Contents

Theoretical Foundations of Chemical Engineering

Vol. 55, No. 2, 2021

Studying the Kinetics of Mass Transfer in the Distillation of Water Hydrogen Isotopes in the Presence of Urea

N. N. Kulov, A. V. Polkovnichenko, E. V. Lupachev, A. V. Kisel’, A. A. Voshkin and E. P. Magomedbekov p. 207  abstract

Ways to Increase the Energy Efficiency and Reliability of Asynchronous Electric Motors in Chemical Plants

V. P. Meshalkin, S. P. Kurilin, M. I. Dli, V. I. Bobkov and A. S. Fedulov p. 215  abstract

The Current State of Analysis, Synthesis, and Optimal Functioning of Multiproduct Digital Chemical Plants: Analytical Review

A. F. Egorov, T. V. Savitskaya and P. G. Mikhailova p. 225  abstract

Thermodynamic Efficiency of Using a Separating Agent in Distillation Processes

I. A. Sukin, A. I. Balunov and A. M. Tsirlin p. 253  abstract

Heat and Mass Transfer in Drying of a Plate in a Continuous High- and Superhigh-Frequency Electromagnetic Field

S. P. Rudobashta, E. M. Kartashov and G. A. Zueva p. 261  abstract

Chemistry of the Extraction of La(NO3)3 and Ce(NO3)3 from Nitrate Solutions with Mixtures of Tri-n-Octylmethylammonium Nitrate and Tri-n-Butyl Phosphate in Toluene

S. I. Stepanov, Nguyen Thi Yen Hoa, A. M. Chekmarev and A. Yu. Tsivadze p. 270  abstract

Linear Concentration and Temperature Conservation Laws in an Open Nonisothermal Gradientless Chemical Reactor

N. I. Kol’tsov p. 276  abstract

Extraction of Pt(IV) and Pd(II) from Hydrochloric Acid Solutions Using Polypropylene Glycol 425

Yu. A. Zakhodyaeva and I. V. Zinov’eva p. 282  abstract

Phase Equilibria in Alcohol–Ester Systems with Deep Eutectic Solvents Based on Choline Chloride at 293.15 and 313.15 K

A. A. Samarov, M. A. Toikka and A. M. Toikka p. 290  abstract

Determining the Efficiency of Packed Gas Separators of Droplets Taking into Account the Nonuniformity of the Gas Velocity Profile

A. G. Laptev and E. A. Lapteva p. 301  abstract

Developing an Algorithm for the Calculation of a Painting Chamber

V. S. Boldyrev, V. V. Men’shikov, B. B. Bogomolov, S. V. Kuznetsov and A. M. Zubarev p. 307  abstract

Decomposition of Acetylene into Hydrogen and Carbon: Experiments with Internal Combustion Engines and Experiments with a Flow Reactor

M. S. Vlaskin, V. M. Zaichenko, P. V. Belov, A. V. Grigorenko, A. I. Kurbatova, A. V. Eremin and V. E. Fortov p. 315  abstract

On Calculating the Rate of Onset of Fluidization

A. M. Trushin, M. A. Nosyrev, L. V. Ravichev and V. E. Yashin p. 325  abstract

Heat and Hydrogen Management Strategies in an Integrated Autothermal Radial Flow Reactor for Enhancement of Olefin Production

M. Bayat p. 328  abstract

Errata

Erratum to: Tandem Mass Spectrometry in the Technology of Determining Aralosides of Phytoadaptogene Compositions

I. V. Kazeev, O. A. Bocharova, V. E. Shevchenko, R. V. Karpova, E. V. Bocharov, E. V. Uyutova, O. P. Sheychenko, V. G. Kucheryanu and M. A. Baryshnikova p. 341  abstract