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S. J. Kim, Comparison of Methanol with Formamide on Extraction of Nitrogen Heterocyclic Compounds Contained in Model Coal Tar Fraction, Appl. Chem. Eng., 26, 234-238 (2015).
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2 |
S. J. Kim, Comparison of Methanol with Formamide on Extraction of Nitrogen Heterocyclic Compounds Contained in Model Coal Tar Fraction, Appl. Chem. Eng., 26, 234-238(2015).
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3 |
Y. Yamamoto, Y. Sato, T. Ebina, C, Yokoyama, S. Takahasi, Y. Mito, H. Tanabe, N. Nishiguchi and K. Nagaoka, Separation of high purity indole from coal tar by high pressure crystallization, Fuel, 70, 565-566 (1991).
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4 |
Z. Ma, X. Wei, G. Liu, F. Liu, and Z. Zong, Value-added utilization of high-temperature coal tar: A review, Fuel, 292, 119954 (2021).
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5 |
S. J. Kim and Y. J. Chun, Separation of nitrogen heterocyclic compounds from model coal tar fraction by solvent extraction, Sep. Sci. Technol., 40, 2095-2109 (2005).
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X. Zhang, J. Wang, J. Shen, Y. Wang, G. Liu, Y. Niu, and Q. Sheng, Highly efficient extraction of indole from model wash oil by using environmentally benign deep eutectic solvents, Sep. Purif. Technol., 285, 120381 (2022).
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7 |
S. J. Kim, H. C. Kang, and H. J. Jeong, High-purity purification of indole contained in coal tar fraction -separation of close boiling mixtures of indole by solute crystallization-, Appl. Chem. Eng., 21, 238-241 (2010).
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S. J. Kim, H. C. Kang, Y. S. Kim, and H. J. Jeong, Liquid membrane permeation of nitrogen heterocyclic compounds contained in model coal tar fraction, Bull. Korean Chem. Soc., 31, 1143-1148 (2010).
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9 |
S. J. Kim, Y. J. Chun, and H. J. Jeong, Separation and recovery of indole from model coal tar fraction by batch cocurrent 5 stages equilibrium extraction, J. Korean Ind. Eng. Chem., 18, 168-172 (2007).
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T. Jiao, C. Ren, S. Lin, L. Zhang, X. Xu, Y. Zhang, W. Zhang, and P. Liang, The extraction mechanism research for the separation of indole through the formation of deep eutectic solvents with quaternary ammonium salts, J. Mol. Liq., 347, 118325 (2022).
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11 |
Y. Kodera, K. Ukegawa, Y. Mito, M. Komoto, E. Ishikawa, and T. Nagayama, Solvent extraction of nitrogen compounds from coal liquids, Fuel, 70, 765-769 (1991).
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12 |
K. Takeda, K. Uemura, and T. Kobayashi, Hybrid molecular imprinted membranes having selectivity and separation behavior to targeted indole derivatives, Anal. Chim. Acta, 591, 40-48 (2007).
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13 |
A. Nazir, K. Khan, A. Maan, R. Zia, L. Giorno, and K. Schroen, Membrane separation technology for the recovery of nutraceuticals from food industrial streams, Trends Food Sci. Technol., 86, 426-438 (2019).
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