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- salt extractive distillation 加盐萃取精馏
- This work investigates the improved relative volatility at infinite dilution due to the addition of salt for extractive distillation processes. 根据定标粒子理论基本方程的建立过程,导出了萃取精馏分离过程盐效应常数与加盐前后无限稀释相对挥发度之间的关系。
- The influence on separating non polar systems of C4 fractions by extractive distillation with addition of salt in terms of relative volatility at infinite dilution was studied. 以C4为例利用无限稀释相对挥发度的试验测定结果,研究加盐萃取精馏分离非极性体系的影响规律。试验研究表明,溶剂加盐能够提高C4组份之间的相对挥发度,且比一般有机溶剂效果明显;
- In order to recover acetonitrile and propyl alohol from waste pharmaceatical liquor,seperation of acetonitrile - propyl alohol system using extractive distillation with salt has been studied. 为了从制药废料中回收乙腈和正丙醇,研究了加盐萃取精馏分离法在分离乙腈-正丙醇中的应用,设计了工艺流程,确定了工艺条件。
- Extractive Distillation with Salt 有加盐萃取精馏
- salt effect extractive distillation 加盐萃取精馏
- extractive distillation with added salt 加盐萃取
- This paper proposes a new mode of batch extractive distillation with two stills and two solvent inlets. 摘要提出了带有塔底回收釜及双溶剂进口的间歇萃取精馏操作方式。
- Bernd Heida,Ellerstadt.Method and device for extractive distillation[P].USP:20050199482,2005-09-15. 雷志刚;李成岳;季生福;等.;一种萃取精馏分离叔丁醇和水的方法[P]
- Simulation of an acrylonitrile extractive distillation column demonstrated the efficiency of the proposed method. 通过对某丙烯腈萃取精馏塔的稳态仿真，充分证实了这种模型化方法的优越性。
- The separation of azeotrope formed by methanol and DMC has been investigated by extractive distillation. 采用萃取精馏法对甲醇-碳酸二甲酯二元恒沸物进行了分离；
- The industrial application of a new benzene extractive distillation technology on reforming plant is presented. 摘要报导了苯抽提蒸馏技术新工艺在连续重整工业装置上的应用。
- A new process for separating propylene and propane in ethylene production using extractive distillation with aqueous ACN was put forward. 对乙烯生产工艺中丙烷和丙烯的分离进行了研究 ,提出以含水乙腈为萃取剂的萃取精馏新工艺。
- Also the normal distillation column and extractive distillation column are set up,and experiments are done to testify the whole distillation process... 还建立了普通精馏塔和萃取精馏塔小试实验装置,对全工艺流程逐塔进行热态研究,验证了其工业可行性。
- The separation of hexafluoropropylene oxide (HFPO) from hexafluoropropylene (HFP) by an extractive distillation has been researched. 本文对全氟丙烯(HFP)和全氟环氧丙烷(HFPO)混合物的分离进行了研究。
- A batch extractive distillation process with mixed solvents was studied experimentally in a middle-vessel batch distillation column. 摘要采用一个带有中间贮罐的间歇精馏实验塔，对混合溶剂间歇萃取精馏过程进行了实验研究。
- In recent years, N-formylmorpholine( NFM) and its mixture are gradually used as solvent in industry to separate n-butene and butane by extractive distillation. 近年来,利用N-甲酰吗啉(NFM)及其混合溶剂萃取精馏分离正丁烯与丁烷的工艺逐渐得到工业应用。
- A new corresponding optimal revamping for batch extractive distillation(BED) in ethanol purification,which adds a reboiler and an additional storage tank,was put forward. 针对分批萃取精馏法回收无水乙醇原有工艺流程中存在的问题,提出了优化方案。
- The salt selection, salt effects on Liquid-Liquid Equilibria (LLE) and salt extraction of 2-methylpyrazine-water mixtures were studied by theoretical analysis and experiment. 本文通过理论分析与实验相结合的方法,主要研究了盐效分离盐的选择、加盐液液相平衡的研究以及2-甲基吡嗪-水混合物加盐萃取工艺的研究。
- The aim of this work is to simulate and examine a batch extractive distillation process for purification of dimethyl carbonate (DMC) from the DMC-MEOH azeotropic system. 摘要采用过程模拟与实验结合的方法，选用碳酸乙烯酯作萃取剂，采取间歇萃取精馏的方法研究回流比、萃取剂进料温度等对分离甲醇-碳酸二甲酯恒沸物的影响。
