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    • 2. 发明授权
    • Process for the production of anhydrides
    • 酸酐生产工艺
    • US08937190B2
    • 2015-01-20
    • US13580108
    • 2012-02-03
    • Simon Nicholas Tilley
    • Simon Nicholas Tilley
    • C07D307/34C07C65/00C07C51/54B01J8/02B01J8/06B01J19/24C07D307/60B01J23/22B01J27/198
    • C07C51/54B01J8/0285B01J8/067B01J19/2485B01J23/22B01J27/198B01J35/04B01J2208/00814C07D307/60
    • In a process for producing anhydrides in a tubular reactor, gaseous reactants are passed downwardly through at least one reactor tube to a catalyst carrier where they pass into a passage defined by an inner perforated wall of a catalyst container before passing radially through the catalyst bed towards a perforated outer container wall. The reaction occurs as gas contacts the catalyst. Unreacted reactant and product exits the container though the perforated outer wall and then upwardly between an inner surface of a container skirt and the outer wall of the container and then over the end of the skirt and caused to flow downwardly between the outer surface of the skirt and the inner surface of the reactor tube where heat transfer takes place. These steps are repeated at any subsequent catalyst carrier product is then removed from the reactor outlet.
    • 在管式反应器中生产酸酐的方法中,气态反应物通过至少一个反应器管道向下通过催化剂载体,在催化剂载体中,其通过催化剂容器的内部穿孔壁限定的通道中,然后通过催化剂床径向通过催化剂床 穿孔外容器壁。 反应随着气体与催化剂接触而发生。 未反应的反应物和产物通过穿孔的外壁离开容器,然后在容器裙部的内表面和容器的外壁之间向上离开容器,然后超过裙部的端部并且在裙部的外表面之间向下流动 以及发生热传递的反应管的内表面。 在随后的任何催化剂载体产物随后从反应器出口移出时重复这些步骤。
    • 3. 发明申请
    • Process For Producing Fatty Alcohols From Fatty Acids
    • 从脂肪酸生产脂肪醇的方法
    • US20140323773A1
    • 2014-10-30
    • US13884815
    • 2012-11-01
    • Davy Process Technology Limited
    • Paul AppletonMichael Anthony WoodRobert Wild
    • C07C29/128
    • C07C29/1285C07C29/128C07C29/149C07C31/125C07C67/03C07C67/08C07C69/26C07C69/24
    • In a process for the production of fatty alcohol(s) a fatty acid or fatty acid mixture is subjected to esterification with a lower alkanol to form a stream comprising the corresponding lower alkyl ester or esters. The stream is vaporised and subjected to hydrogenation to form a stream comprising fatty alcohol(s) and an amount of unconverted lower alkyl ester(s). This stream is subjected to transesterification in a wax ester reactor in the presence of a solid transesterification catalyst. Fatty alcohol(s) and wax ester(s) are then separated by distillation to yield a fatty alcohol(s) product and a stream comprising wax ester(s). The stream of wax ester(s) is passed to a second hydrogenation zone to effect hydrogenation in the liquid phase to revert the wax ester(s) to fatty alcohol(s), which are returned to the distillation separation step.
    • 在生产脂肪醇的方法中,脂肪酸或脂肪酸混合物用低级烷醇进行酯化以形成包含相应的低级烷基酯或酯的料流。 将该物流汽化并进行氢化以形成包含脂肪醇和一定量的未转化的低级烷基酯的物流。 在固体酯交换催化剂存在下,将该料流在蜡酯反应器中进行酯交换。 然后通过蒸馏分离脂肪醇和蜡酯,得到脂肪醇产物和包含蜡酯的物流。 将蜡酯流送入第二氢化区以在液相中进行氢化以将蜡酯还原成脂肪醇,将其返回至蒸馏分离步骤。
    • 7. 发明申请
    • PROCESS FOR THE PRODUCTION OF SUBSTITUTE NATURAL GAS
    • 生产替代天然气的过程
    • US20130210938A1
    • 2013-08-15
    • US13805940
    • 2011-06-27
    • Philip Henry Donald EastlandJonathan Geoffrey GavinDavid Andrew Walker
    • Philip Henry Donald EastlandJonathan Geoffrey GavinDavid Andrew Walker
    • C10L3/08
    • C10L3/08
    • In a process for the production of substitute natural gas, a feed gas is provided to a first and/or second and/or subsequent bulk methanator. The feed gas is subjected to methanation in the presence of a suitable catalyst. An at least partially reacted stream from the first bulk methanator is removed and supplied to the second and/or subsequent bulk methanator where it is subjected to further methanation. A product stream from the final bulk methanator is passed to a trim methanator train where it is subjected to further methanation. A recycle stream is removed downstream of the first, second or subsequent bulk methanator, and, in any order, passed through a compressor, subjected to cooling and then supplied to a trim and/or recycle methanator for further methanation before being recycled to the first and/or second and/or subsequent methanator.
