Home
→
Browsing by Author

Browsing by Author "Rakhmatullin I.Z."

Now showing items 1-9 of 9

Deep Insights into Heavy Oil Upgrading Using Supercritical Water by a Comprehensive Analysis of GC, GC-MS, NMR, and SEM-EDX with the Aid of EPR as a Complementary Technical Analysis

Djimasbe R.; Varfolomeev M.A.; Al-Muntaser A.A.; Yuan C.; Suwaid M.A.; Feoktistov D.A.; Rakhmatullin I.Z.; Milovankin A.A.; Murzakhanov F.; Morozov V.; Gafurov M.; Farhadian A.; Davletshin R.R. (2021)

Upgrading of heavy oil in supercritical water (SCW) was analyzed by a comprehensive analysis of GC, GC-MS, NMR, and SEM-EDX with the aid of electron paramagnetic resonance (EPR) as a complementary technical analysis. The ...
Diagrams of the Lamellar Liquid Crystal Phase in Systems Based on n-Alkyl-poly (ethylene) Glycols (C<inf>8</inf>E<inf>5</inf> and C<inf>12</inf>E<inf>5</inf>) and n-Octanol Determined by <sup>1</sup>H NMR Spectroscopy

Klochkov V.V.; Rakhmatullin I.Z.; Il’yasov K.A.; Klochkov A.V. (2020)

© 2020, Springer Science+Business Media, LLC, part of Springer Nature. The two lyotropic liquid crystalline media based on n-alkyl-poly (ethylene) glycols (C8E5 and C12E5) and n-octanol for partial alignment of organic ...
In-situ catalytic upgrading of heavy oil using oil-soluble transition metal-based catalysts

Suwaid M.A.; Varfolomeev M.A.; Al-muntaser A.A.; Yuan C.; Starshinova V.L.; Zinnatullin A.; Vagizov F.G.; Rakhmatullin I.Z.; Emelianov D.A.; Chemodanov A.E. (2020)

© 2020 Elsevier Ltd In this study, oil-soluble transition metal-based catalysts (Fe, Co, Ni) are proposed for catalyzing aquathermolysis reactions in steam injection process for heavy oil production to achieve in-situ ...
Intensification of the steam stimulation process using bimetallic oxide catalysts of MFe<inf>2</inf>O<inf>4</inf> (M = Cu, Co, Ni) for in-situ upgrading and recovery of heavy oil

AL-Rubaye A.H.; Suwaid M.A.; Al-Muntaser A.A.; Varfolomeev M.A.; Rakhmatullin I.Z.; Hakimi M.H.; Saeed S.A. (2021)

In this study, bimetallic catalysts based on transition metals CuFe2O4, CoFe2O4 and NiFe2O4 are proposed for catalyzing aquathermolysis reaction during steam-based EOR method to improve in-situ heavy oil upgrading. All ...
Isobornanyl sulfoxides and isobornanyl sulfone: Physicochemical characteristics and the features of crystal structure

Lodochnikova O.A.; Islamov D.R.; Gerasimova D.P.; Zakharychev D.V.; Saifina A.F.; Pestova S.V.; Izmest'ev E.S.; Rubtsova S.A.; Pavelyev R.S.; Rakhmatullin I.Z.; Klochkov V.V.; Ostolopovskaya O.V.; Nikitina L.E.; Rollin P. (2021)

The physico-chemical characteristics and crystal structure of newly synthesized isobornanyl sulfoxides and sulfone are presented. After purification, diastereomeric sulfoxides were obtained in a 2:1 eutectic ratio, which ...
NMR chemical shifts of carbon atoms and characteristic shift ranges in the oil sample

Rakhmatullin I.Z.; Efimov S.V.; Klochkov A.V.; Gnezdilov O.I.; Varfolomeev M.A.; Klochkov V.V. (2021)

Application of high resolution 13C nuclear magnetic resonance (NMR) spectroscopy to characterize crude oil was demonstrated. The chemical shifts of 13C NMR functional groups that determine the composition of the oil sample ...
Phase diagrams of new lamellar liquid crystalline systems based on <sup>2</sup>H NMR spectroscopy data

Klochkov V.V.; Rakhmatullin I.Z.; Efimov S.V.; Klochkov A.V. (2021)

Lyotropic liquid crystals based on cetylpyridinium chloride (or bromide) and n-hexanol were examined by NMR spectroscopy. The partial molecule ordering, residual dipolar couplings as well as the conditions (component ...
The Affect of Gadolinium Ion on Micelles and Reverse Micelles by NMR Spectroscopy

Tarasov A.S.; Rakhmatullin I.Z.; Shurshalova G.S.; Klochkov A.V.; Il’yasov K.A.; Klochkov V.V. (2021)

Paramagnetic gadolinium ions are used as one of the possible contrast agents for magnetic resonance imaging. Contrast agents interact with living cells. An interesting task is to determine how the interaction between the ...
Transformation of resinous components of the ashalcha field oil during catalytic aquathermolysis in the presence of a cobalt-containing catalyst precursor

Mukhamatdinov I.I.; Salih I.S.S.; Rakhmatullin I.Z.; Sviridenko N.N.; Pevneva G.S.; Sharma R.K.; Vakhin A.V. (2021)

The aim of this work was to study the fractional composition of super-viscous oil resins from the Ashalcha field, as well as the catalytic aquathermolysis product in the presence of a cobalt-containing catalyst precursor ...

Now showing items 1-9 of 9

Search DSpace

Advanced Search

Browse

All of Kazan Federal University Digital Repository

Browsing by Author "Rakhmatullin I.Z."

Browsing by Author "Rakhmatullin I.Z."

Search DSpace

Browse

All of Kazan Federal University Digital Repository

My Account