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公开(公告)号：US07637965B2
公开(公告)日：2009-12-29
申请号：US11400406
申请日：2006-04-10
IPC分类号： C30B17/00
CPC分类号： C07C51/43 , B01D9/0013 , B01D9/0036 , B01D9/004 , B01D9/0045 , B01D9/005 , B01D9/0063 , C07C51/47 , C07C51/48 , C07C57/04
摘要： A process for operating a hydraulic wash column, in which the position of the buildup front in the wash column is positioned by means of the flow rates of control liquor conducted into the wash column and/or by means of the flow rate of the suspension conducted into the wash column, and the flow rate determination is with the aid of the pressure difference which exists in the column between points in the suspension zone disposed upstream of the buildup front and points in the zone projecting from the buildup front up to the end of the crystal bed.
摘要翻译： 一种用于操作液压清洗柱的方法，其中通过进入洗涤塔的对照液的流速和/或借助于悬浮液的流速来定位洗涤塔中积聚前沿的位置 进入洗涤塔，并且流量确定借助于设置在积聚前沿的上游的悬浮区域中的点之间的柱中存在的压力差和从积聚前端直到末端的区域中的点 水晶床。
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公开(公告)号：US07129376B2
公开(公告)日：2006-10-31
申请号：US10476188
申请日：2002-05-02
IPC分类号： C07C51/42 , C07D207/24
CPC分类号： C07D207/267 , C07C51/43 , C07C51/47 , C07C51/48 , C07C57/04
摘要： The invention relates to a method for the production of a purified melt of a monomer melt obtained by condensation, absorption or extraction in a crystallizer, wherein the inlet to the crystallizer is subjected to a mechanical solid/liquid separation operation.
摘要翻译： 本发明涉及通过在结晶器中冷凝，吸收或萃取获得的单体熔体的纯化熔体的制备方法，其中结晶器的入口进行机械固/液分离操作。
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3.发明授权Process for transporting in the tank of a tank truck or tanker ship a liquid monomer phase withdrawn from a storage vessel 有权在罐车或油罐车的罐中运输的过程是从储存容器中取出的液体单体相公开(公告)号：US08829134B2
公开(公告)日：2014-09-09
申请号：US12053158
申请日：2008-03-21
IPC分类号： C08F2/00 , B01D37/00 , C07C67/56 , C07C67/62 , C07C51/42 , C07C51/47 , C07C45/78 , C07C45/79 , C07C51/50
CPC分类号： C07C45/79 , C07C45/78 , C07C51/42 , C07C51/47 , C07C51/50 , C07C67/56 , C07C67/62 , C07C47/22 , C07C57/04 , C07C69/54
摘要： A process for transporting a liquid monomer phase which has been withdrawn from a storage vessel and comprises methacrylic monomers to an extent of ≧90% by weight, in a tank truck or in a tanker ship, in which the liquid monomer phase is subjected to a separating operation on the route from the storage vessel into the tank of a tank truck or of a tanker ship in order to separate polymer of the monomer present in dissolved form in the liquid monomer phase.
摘要翻译： 一种运输液体单体相的方法，所述液体单体相已经从储存容器中取出并且包含甲基丙烯酸类单体至≥90重量％的程度，在油罐车或油罐船中，其中液体单体相经受 在从储存容器进入罐车或油罐船的罐的路线上分离操作，以将以溶解形式存在的单体的聚合物分离在液体单体相中。
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4.发明授权公开(公告)号：US07319166B2
公开(公告)日：2008-01-15
申请号：US10476187
申请日：2002-05-02
IPC分类号： C07C51/43 , C07D207/00
CPC分类号： C07D207/267 , C07C51/43 , C07C57/04
摘要： The invention relates to a method for purifying a raw melt of at least one monomer by crystallization, wherein suspension crystallization is initially used and the resulting remaining melt or the suspension crystals that have been molten once again and separated are subjected to a mechanical separation operation before undergoing subsequent purification by crystallization.
