J23/462B01J23/52B01J23/72B01J23/8926
    • A catalyst for gas-phase reactions which has high mechanical stability and comprises one or more active metals on a support comprising aluminum oxide as support material, wherein the aluminum oxide in the support consists essentially of alpha-aluminum oxide.Ruthenium, copper and/or gold are preferred as active metal.Particularly preferred catalysts according to invention comprise a) from 0.001 to 10% by weight of ruthenium, copper and/or gold, b) from 0 to 5% by weight of one or more alkaline earth metals, c) from 0 to 5% by weight of one or more alkali metals, d) from 0 to 10% by weight of one or more rare earth metals, e) from 0 to 10% by weight of one or more further metals selected from the group consisting of palladium, platinum, osmium, iridium, silver and rhenium, in each case based on the total weight of the catalyst, on the support comprising alpha-Al2O3. The catalysts are preferably used in the oxidation of hydrogen chloride (Deacon reaction).
    • 一种用于气相反应的催化剂,其具有高机械稳定性并且在包含氧化铝作为载体材料的载体上包含一种或多种活性金属,其中载体中的氧化铝基本上由α-氧化铝组成。 作为活性金属,优选钌,铜和/或金。 根据本发明的特别优选的催化剂包含a)0.001至10重量%的钌,铜和/或金,b)0至5重量%的一种或多种碱土金属,c)0至5% 一种或多种碱金属的重量,d)0至10重量%的一种或多种稀土金属,e)0至10重量%的一种或多种另外的金属,其选自钯,铂, 锇,铱,银和铼,在每种情况下,基于催化剂的总重量,在包含α-Al 2 O 3的载体上。 催化剂优选用于氯化氢的氧化(Deacon反应)。
    • 8. 发明申请
    • METHOD FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION OF HYDROGEN CHLORIDE IN A FLUIDIZED-BED REACTOR
    • 通过在流化床反应器中氯化氢气相氧化生产氯的方法
    • US20120134913A1
    • 2012-05-31
    • US13389081
    • 2010-07-28
    • Martin KarchesKati BachmannMartin SesingLothar SeidemannMichael Pilz
    • Martin KarchesKati BachmannMartin SesingLothar SeidemannMichael Pilz
    • C01B7/04
    • C01B7/04B01J8/0055B01J8/18
    • A process for preparing chlorine by gas-phase oxidation of hydrogen chloride over a heterogeneous, particulate catalyst in a fluidized-bed reactor to give a product gas mixture which is freed of entrained catalyst particles in cyclones (1) which are arranged in the upper region of the fluidized-bed reactor, which comprises a cylindrical upper part (2) which has a tangential or spiral-shaped inlet (3) for the product gas mixture and tapers at its lower end via a conical section (4) into a cyclone downcomer tube (5) and also a central downward-extending tube (6) in the upper region of the cyclone (1) for discharging the product gas mixture which has been freed of entrained catalyst particles, whereinfrom one to seven cascades of in each case from two to five cyclones (1) connected in series are used, with the cyclones (1) of each cascade, with the exception of the first cyclone (1) through which flow occurs in each case, which is designed so that about 90 to 99% by weight of the entrained catalyst particles are precipitated, each having a trickle valve (7) comprising an angled tube end piece (8) and also a loose flap (9) suspended at an angle α to the vertical at the lower end of the cyclone downcomer tube (5), where the angle α and the weight of the flap (9) are designed so that the torque of the flap (9) divided by the diameter of the outlet opening from the angled tube end piece (8) is in the range from 2 to 300 N/m2, is proposed.
