Examining an essential factor in liquid-liquid extraction columns: Evaluating the mass transfer coefficients critically

M Asadollahzadeh, R Torkaman - International Communications in Heat …, 2025 - Elsevier
Understanding process design consists of four key stages: reactive phase equilibria, micro-
kinetic factors, macro-kinetic impacts, and equipment selection and design. The design of …

Experimental investigation of emulsion phase holdup in uranium extraction with emulsion liquid membrane technique by a pulsed packed extraction column

F Khoshgu-Fatmeh-Sary, A Rashidi, J Safdari… - Progress in Nuclear …, 2025 - Elsevier
In this paper emulsion liquid membrane technique (ELM) has been used for extraction of
Uranium from a Nitric acid matrix using a pulsed packed column for the first time. In this …

Reactive extraction evaluation for vanadium (V) removal in the MRDC column using axial dispersion and central composition approach

B Shakib, M Asadollahzadeh, M Outokesh… - Korean Journal of …, 2022 - Springer
Reactive extraction development was investigated to extract vanadium ions from sulfate
solution in the modified rotating disc column (MRDC). It was found from batch experiments …

Establishing forward mixing model to mass transfer overview in multi-impeller agitated column for rare Earth extraction process

R Torkaman, MRA Rovais, M Asadollahzadeh… - Scientific Reports, 2024 - nature.com
The current study develops comprehensive mass transfer models to optimize the rare earth
extraction. A plug flow, axial dispersion, backflow, forward mixing-based mass transfer …

Mass transfer performance of pulsed disk and doughnut column (PDDC) in the extraction of active ingredients in peppermint extract obtained by hot percolation

ZS Hosseini, H Bahmanyar… - … Canadian Journal of …, 2024 - Wiley Online Library
The active ingredients in peppermint are widely used in the pharmaceutical, food, cosmetic,
and other industries. The traditional methods for producing peppermint extract through …