摘要翻译： 本发明涉及一种通过结晶纯化至少一种单体的原料熔体的方法，其中最初使用悬浮液结晶，并将所得剩余熔体或已经再次熔融并分离的悬浮液晶体进行机械分离操作，然后进行机械分离操作 随后通过结晶进行纯化。
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5.发明授权Process for operating a continuous removal of a target product X in the form of fine crystals of the target product X 有权用于以目标产物X的细晶体的形式连续移除靶产物X的方法公开(公告)号：US08106240B2
公开(公告)日：2012-01-31
申请号：US12208559
申请日：2008-09-11
IPC分类号： C07C51/42
CPC分类号： B01D9/0009 , B01D9/0013 , B01D9/005 , B01D9/0063 , C07C51/43 , C07C57/04
摘要： A process for operating a continuous removal of a target product X in the form of fine crystals of a liquid phase P comprising the target product X and constituents other than the target product X by cooling suspension crystallization in the secondary chamber of an indirect heat exchanger to which liquid phase P flows continuously with simultaneous continuous flow through the primary chamber of the indirect heat exchanger with a coolant, and continuous withdrawal of a crystal suspension S having a degree of crystallization Y from the secondary chamber in two operating states I and II, wherein the coolant temperature is lower, the mass flow of liquid phase P is greater and the molar proportion of the constituents other than the target product X in the liquid phase P in operating state II is greater than in operating state I.
摘要翻译： 通过在间接热交换器的二次室中冷却悬浮液结晶来操作以含有目标产物X和除了目标产物X的成分的液相P的细晶体的形式连续除去目标产物X的方法， 该液相P以连续的流动方式连续流过间接热交换器的主室，并具有冷却剂，并且在两个操作状态I和II中连续取出具有结晶Y的程度的结晶悬浮液， 冷却剂温度较低，液相P的质量流量较大，并且在运行状态II下的液相P中除目标产物X以外的成分的摩尔比例大于运行状态I.
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6.发明授权Device for performing the purifying separation of crystals out of their suspension in a contaminated crystal melt 有权用于在受污染的晶体熔体中从其悬浮液中进行晶体的纯化分离的装置公开(公告)号：US07762404B2
公开(公告)日：2010-07-27
申请号：US10494046
申请日：2002-11-08
CPC分类号： B01D9/0013 , B01D9/0036 , B01D9/004 , B01D9/0045
摘要： An apparatus for separating crystals from their suspension in contaminated crystal melt with purification, in which a hydraulic wash column has distributor aids in a distributor space.
摘要翻译： 一种用于在污染的晶体熔体中从其悬浮液中分离晶体的装置，其中液压清洗柱在分配器空间中具有分配器辅助。
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7.发明授权Method for performing the purifying separation of crystals out their suspension in a mother liquor 有权在母液中进行将其晶体纯化分离出悬浮液的方法公开(公告)号：US07540884B2
公开(公告)日：2009-06-02
申请号：US10494721
申请日：2002-11-08
IPC分类号： B01D9/00
CPC分类号： B01D9/0013 , B01D9/0036 , B01D9/004 , B01D9/0045
摘要： A process for purifying removal of crystals from their suspension in mother liquor by means of a washing column having forced transport in which the process chamber is encased by a metal wall which, on its side facing away from the process chamber, is heated at least along the length of the pure melt zone.
摘要翻译： 用于通过强制运输的洗涤塔净化从母液悬浮液中除去晶体的方法，其中处理室被金属壁包围，金属壁在其远离处理室的一侧至少沿着 纯熔体区域的长度。
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8.发明授权Process for separating acrylic acid present as a main constituent and glyoxal present as a by-product in a product gas mixture of a partial heterogeneously catalyzed gas phase oxidation of a C3 precursor compound of acrylic acid 有权用于分离作为主要成分存在的丙烯酸和乙二醛作为副产物存在于丙烯酸的C3前体化合物的部分非均相催化气相氧化的产物气体混合物中公开(公告)号：US08299299B2
公开(公告)日：2012-10-30
申请号：US12509078
申请日：2009-07-24
申请人： Till Blum , Peter Zurowski , Steffen Rissel , Sylke Haremza , Thorsten Friese , Ulrich Jaeger , Volker Schliephake , Klaus Joachim Mueller-Engel , Ulrich Hammon , Joerg Heilek , Imke Britta Mueller
发明人： Till Blum , Peter Zurowski , Steffen Rissel , Sylke Haremza , Thorsten Friese , Ulrich Jaeger , Volker Schliephake , Klaus Joachim Mueller-Engel , Ulrich Hammon , Joerg Heilek , Imke Britta Mueller
IPC分类号： C07C51/42
CPC分类号： C07C51/252 , C07C51/43 , C07C57/04
摘要： A process for separating acrylic acid present as a main product and glyoxal present as a by-product in a product gas mixture of a partial gas phase oxidation of a C3 precursor compound, in which a liquid phase P is obtained, which consists of acrylic acid to an extent of at least 70% of its weight and, based on the molar amount of acrylic acid present therein, comprises at least 200 molar ppm of glyoxal, in which the glyoxal is separated from the acrylic acid in the liquid phase P by crystallization.
