WASH COLUMN APPARATUS WITH A STATIC GRID ELEMENT FOR THE USE IN A SUSPENSION CRYSTALLIZATION PROCESS
    1.
    发明申请
    WASH COLUMN APPARATUS WITH A STATIC GRID ELEMENT FOR THE USE IN A SUSPENSION CRYSTALLIZATION PROCESS 审中-公开
    具有静态网格元件的清洗装置用于悬浮结晶过程

    公开(公告)号:WO2018046545A1

    公开(公告)日:2018-03-15

    申请号:PCT/EP2017/072362

    申请日:2017-09-06

    Abstract: The present invention relates to a wash column apparatus for the use in a suspension crystallization process for separating crystals from a crystal suspension mixture composed of crystals and mother liquor comprising: a cylindrical vessel, wherein the cylindrical vessel comprises: -a piston with a piston head and a piston rod, wherein the piston is arranged reciprocatingly movable in the cylindrical vessel, wherein the piston bounds above the piston head a wash chamber inside the vessel and wherein the piston head comprises at least one filter means, -an inlet for supplying a crystal suspension mixture composed of crystals and mother liquor into the cylindrical vessel, -an outlet for discharging mother liquor from the cylindrical vessel, -an outlet for discharging crystals and/or crystal melt from the cylindrical vessel, -a circulation conduit for circulating melt arranged outside the vessel, which is in communication with the wash chamber, -a means arranged in the wash chamber for restricting the movement of the crystal bed that has been compacted in the wash chamber by the piston and for directing the wash liquid entering into the cylindrical vessel from the circulation conduit so as to homogeneously distribute it over the entire cross-section of the wash column, wherein the means is a static grid element comprising at least one element,which is at least substantially vertically extending,and at least one cavity,which is at least substantially vertically extending, wherein the at least one cavity,which is at least substantially vertically extending,is open at its upper and lower ends, but 39 otherwise at least partially closed, wherein substantially vertically extending means that the longitudinal axis of the at least one element and of the at least one cavity extends at an angle of 0 to 60° to the vertical direction.

    Abstract translation: 本发明涉及一种用于悬浮结晶方法的洗涤塔装置,用于从由晶体和母液组成的晶体悬浮液混合物中分离晶体,该装置包括:圆筒形容器,其中圆筒形容器包括 :具有活塞头和活塞杆的活塞,其中所述活塞可在所述圆柱形容器中往复移动地布置,其中所述活塞在所述活塞头上方界定所述容器内的洗涤室,并且其中所述活塞头包括至少一个过滤装置 - 用于将由晶体和母液组成的晶体悬浮液混合物供应到圆柱形容器中的入口, - 用于从圆柱形容器排出母液的出口, - 用于从圆柱形容器排出晶体和/或晶体熔体的出口, 循环管道,其用于循环布置在容器外部的熔体,该循环管道与洗涤室连通; - 布置在洗涤装置c中的装置 用于限制已由活塞压缩在洗涤室中的晶体床的运动,并用于将来自循环导管的进入圆柱形容器的洗涤液引导至均匀分布在洗涤物的整个横截面上 其中所述装置是静态栅格元件,所述静态栅格元件包括至少基本竖直延伸的至少一个元件和至少基本竖直延伸的至少一个空腔,其中所述至少一个空腔至少基本上 垂直地延伸,在其上端和下端是开放的,但是否则至少部分地封闭,其中基本上垂直地延伸意味着所述至少一个元件的纵向轴线和所述至少一个空腔的纵向轴线以0°至60°的角度 ; 到垂直方向。

