| 液膜法提取发酵液中的苯丙氨酸：Ⅲ.实际发酵液的萃取 |
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| 引用本文： | 韩伟,邓修.液膜法提取发酵液中的苯丙氨酸：Ⅲ.实际发酵液的萃取[J].华东理工大学学报(自然科学版),1997,23(6):662-668. |
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| 作者姓名： | 韩伟 邓修 |
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| 作者单位： | 华东理工大学化学工程研究所 |
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| 基金项目： | 国家自然科学基金,国家八五科技攻关项目 |
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| 摘 要： | 采用乳化液膜分离法，对苯丙氨酸的实际发酵液进行了间歇式单级萃取，拟三级逆流萃取和连续微分逆流塔式萃取。考察了三种操作形式下液膜萃取效率及乳液稳定性，结果表明了液膜分离的可行性及塔式操作的潜在优势。
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| 关 键 词： | 萃取 苯丙氨酸 乳化液膜 发酵液 液膜法 提取 |
Extraction of Phenylalanine from Fermentation Broth by Liquid Emulsion Membrane(LEM) III.Extraction of Fermentation Broth |
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| Han Wei ,Deng Xiu,Ma Xinsheng,Dai Gance and Shi Yajun.Extraction of Phenylalanine from Fermentation Broth by Liquid Emulsion Membrane(LEM) III.Extraction of Fermentation Broth[J].Journal of East China University of Science and Technology,1997,23(6):662-668. |
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| Authors: | Han Wei Deng Xiu Ma Xinsheng Dai Gance and Shi Yajun |
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| Institution: | Han Wei *,Deng Xiu,Ma Xinsheng,Dai Gance and Shi Yajun |
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| Abstract: | The actual phenylalanine fermentation broth was extracted with a liquid emulsion membrane by batch single stage,simulated three stage counter current and continuous counter current process respectively.The extraction efficiency and the LEM stability of three types of mass transfer modes were investigated.The feasibility of extraction by LEM and the potential advantage of extraction column have been confirmed. |
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| Keywords: | extraction concentration phenylalanine liquid emulsion membrane fermentation broth |
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