摘要翻译： 将作为主要成分存在的丙烯酸和作为副产物存在的乙二醛的方法分离在得到液相P的C3前体化合物的部分气相氧化的产物气体混合物中，该混合物由丙烯酸 至少其重量的70％的程度，并且基于其中存在的丙烯酸的摩尔量，包含至少200摩尔ppm的乙二醛，其中通过结晶将乙二醛与液相P中的丙烯酸分离 。
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9.发明授权Process for operating a continuous removal of a target product X in the form of fine crystals 有权用于以细晶体的形式连续移除靶产物X的方法公开(公告)号：US07732624B2
公开(公告)日：2010-06-08
申请号：US12208737
申请日：2008-09-11
申请人： Joerg Heilek , Ulrich Hammon , Klaus Joachim Mueller-Engel , Volker Schliephake , Dieter Baumann
发明人： Joerg Heilek , Ulrich Hammon , Klaus Joachim Mueller-Engel , Volker Schliephake , Dieter Baumann
IPC分类号： C07D207/26 , C07C51/43 , C07C7/14
CPC分类号： B01D9/0013 , B01D9/004 , B01D9/005 , B01D9/0063 , C07C7/14 , C07C51/43 , C07C15/08 , C07C57/04
摘要： A process for continuously removing a target product X in the form of fine crystals from a liquid phase P comprising the target product X and constituents other than the target product X by cooling suspension crystallization in an indirect heat transferer, in which the crystal suspension formed is conducted out of the heat transferer first into a mixed buffer tank and, from there, fed to an apparatus for separating the crystal suspension into crystals and liquid phase, and wherein external measures dissipade the oversaturation of the crystal suspension fed to the buffer vessel with target product X.
摘要翻译： 通过在间接热转移体中冷却悬浮液结晶，从包含目标产物X和除了目标产物X的成分的液相P连续除去目标产物X的形式的方法，其中形成的晶体悬浮液为 首先从热转移器中导出到混合缓冲罐中，从那里进料到用于将晶体悬浮液分离成晶体和液相的装置，并且其中外部措施消除了用目标物供给缓冲容器的晶体悬浮液的过饱和 产品X.
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10.发明申请PROCESS FOR CONTINUOUSLY REMOVING A TARGET PRODUCT X IN THE FORM OF FINE CRYSTALS 有权在精细晶体形式下连续去除目标产品X的方法公开(公告)号：US20090076284A1
公开(公告)日：2009-03-19
申请号：US12209594
申请日：2008-09-12
IPC分类号： C07C51/43 , C07C7/14 , C07D207/04
CPC分类号： B01D9/0013 , B01D9/0045 , B01D9/0063 , C07C51/43 , C07C57/04
摘要： A process for continuously removing a target product X in the form of fine crystals from a liquid phase P comprising the target product X and constituents other than the target product X by cooling suspension crystallization in the secondary chamber, into which the liquid phase P flows continuously, of an indirect heat exchanger with simultaneous continuous flow of a coolant through the primary chamber of the indirect heat exchanger and continuous withdrawal of a crystal suspension S having a degree of crystallization Y from the secondary chamber, in which the degree of crystallization Y is adjusted on the basis of a heat balance conducted continuously with the aid of a process computer.
摘要翻译： 从液相P连续除去来自包含目标产物X的液相P和除了目标产物X以外的成分的微晶形式的目标产物X的方法，通过冷却液相P连续流入的二次室中的悬浮液结晶 的间接热交换器，其通过间接热交换器的主室同时连续流动冷却剂，并且从二级室连续取出具有结晶度Y的晶体悬浮液S，其中结晶度Y被调节 基于在过程计算机的帮助下连续进行的热平衡。
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