Contents

Solid Fuel Chemistry

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Vol. 54, No. 4, 2020

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Biological Activity of Native and Modified Humic Acids

S. I. Zherebtsov, N. V. Malyshenko, K. S. Votolin, K. M. Shpakodraev and Z. R. Ismagilov p. 191  abstract

Morphological Characteristics of Noble Metals in the Combustion Products of Coals from the Arkhara–Boguchan Deposit (Amur River Region)

A. P. Sorokin, V. A. Chanturiya, O. A. Ageev and S. V. Dugin p. 196  abstract

Kinetics of Cavitation of an Intermediate Fraction of Coal Tar

N. Zh. Balpanova, A. Tusipkhan, A. M. Gyul’maliev, F. Ma, A. Zh. Kyzkenova, D. E. Aitbekova, Z. S. Khalikova, G. G. Baikenova and M. I. Baikenov p. 208  abstract

Application of Nanoheterogeneous Molybdenum Sulfide Catalysts to the Hydrofining of the Semicoking Tar of Coal from the Shubarkul Deposit

N. T. Smagulova, Zh. K. Kairbekov, A. S. Maloletnev, L. K. Kudreeva and A. N. Sabitova p. 214  abstract

Effect of the O-Alkylation of Brown Coal with n-Butanol on the Yield and Composition of Bitumoids

K. M. Shpakodraev, S. I. Zherebtsov, N. V. Malyshenko and Z. R. Ismagilov p. 219  abstract

Thermal Effects during Biomass Torrefaction

V. M. Zaichenko, A. Yu. Krylova, G. A. Sytchev and A. L. Shevchenko p. 228  abstract

Influence of Different Factors on the Sorption of Metals (Co²⁺ and Ni²⁺) by Modified Sodium Humate

U. Zh. Dzhusipbekov, G. O. Nurgalieva, A. K. Shakirova, Z. K. Bayakhmetova and A. S. Taubaeva p. 232  abstract

A Parametric Study of an Experimental Gasifier by Taguchi Methods

A. Bounaceur, L. P. Gautherot, V. Tschamber, G. Trouve, C. Schoennenbeck, A. I. Kangash and P. A. Maryandyshev p. 239  abstract

Errata

Erratum to: Kinetic Analysis of the Thermal Decomposition of Lowland and High-Moor Peats

S. I. Islamova, S. S. Timofeeva, A. R. Khamatgalimov and D. V. Ermolaev p. 251  abstract

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