    METHOD FOR PURIFICATION OF BENZOIC ACID
    2.
    发明申请
    METHOD FOR PURIFICATION OF BENZOIC ACID 审中-公开
    苯甲酸的纯化方法

    公开(公告)号:WO2015185361A1

    公开(公告)日:2015-12-10

    申请号:PCT/EP2015/061179

    申请日:2015-05-20

    Abstract: The present invention relates to a method for purifying a crude benzoic acid (32) containing 5 to 20% by weight of byproducts and 80 to 95% by weight of benzoic acid, by means of distillation, wherein the distillation is performed in a plant comprising a first distillation system (54), which comprises a divided wall column (10). Preferably, the divided wall column (10) comprises: an upper portion having an upper undivided section (12) for concentrating low-boiling components, wherein the low-boiling components have a lower boiling point than benzoic acid, and an outlet for re moval of the low-boiling components from the column (10), a lower portion having a lower undivided section (14) for concentrating high-boiling components, wherein the high-boiling components have a higher boiling point than benzoic acid, and an outlet for re moval of the high-boiling components from the column (10), and a central portion arranged between the upper portion and the lower portion having at least one vertical dividing wall (20) for dividing the central portion into at least one feed section (16) and at least one withdrawal section ( 18), the feed section (16) having an inlet for the feed of crude benzoic acid (32) and the withdrawal section having a side draw outlet for the purified benzoic acid (34).

    Abstract translation: 本发明涉及通过蒸馏来纯化含有5〜20重量%的副产物和80〜95重量%的苯甲酸的粗苯甲酸(32)的方法,其中蒸馏在包含 第一蒸馏系统(54),其包括分隔壁塔(10)。 优选地,分隔壁塔(10)包括:具有用于浓缩低沸点组分的上部未分隔部分(12)的上部分,其中低沸点组分具有比苯甲酸更低的沸点和用于恢复的出口 的来自塔(10)的低沸点组分的下部,具有用于浓缩高沸点组分的下部不分割部分(14)的下部,其中高沸点组分的沸点高于苯甲酸,并且出口 (10)的高沸点组分的重新形成,并且布置在上部和下部之间的中心部分具有至少一个垂直分隔壁(20),用于将中心部分分成至少一个进料段( 16)和至少一个抽出部分(18),所述进料部分(16)具有用于进料粗苯甲酸(32)的入口,并且所述抽出部分具有用于纯化的苯甲酸(34)的侧向抽出出口。

    A SYSTEM AND PROCESS FOR WATER TREATMENT
    3.
    发明申请
    A SYSTEM AND PROCESS FOR WATER TREATMENT 审中-公开
    一种水处理系统和方法

    公开(公告)号:WO2015043859A2

    公开(公告)日:2015-04-02

    申请号:PCT/EP2014/068115

    申请日:2014-08-27

    Abstract: A system S1 for water treatment is disclosed which comprises a membrane separation unit M1, an extraction unit E1, a decanting unit D1, an organic phase recovery unit O1, a waste water post-processing unit W1, wherein either: (i) a first inlet E100 of the extraction unit E1 is in fluid communication with a first system inlet S100, and a first outlet W200 of the waste water post- processing unit W1 is in fluid communication with a first inlet M100 of the membrane separation unit M1, OR (ii) the first inlet M100 of the membrane separation unit M1 is in fluid communication with the first system inlet S100 and optionally also the first outlet W200 of the waste water post-processing unit W1. The present invention also relates to a process for the water treatment of a feed stream 100 comprising an organic component and an aqueous component to form a recovered organic product 200 and a purified waste water 300, preferably using said system.

    Abstract translation: 公开了一种用于水处理的系统S1,其包括膜分离单元M1,萃取单元E1,倾析单元D1,有机相回收单元O1,废水后处理单元W1,其中:(i)第一 提取单元E1的入口E100与第一系统入口S100流体连通,废水后处理单元W1的第一出口W200与膜分离单元M1的第一入口M100流体连通,OR ii)膜分离单元M1的第一入口M100与第一系统入口S100以及废水后处理单元W1的第一出口W200任选地流体连通。 本发明还涉及用于水处理包含有机组分和水性组分的进料流100的方法,以形成回收的有机产物200和优选使用所述体系的纯化废水300。

