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- An azeotrope former, toluene, is added to the phenol-water mixture to form a new much easier separation azeotrope to seporate phenol-water mixture completely by azeotropic distillation method... 为此,在苯酚-水物系中加入了一种共沸剂甲苯,用共沸精馏法实现了苯酚-水混合物的分离。分离后的水可以直接送到生化装置进行处理,苯酚回收供反应系统循环使用。
- Absolute ethyl alcohol production by azeotropic distillation method 共沸精馏制备无水乙醇
- The preparation of ultrafine tourmaline powder by azeotropic distillation method 共沸蒸馏法制备电气石超细粉末
- PREPARATION OF NANOMETER SIZED CHROMIUM OXIDE USING PRECIPITATION - AZEOTROPIC DISTILLATION METHOD 沉淀-共沸蒸馏法制备纳米级氧化铬粉体的研究
- Bitumen and bituminous binders - Determination of water content in bitumen emulsions - Azeotropic distillation method 沥青和硬沥青粘合剂。乳化沥青中水含量的测定。共沸蒸馏法
- azeotropic distillation method 共沸蒸馏法
- The separation of meta nitrochlorobenzene from the waste fluid of para ,ortho nitrochlorobenzene production was investigated in this paper.The azeotropic vacuum distillation method was employed. 探讨、分析了对、邻硝基氯苯生产废料中间硝基氯苯的可能分离方法,确定采用恒沸减压精馏法为最佳。
- The principle and methods of azeotropic distillation drying as well as the choice of displacers were discussed. 探讨了共沸蒸馏置换干燥的基本原理、操作方法和置换剂的选择原则。
- Determination of water content.Azeotropic distillation method. 英文名称： Surface active agents and soaps.
- In this article,multiple steady states in ternary homogeneous azeotropic distillation have been studied. 研究三元均相恒沸精馏多定态现象,进行含有多个精馏区域的三角形相图的多定态分析。
- Then studies the mechanisms of film evaporation and azeotropic distillation, in order to get the input variables. 随后，对薄膜蒸发和共沸精馏的机理进行了分析，并结合这两个装置的工艺流程，得到了影响输出的主要输入变量。
- Atmospheric distillation,vacuum distillation and azeotropic distillation processes were used to separate 1,2-dichloropropane from the waste liquor. 采用常压精馏、减压精馏、共沸精馏工艺分离环氧丙烷生产废液中的1,2-二氯丙烷。
- According to process design of azeotropic distillation column of MTBE plant, Commercial application of JCPT tray is introduced. 结合燕化公司MTBE装置扩能改造共沸蒸馏塔的工艺设计,介绍了JCPT塔板的工业应用情况。
- Aspen Plus simulation of different ternary azeotropic distillation system is used to check the feasibility of splits and product composition regions. 用Aspen Plus对不同的三组分共沸系统中跨越精馏单元边界的分离进行模拟分析，模拟结果与上述分析结果一致。
- Effects of Dehydrating Using an Azeotrope Distillation Method on the Precursor Structure and Catalytic Activities for Methanol Synthesis of Catalysts 共沸蒸馏脱水法对铜基甲醇合成催化剂前驱体结构和催化性能的影响
- Water in the precursor was removed by azeotropic distillation with n-butyl alcohol as an entrainer,and then it was dried and calcined to get nanocrystalline ceria. 用碳酸氢铵做沉淀剂,采用化学共沉淀法制备纳米氧化铈的前驱体,并以正丁醇为共沸剂经过共沸精馏除去前驱体中的水分,然后再烘干、煅烧制备了纳米氧化铈晶体。
- The production technology of biodiesel from high acid value waste oil with azeotropic distillation solvent-esterification and transesterification was studied. 研究以高酸值废弃油脂为原料,采用共沸蒸馏溶剂酯化-转酯化法制备生物柴油的技术。
- Studies indicate that chymist coprecipitation annexed azeotropic distillation can better prevent from hard-agglomeration and obtains homodisperse nanoparticle. 研究表明，在共沉淀法中辅以共沸蒸馏过程，可以较好地防止粉体的硬团聚，得到分散均匀的纳米级超细粉体。
- They use a distilling method, right? 用的是蒸馏的方法，对不对？
- Aspen Plus simulation of several quaternary azeotropic distillation systems is used to check the feasibility of splits.The results are in good agreement with the analysis. 用Aspen Plus对多个四组分共沸系统中跨越精馏单元边界的分离进行模拟分析，模拟的结果与上述分析结果一致。
