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    • 4. 发明授权
    • Process and plant for recovering solid reaction products from solutions
    • 从溶液中回收固体反应产物的工艺和设备
    • US08524922B2
    • 2013-09-03
    • US13062006
    • 2009-08-13
    • Thomas GutermuthRobert Szabo
    • Thomas GutermuthRobert Szabo
    • C07D307/34C07C51/16
    • B01D9/0022B01D9/004C07C51/43C07C63/16
    • A process for recovering solid reaction products during partial oxidation of hydrocarbons in a liquid solvent as a reaction medium by multi-stage evaporative crystallization includes determining a final temperature of the multi-stage evaporative crystallization based on a melting point of the solvent. The pressure and temperature of the solvent is reduced in steps via successive crystallization stages until the final temperature is reached. Each of the crystallization stages includes a compressor configured to perform the reducing of the pressure and to withdraw vapors formed. The vapors from the compressor of a lower expansion pressure crystallization stage are introduced into a vapor discharge conduit of a next successive higher expansion pressure crystallization stage upstream of the compressor of the higher expansion pressure crystallization stage.
    • 在通过多级蒸发结晶作为反应介质的液体溶剂中烃的部分氧化期间回收固体反应产物的方法包括基于溶剂的熔点确定多级蒸发结晶的最终温度。 溶剂的压力和温度通过连续的结晶阶段逐步降低,直到达到最终温度。 每个结晶阶段包括被配置为执行压力降低并且抽出形成的蒸气的压缩机。 来自较低膨胀压力结晶阶段的压缩机的蒸汽被引入到在较高膨胀压力结晶阶段的压缩机上游的下一个连续的较高膨胀压力结晶阶段的蒸气排放管道中。
    • 9. 发明申请
    • METHOD AND SYSTEM FOR PRODUCING METHANOL AND DIMETHYL ETHER
    • 用于生产甲醇和二甲醚的方法和系统
    • US20120101312A1
    • 2012-04-26
    • US13379332
    • 2010-06-12
    • Bernd AhlersWaldemar Liebner
    • Bernd AhlersWaldemar Liebner
    • C07C41/18B01J8/00
    • C07C29/80C07C41/09C07C31/04C07C43/04C07C43/043
    • In the production of purified methanol and/or dimethyl ether from crude methanol, the crude methanol is processed in at least one prepurification stage, a first partial stream of the prepurified methanol is supplied to a final methanol purification and a second partial stream of the prepurified methanol is supplied to a reactor and at least partly converted to dimethyl ether. The dimethyl ether recovered is purified in at least one purification stage, wherein non-reacted methanol is withdrawn from the dimethyl ether purification stage and at least partly supplied to the final methanol purification. In this way, both purified methanol and dimethyl ether can be produced in parallel, wherein the quantities of both products obtained are flexibly adjustable.
    • 在从粗甲醇中生产纯化的甲醇和/或二甲醚的过程中,将粗甲醇在至少一个预纯化阶段进行处理,将第一部分流的预纯化甲醇供应至最终的甲醇纯化和第二部分流 将甲醇供应至反应器并至少部分转化为二甲醚。 回收的二甲醚在至少一个纯化阶段被纯化,其中从二甲醚纯化阶段取出未反应的甲醇,并至少部分地供应到最终的甲醇纯化。 以这种方式,可以并行生产纯化的甲醇和二甲醚,其中获得的两种产物的量都是可调节的。