Effect of the structured packing height on efficiency of freons mixture separation in a large-scale model of distillation columnAleksandr Pavlenko, Vladimir Zhukov, Nikolay Pecherkin, Aleksandr Nazarov, Xingang Li, Mingyan Liu, Hong Sui and Hong LiMATEC Web Conf., 115 (2017) 08003DOI: https://doi.org/10.1051/matecconf/201711508003