Vladimir V. Klochkov

Hydrothermal upgrading of heavy oil in the presence of water at sub-critical, near-critical and supercritical conditions

Ameen A. Al‐Muntaser, Mikhail A. Varfolomeev, Muneer A. Suwaid et al. · Journal of Petroleum Science and Engineering · 2019 · 116 citations

Hydrothermal Upgrading, Engineering, Supercritical Flow +7

Application of high resolution NMR (1H and 13C) and FTIR spectroscopy for characterization of light and heavy crude oils

Ilfat Z. Rakhmatullin, Sergey V. Efimov, Vladimir A. Tyurin et al. · Journal of Petroleum Science and Engineering · 2018 · 102 citations

Engineering, Heavy Crude Oils, Ftir Spectroscopy +9

Oil dispersed nickel-based catalyst for catalytic upgrading of heavy oil using supercritical water

Richard Djimasbe, Mikhail A. Varfolomeev, Ameen A. Al‐Muntaser et al. · Fuel · 2021 · 73 citations

Chemical Engineering, Catalytic Application, Engineering +9

Determination of preferred conformations of ibuprofen in chloroform by 2D NOE spectroscopy

Ilya A. Khodov, Sergey V. Efimov, Vladimir V. Klochkov et al. · European Journal of Pharmaceutical Sciences · 2014 · 48 citations

Engineering, Biochemistry, Natural Sciences +9

Qualitative and quantitative analysis of oil samples extracted from some Bashkortostan and Tatarstan oilfields based on NMR spectroscopy data

Ilfat Z. Rakhmatullin, Sergey V. Efimov, B.Ya. Margulis et al. · Journal of Petroleum Science and Engineering · 2017 · 48 citations

Engineering, Magnetic Resonance Spectroscopy, Petroleum Chemistry +6