    A PROCESS TO PREPARE A CYCLIC OLIGOMER AND A CYCLIC OLIGOMER OBTAINABLE THEREBY
    4.
    发明申请
    A PROCESS TO PREPARE A CYCLIC OLIGOMER AND A CYCLIC OLIGOMER OBTAINABLE THEREBY 审中-公开
    制备循环低聚物和可获得的循环低聚物的方法

    公开(公告)号:WO2014139603A1

    公开(公告)日:2014-09-18

    申请号:PCT/EP2013/074883

    申请日:2013-11-27

    CPC classification number: C08G63/916 C08G63/16 C08G63/181 C08G63/78

    Abstract: A process to prepare a cyclic polyester oligonner composition comprising a cyclic polyester oligomer having furanic units is disclosed. The process comprises the step of reacting a monomer component in the presence of an optional catalyst and/or optional organic base in a ring closing oligomerization step under conditions of a reaction temperature and reaction time sufficient to yield a cyclic polyester oligomer having furanic units. The invention further relates to a cyclic polyester oligomer composition obtainable by said process, wherein the cyclic polyester oligomer composition comprises a cyclic polyester oligomer of structure Y1 or Y2 having furanic units, wherein the composition contains less than 5 %, preferably 3, most preferably 1 weight % of linear oligomeric polyester species in the composition. The present invention further relates also to the use of said cyclic polyester oligomer composition in the production of a polyester polymer.

    Abstract translation: 公开了一种制备包含具有呋喃单元的环状聚酯低聚物的环状聚酯低聚物组合物的方法。 该方法包括在反应温度和反应时间足以产生具有呋喃单元的环状聚酯低聚物的条件下,在闭环低聚步骤的任选催化剂和/或任选的有机碱存在下使单体组分反应的步骤。 本发明还涉及通过所述方法获得的环状聚酯低聚物组合物,其中环状聚酯低聚物组合物包含具有呋喃单元的结构Y1或Y2的环状聚酯低聚物,其中组合物含有小于5%,优选3,最优选1 组合物中线性低聚物种的重量百分比。 本发明还涉及所述环状聚酯低聚物组合物在聚酯聚合物的制备中的用途。

    APPARATUS AND PROCESS FOR DESALINATION OF WATER
    6.
    发明申请
    APPARATUS AND PROCESS FOR DESALINATION OF WATER 审中-公开
    水的脱盐设备和工艺

    公开(公告)号:WO2014023438A1

    公开(公告)日:2014-02-13

    申请号:PCT/EP2013/052847

    申请日:2013-02-13

    Abstract: A process for desalinating water is disclosed. The process comprises the steps of passing a feed stream of saline solution 2' in a first desalination step through a reverse osmosis membrane desalination plant 3' comprising at least one reverse osmosis desalination unit 4' to form a first product water stream 5' having a reduced salt concentration relative to that of the feed stream of saline solution 2' and a first byproduct stream 6' having an increased salt concentration relative to that of the feed stream of saline solution 2' characterized in that the first byproduct stream 6' is passed in a second desalination step through a suspension crystallization unit 7 to form a second product water stream 8 having a reduced salt concentration relative to that of the first byproduct stream 6' and a second byproduct stream 9 having an increased salt concentration relative to that of the first byproduct stream 6'. The invention further relates to an apparatus 1 for carrying out said process. The present invention further relates also to the use of the process or apparatus 1 for the reduction of the volume of the first byproduct stream of a reverse osmosis membrane desalination plant 3', preferably an in-land desalination plant 3', or in a device or plant or process for producing desalinated water, for salt production, for co-production of power and desalinated water, or for air conditioning.