    • 在生产替代天然气的方法中,将进料气体提供给第一和/或第二和/或随后的主体甲烷化器。 进料气体在合适的催化剂存在下进行甲烷化。 去除来自第一批量甲烷化器的至少部分反应的物流并将其供应到第二和/或随后的主体甲烷化器中,在那里进行甲烷化。 来自最终的大量甲烷化器的产物流被送到修剪甲烷化器列,在那里进行进一步甲烷化。 在第一,第二或随后的主体甲烷化器的下游除去再循环流,并以任何顺序通过压缩机,进行冷却,然后供给到装饰和/或再循环甲烷化器中进一步甲烷化,然后再循环至第一 和/或第二和/或其后的甲烷化器。
    • 8. 发明申请
    • Process And System For The Separation Of Carboxylic Acids From A Slurry
    • 从浆液中分离羧酸的方法和系统
    • US20130190530A1
    • 2013-07-25
    • US13700698
    • 2011-06-22
    • Julian Stuart GrayMichael William WinterAndrea Gnagnetti
    • Julian Stuart GrayMichael William WinterAndrea Gnagnetti
    • C07C51/42B01D33/58
    • C07C51/42B01D33/58C07C51/43C07C63/24C07C63/26
    • In a process for the separation of carboxylic acid from a slurry in a solvent, a slurry with crystals of carboxylic acid is supplied to a filter operating at pressure and at a temperature above the atmospheric boiling point of the solvent. Inert gas is mixed with the solvent and the mixture is supplied to the filter. A cake of separated crystals is removed from the filter. Inert gas removed from the filter is not recycled. In a system for performing such separation, a pressure filter device has a slurry inlet, and an outlet. Means for mixing inert gas and solvent, and means for supplying the mixture to the pressure filter are provided. The pressure filter device is configured to operate at pressure and at a temperature above the atmospheric boiling point of the solvent. The system does not include means for recycling inert gas removed from the filter.
    • 在将羧酸从溶剂中的浆料中分离的方法中,将具有羧酸结晶的浆料供给到在高于溶剂的常压沸点的压力和温度下操作的过滤器。 将惰性气体与溶剂混合,将混合物供入过滤器。 分离的晶体的滤饼从过滤器中除去。 从过滤器中除去的惰性气体不能回收利用。 在用于进行这种分离的系统中,压力过滤装置具有浆料入口和出口。 提供用于混合惰性气体和溶剂的方法,以及用于将混合物供给到压力过滤器的装置。 压力过滤装置构造成在高于溶剂的常压沸点的压力和温度下操作。 该系统不包括用于回收从过滤器去除的惰性气体的装置。
    • 9. 发明授权
    • Process and plant
    • 工艺和植物
    • US08101142B2
    • 2012-01-24
    • US10158752
    • 2002-05-30
    • Philip Henry Donald Eastland
    • Philip Henry Donald Eastland
    • B01J8/04C07C27/00
    • C12C11/02B01J8/0407B01J8/043B01J8/0442B01J8/0449B01J8/0488C07C29/152C07C31/04
    • A reactor system, plant and a process for the production of methanol from synthesis gas is described in which the reactor system comprises: (a) a first reactor adapted to be maintained under methanol synthesis conditions having inlet means for supply of synthesis gas and outlet means for recovery of a first methanol-containing stream, said first reactor being charged with a first volume of a methanol synthesis catalyst through which the synthesis gas flows and on which in use, partial conversion of the synthesis gas to a product gas mixture comprising methanol and un-reacted synthesis gas will occur adiabatically; and (b) a second reactor adapted to be maintained under methanol synthesis conditions having inlet means for supply of the gaseous first methanol-containing stream, outlet means for recovery of a second methanol-containing stream and cooling means, said second reactor being charged with a second volume of a methanol synthesis catalyst through which the gaseous first methanol-containing stream flows and on which, in use, further conversion of the synthesis gas to a product gas mixture comprising methanol will occur.
    • 描述了一种用于从合成气生产甲醇的反应器系统,设备和方法,其中反应器系统包括:(a)适于在甲醇合成条件下保持的第一反应器,其具有用于供应合成气和出口装置的入口装置 用于回收第一含甲醇的物流,所述第一反应器装有第一体积的合成气体流过甲醇合成催化剂,在使用中,合成气部分转化成包含甲醇的产物气体混合物, 未反应的合成气将绝热发生; 和(b)适于在甲醇合成条件下保持的第二反应器,其具有用于供应气体的第一含甲醇流的入口装置,用于回收第二含甲醇流和冷却装置的出口装置,所述第二反应器装有 第二体积的甲醇合成催化剂,气态第一含甲醇流通过该催化剂流动,并且在使用中将进一步将合成气转化为包含甲醇的产物气体混合物。