    • 一种通过在流化床反应器中的非均相颗粒催化剂上对氯化氢进行气相氧化制备氯的方法,得到产物气体混合物,其在旋风分离器(1)中排除夹带的催化剂颗粒,该气旋混合物排列在上部区域 的流化床反应器,其包括具有用于产物气体混合物的切向或螺旋形入口(3)的圆柱形上部(2),并且在其下端通过锥形部分(4)逐渐变细成旋风下降管 管(5),并且在旋风分离器(1)的上部区域还有中心向下延伸的管(6),用于排出已经没有夹带的催化剂颗粒的产物气体混合物,其中在每种情况下从一到七级联 使用串联连接的2到5个旋风分离器(1),每个级联的旋风分离器(1)除了在每种情况下都发生流体的第一旋流器(1)之外,其被设计为使得大约90至 99%重量的夹带物 催化剂颗粒沉淀,每个具有滴流阀(7),其包括成角度的管端部件(8),以及松散的挡板(9),其与旋风降低管(5)的下端处的垂直方向成α ),其中角度α和翼片(9)的重量被设计成使得翼片(9)的扭矩除以与成角度的管端部件(8)的出口开口直径的距离在2 至300 N / m2。
    • 10. 发明申请
    • Method For Producing Chlorine
    • 氯生产方法
    • US20080159948A1
    • 2008-07-03
    • US11816045
    • 2006-02-20
    • Martin SesingArmin DiefenbacherHartwig VossOlga SchubertLothar SeidemannMartin KarchesThomas GrasslerEckhard Stroefer
    • Martin SesingArmin DiefenbacherHartwig VossOlga SchubertLothar SeidemannMartin KarchesThomas GrasslerEckhard Stroefer
    • C01B7/04
    • C01B7/075C01B7/04C01B7/0743
    • Process for preparing chlorine from hydrogen chloride, which comprises the steps: a) feeding of a stream a1 comprising hydrogen chloride and of a stream a2 comprising oxygen into an oxidation zone and catalytic oxidation of hydrogen chloride to chlorine, giving a product gas stream a3 comprising chlorine, water, oxygen, carbon dioxide and inert gases; b) cooling of the product gas stream a3 and removal of water and hydrogen chloride as aqueous hydrochloric acid, leaving a gas stream b comprising chlorine, water, oxygen, carbon dioxide and inert gases; c) optional drying of the gas stream b) to leave a gas stream c which is substantially free of water and comprises chlorine, oxygen, carbon dioxide and inert gases; d) at least partial liquefaction of the gas stream c and of a chlorine-rich recycle stream f1 comprising chlorine, oxygen and carbon dioxide by compression and cooling, giving an at least partially liquefied stream d; e) gas/liquid separation of the stream d into a gas stream e1 comprising chlorine, oxygen, carbon dioxide and inert gases and into a liquid stream e2 comprising chlorine, oxygen and carbon dioxide; f) feeding of at least part of the gas stream e1 into a membrane separation unit and fractionation by membrane separation to give the chlorine-rich recycle stream f1 and a gas stream f2 which is low in chlorine and comprises chlorine, oxygen and carbon dioxide and recirculation of the chlorine-rich recycle stream f1 to step d); g) separation of the liquid stream e2 by distillation into a chlorine stream g1 and a stream g2 comprising essentially oxygen and carbon dioxide.
    • 从氯化氢制备氯的方法,其包括以下步骤:a)将包含氯化氢的物流1和包含氧的物流2加入氧化区并将氯化氢催化氧化成氯,得到产物气流 a 3,包括氯,水,氧,二氧化碳和惰性气体; b)冷却产物气流a 3,除去水和氯化氢作为盐酸水溶液,留下包含氯,水,氧气,二氧化碳和惰性气体的气流b; c)气流的任选干燥b)留下基本上不含水的气流c,包括氯,氧,二氧化碳和惰性气体; d)通过压缩和冷却至少部分液化气流c和包含氯,氧和二氧化碳的富含氯的循环流f 1,产生至少部分液化的流d; e)将气流d气体/液体分离成包含氯气,氧气,二氧化碳和惰性气体的气流e 1并进入包含氯​​气,氧气和二氧化碳的液体流e 2中; f)将至少部分气流e 1进料到膜分离单元中并通过膜分离进行分馏,得到富氯循环流f 1和氯含量低的气流f 2,包括氯,氧和 二氧化碳和富氯循环流f 1再循环到步骤d); g)通过蒸馏将液体流e 2分离成氯流g 1和基本上包含氧和二氧化碳的流g 2。