    Abstract translation: 公开了一种用于脱盐水的方法。 该方法包括以下步骤:将第一脱盐步骤中的盐水溶液2'的进料流通过包含至少一个反渗透脱盐单元4'的反渗透膜脱盐设备3'以形成第一产物水流5' 相对于盐溶液2'的进料流减少的盐浓度和相对于盐水溶液2'的进料流具有增加的盐浓度的第一副产物流6',其特征在于第一副产物流6'通过 在通过悬浮结晶单元7的第二脱盐步骤中形成相对于第一副产物流6'具有降低的盐浓度的第二产物水流8和相对于第一副产物流6'具有增加的盐浓度的第二副产物流9 第一副产品流6'。 本发明还涉及一种用于执行所述处理的装置1。 本发明还涉及该方法或装置1用于减少反渗透膜脱盐设备3',优选内陆海水淡化设备3'的第一副产物流的体积或在设备中 或用于生产脱盐水的植物或方法,用于盐生产,用于共同生产电力和脱盐水,或用于空调。

    A METHOD AND AN APPARATUS FOR THE ABSORPTION OF CARBON DIOXIDE
    7.
    发明申请
    A METHOD AND AN APPARATUS FOR THE ABSORPTION OF CARBON DIOXIDE 审中-公开
    一种吸收二氧化碳的方法和装置

    公开(公告)号:WO2013079248A1

    公开(公告)日:2013-06-06

    申请号:PCT/EP2012/070138

    申请日:2012-10-11

    Inventor: DUSS, Markus

    Abstract: The invention relates to a method of performing a carbon dioxide absorption with reduced risk of aerosol formation from a carbon dioxide containing stream in an absorption apparatus having a specific sequence of sections and wherein the method comprises specific steps. Another aspect of the invention relates to a use of a structured packing as part of a carbon dioxide absorption section in an apparatus for the absorption of carbon dioxide, characterized in that the use is in reducing the risk of aerosol formation in a top region of the carbon dioxide-absorption section. Yet another aspect of the invention is a use of an absorption apparatus comprising a specific sequence of sections, wherein the use is for avoiding a super-saturation of a solvent and water and a risk of aerosol formation.

    Abstract translation: 本发明涉及一种在具有特定序列区段的吸收装置中,从含二氧化碳气流形成气溶胶风险降低的二氧化碳吸收方法,其中该方法包括具体步骤。 本发明的另一方面涉及在二氧化碳吸收装置中作为二氧化碳吸收部分的一部分的规定填料的用途,其特征在于,所述用途是降低在二氧化碳的顶部区域中的气溶胶形成的风险 二氧化碳吸收段。 本发明的另一方面是使用包括特定序列区段的吸收装置,其中所述用途是为了避免溶剂和水的过度饱和以及气溶胶形成的风险。

    MEMBRAN MIT EINER PORENFREIEN TRENNSCHICHT, SOWIE VERWENDUNG UND VERFAHREN ZUR HERSTELLUNG EINER MEMBRAN
    8.
    发明申请
    MEMBRAN MIT EINER PORENFREIEN TRENNSCHICHT, SOWIE VERWENDUNG UND VERFAHREN ZUR HERSTELLUNG EINER MEMBRAN 审中-公开
    具有制造膜的孔径自由界面和使用,膜法

    公开(公告)号:WO2012038110A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2011/061405

    申请日:2011-07-06

    Abstract: Die Erfindung betrifft eine Membran mit einer porenfreien Trennschicht umfassend ein Polymergemisch zur Abtrennung von einfachen Alkoholen und Wasser aus ihren Gemischen mit anderen organischen Fluiden mittels Pervaporation oder Dampfpermeation. Erfindungsgemäss besteht das Polymergemisch aus mindestens zwei Polymerkomponenten, die aus der Gruppe der Polymerkomponenten entnommen sind, die aus den folgenden Polymerkomponenten besteht: Polyvinylalkohol, anderen Polymeren wie Poly- N-N-dimethylaminethyl-methacrylat (Poly-DMAEMA), einem Copolymer aus DMAEMA und N-Vinylpyrrolidon (NVP) oder aus DMAEMA und N-Vinylcaprolactam (NVCL), einem Terpolymer aus DMAEMA, NVP und NVCL, oder aus Vinylacetat-Ethylen-Vinylchlorid, oder aus Vinylchlorid-Ethylen-Acrylester oder aus Vinylacetat-Vinylchlorid-Acrylester. Ferner betrifft die Erfindung die Verwendung und ein Verfahren zur Herstellung einer Membran gemäss der Erfindung.

