化学技术与冶金大学
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作者:Yerdos K. Ongarbayev , Yerzhan Imanbayev , Yerbol Tileuberdi ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:The paper presents the results of thermal cracking of natural bitumens of the Beke and Munaily Mola oil sand deposits (Kazakhstan). The data obtained show that the high-molecular components of the bitumen of the Munaily Mola deposit are more easily cracked than those of the ...
作者:Subramanian Sendilvelan , Larissa Sassykova
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:A chemically heated and electrically initiated catalyst in combination with a traditional converter can achieve the Low and Ultra Low Emission Vehicle (ULEV) standards. Experiments are conducted to investigate the impact of the various heating strategies and the system design par...
作者:Kainzhamal I. Omarova , Moldir Zh. Kerimkulova
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:The results of contact interaction of hydrophobic particles, wetting angles of solid surfaces modified by polyelectrolytes and polycomplexes and the part of a surface taken by macromolecules and polycomplexes on adsorption layer were analyzed. The determinative role of the polyco...
作者:Asel K. Toktabayeva , Adilet Zh. Alikulov , Raikhan K. Rakhmetullayeva ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:This work deals with the development of a procedure for the isolation of a complex of biologically active substances from the aerial parts of some plants of Polygonum L. grown up in Kazakhstan and the determination of a possibility of their application to officinal medicine. The ...
作者:Rashid K. Nadirov , Lyazzat A. Mussapyrova
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:The system H2SO4-K2Cr2O7 is examined for leaching copper, zinc and iron from the copper smelter slag. The presence of dichromate has a positive effect on the copper recovery, which reaches 68 % under the following conditions: 0.5 M K2Cr2O7 + 1 M H2SO4, solid-to-liquid ratio ...
作者:Aizhan Omarova , Larissa Sassykova , Marat Tulepov ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:This work presents the study of the conversion of model mixtures of C6-, C14-alkanes and a diesel fraction over ZSM-containing catalyst modified with manganese, lanthanum and zinc additives. Physico-chemical methods, including TEM and IR, are applied for the characterization...
作者:Nazira Chopabayeva
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:The present research focuses on the sorption, the kinetics and the regeneration properties of macroporous lignin ion-exchangers toward rhenium ions depending on the nature and the concentration of the functional groups of the ion-exchangers and the eluents, the metal ions and the...
作者:Larissa Sassykova , Subramanian Sendilvelan , Moldir Telbayeva ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:Еffective selective catalysts deposited on monolithic metal blocks are developed and tested in reactions of dimethyl ether and diisopropyl ether production at atmospheric pressure from methanol and isopropyl alcohol, correspondingly. The catalysts active phase is based on co...
作者:Yermek Aubakirov , Larissa Sassykova , Sendilvelan Subramanian ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:A comparative study of the kinetic regularities of the reduction of aromatic nitro-compounds of a various structure (nitrobenzene, nitrophenols, nitroanilines and p-nitrodiethyl aniline) on Pd and Pd-Pt catalysts deposited on various carries is carried out. Comparative hydrogenat...
作者:Luiza K. Beisembayeva , Oksana I. Ponomarenko , Ilona V. Matveyeva ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2019, Vol.54 (3)UCTM
摘要:Boron compounds are applied in different industries due to their fire retardancy, heat resistance, nonlinear optics and antiwear properties. The extraction of boron from natural waters in the form of boric acid can relieve the increasing consumption of this element. The opti...

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