    Abstract translation: 本发明涉及一种具有包括用于简单的醇的分离和水从与通过全蒸发或蒸汽渗透的其它有机液体及其混合物的聚合物混合物中的无孔分离层的膜。 根据本发明,这是从该组的聚合物组分的采取至少两种聚合物组分,其由以下聚合物组分的聚合物混合物:聚乙烯醇,其它聚合物如聚-N,N-二甲基氨基乙基甲基丙烯酸酯(聚DMAEMA),DMAEMA和N的共聚物 乙烯基吡咯烷酮(NVP)或DMAEMA和N-乙烯基己内酰胺(NVCL),DMAEMA,NVP和NVCL,或乙酸乙烯酯 - 乙烯 - 氯乙烯,或氯乙烯 - 乙烯 - 丙烯酸酯或乙酸乙烯酯 - 氯乙烯 - 丙烯酸酯的三元共聚物。 此外,本发明提供了使用和用于根据本发明涉及制备膜的方法。

    CONTACT TRAY FOR A MASS TRANSFER COLUMN
    9.
    发明申请
    CONTACT TRAY FOR A MASS TRANSFER COLUMN 审中-公开
    联系托盘进行大量转运

    公开(公告)号:WO2011141301A2

    公开(公告)日:2011-11-17

    申请号:PCT/EP2011/056843

    申请日:2011-04-29

    CPC classification number: B01D3/163

    Abstract: The valve cover has a guide vane extending laterally and downwardly from the central portion towards and in spaced relation to the tray deck for deflecting a majority of the vapor passing upwardly through an orifice downward towards the tray deck. A de-entrainment device with a downwardly angled deflector in vertical alignment with an orifice in the tray deck may be integrated or not with the valve cover below the tray deck.

    Abstract translation: 阀盖具有从中心部分朝向和间隔开地相对于托盘甲板横向和向下延伸的引导叶片,用于使大部分向上通过孔口的蒸汽偏转向托盘甲板向下。 具有与托盘面板中的孔口垂直对准的向下成角度的偏转器的去夹带装置可以与托盘甲板下方的阀盖一体化。

    MISCH- ODER DISPERGIERELEMENT UND VERFAHREN ZUM STATISCHEN MISCHEN ODER DISPERGIEREN
    10.
    发明申请
    MISCH- ODER DISPERGIERELEMENT UND VERFAHREN ZUM STATISCHEN MISCHEN ODER DISPERGIEREN 审中-公开
    混合或静态混合或分散的分散和方法

    公开(公告)号:WO2011116840A1

    公开(公告)日:2011-09-29

    申请号:PCT/EP2010/065146

    申请日:2010-10-08

    Abstract: Ein Misch- oder Dispergierelement (1, 10, 30, 40, 50, 60, 70), umfasst einen Kanal (2), in welchem ein Einsatzelement (3, 4, 33, 34), welches eine Schaumstruktur enthält, angeordnet ist. Ein statisches Mischelement (5, 6, 35, 36) zur Makrovermischung oder Vordispergierung oder Makrodispergierung ist in dem Kanal (2) zusätzlich zum Einsatzelement (3, 4, 33, 34) zur Mikrovermischung oder Dispergierung angeordnet. Des weiteren wird ein Verfahren zur Erzeugung einer Dispersion mit einem derartigen Misch- oder Dispergierelement beschrieben.

    Abstract translation: 的混合或分散元件(1,10,30,40,50,60,70)包括:(2),其中包含有一个泡沫结构的插入构件(3,4,33,34),被布置在通道中。 静态混合元件(5,6,35,36),以在除了所述插入元件(3,4,33,34)的通道(2)的宏观混合或预分散体或Makrodispergierung布置用于微混合或分散体。 此外,描述了用于生产具有这样的混合或分散的分散体的方法。

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