Kazan state Federal University E-Archive :: Browsing by Author "Eskin A."

A comparative study of heavy oil oxidation thermal behavior in the presence of Cu-Mn tallates

Khelkhal M.; Eskin A.; Vakhin A. (2019)

© Published under licence by IOP Publishing Ltd. Heavy oil in-situ combustion process has many benefits among other thermal enhancing oil recovery methods. However, its application is still a complex task due to the irregular ...

A comparative study of two Mississippian dolostone reservoirs in the Volga-Ural Basin, Russia

Kolchugin A.; Immenhauser A.; Morozov V.; Walter B.; Eskin A.; Korolev E.; Neuser R. (2020)

© 2020 Elsevier Ltd A significant proportion of the remaining oil reserves worldwide is concentrated in dolostone rock bodies. The present paper focuses on Tournaisian and Visean limestones and geologically younger diagenetic ...

Accessory mineralization of dolomite reservoirs as the factor of fluids variability composition

Eskin A.; Korolev E.; Bakhtin A.; Kolchugin A.; Barieva E. (2017)

© SGEM2017. All Rights Reserved. Oil-saturated Visean dolomite reservoirs were studied from the Tatarstan Republic, east of Russian platform. The main methods of study were X-ray and SEM analysis. Dolomite forms interstratified ...

Alkali activation of russian calcined medium-grade clay: Influence of naoh concentration

Rakhimova N.; Morozov V.; Eskin A. (2021)

The object of this study was to investigate how 5–14 M NaOH concentrations affect the mechanical properties, amorphous-crystalline phase transformations, and composition of the reaction product of alkali-activated calcined ...

Application of thermal investigation methods in developing heavy-oil production technologies

Vakhin A.; Morozov V.; Sitnov S.; Eskin A.; Petrovnina M.; Nurgaliev D.; Kayukova G.; Romanov G.; Yusupova T. (2015)

© 2015 Springer Science+Business Media New York. The feasibility of applying thermal analysis to study of oil-containing rocks and organic matter is reviewed. Using heavy crudes from the Ashal'cha and Mordovo-Karmal fields, ...

Carbonate formation of the Lower Carboniferous in central part of Volga-Ural basin

Kolchugin A.; Morozov V.; Korolev E.; Eskin A. (2014)

Carbonate rocks of the Lower Carboniferous (Tournaisian stage) of the central Volga-Ural basin (the eastern portion of the East European platform) are of practical scientific interest to geologists, particularly because ...

Catalytic Combustion of Heavy Oil in the Presence of Manganese-Based Submicroparticles in a Quartz Porous Medium

Galukhin A.; Khelkhal M.; Eskin A.; Osin Y. (2017)

© 2017 American Chemical Society. We synthesized manganese oxide(II) submicroparticles stabilized with oleic acid and used them as oil-dispersible catalyst precursor promoting a heavy oil oxidation process. Size, morphological ...

Change in Magnetic Properties of Reservoir Rocks During In-Situ Combustion of Crude

Kuzina D.; Nurgaliev D.; Morozov V.; Eskin A.; Utemov E. (2015)

© 2015 Springer Science+Business Media New York The pattern of degree of change in rock magnetization on heating is shown, based on thermomagnetic and thermal analysis of rock samples from Permian asphalt deposits. When ...

Change in magnetic properties of reservoir rocks during in-situ combustion of crude

Kuzina D.; Nurgaliev D.; Morozov V.; Eskin A.; Utemov E. (2015)

© 2015 Springer Science+Business Media New York. The pattern of degree of change in rock magnetization on heating is shown, based on thermomagnetic and thermal analysis of rock samples from Permian asphalt deposits. When ...

Changing of carbonate reservoir rocks on the final phase evolution petroleum geofluid systems

Korolev E.; Morozov V.; Kolchugin A.; Eskin A.; Nurieva E. (2015)

The authors studied conditions of changing carbonate reservoir rocks of Tournaisian stage in phase of water-flooding of oil reservoirs. We studied the sequence of changes in the pore volume in the limestone caused by oil ...

Comparative Kinetic Study on Heavy Oil Oxidation in the Presence of Nickel Tallate and Cobalt Tallate

Khelkhal M.; Eskin A.; Mukhamatdinov I.; Feoktistov D.; Vakhin A. (2019)

© 2019 American Chemical Society. A remarkable feature of heavy oil oxidation during the in situ combustion process is the difficulty in maintaining combustion front to flow throughout the reservoir. Recent developments ...

Composition features of hydrocarbons and rocks of Domanic deposits of different oil fields in the Tatarstan territory

Mikhailova A.; Kayukova G.; Vakhin A.; Eskin A.; Vandyukova I. (2019)

© 2019, © 2019 Taylor & Francis Group, LLC. Study was conducted of rocks composition and its extracted moving hydrocarbons from Domanic deposits of Tatarstan, differing in location and occurrence depth from 1379 to 1891 ...

Crystal chemical and geochemical features of genetically different paleozoic dolomites in the Volga–Ural region

Kuznetsov V.; Morozov V.; Eskin A.; Kolchugin A. (2017)

© 2017, Pleiades Publishing, Inc.The comparative analysis of primary sedimentary and secondary catagenetic dolomites revealed that they differ in many typomorphic properties. Sedimentary dolomites are characterized by the ...

Diagenetic changes of sandstone reservoir of Ashalchinskoye bitumen deposit

Korolev E.; Bakhtin A.; Eskin A.; Hanipova R. (2016)

Ashalchinskoye bitumen deposit is located at a depth of 80-200 m under the surface and use as an example of upward inversion of oilwater fluids. In tectonic terms, it is confined to the regional fault zone, complicating ...

Diagenetic dolomite reservoirs in carboniferous rocks of Melekess depression and South-Tatar arch

Korolev E.; Morozov V.; Eskin A.; Kolchugin A. (2016)

It was studied secondary dolomite reservoirs in Carboniferous oil saturated carbonate rocks from the Melekess depression and South-Tatar arch. It was revealed three morphological types of non-anticlinal dolomite traps: ...

Differential scanning calorimetric study of heavy oil catalytic oxidation in the presence of manganese tallates

Khelkhal M.; Eskin A.; Sharifullin A.; Vakhin а. (2019)

© 2019, © 2019 Taylor & Francis Group, LLC. Metal tallates are attracting increasing interest in thermal enhanced oil recovery. Biodegraded heavy oil catalytic oxidation was investigated in the presence of manganese ...

Dolomite reservoir rocks of the bashkirian stage on the southern slope of the South-Tatarian arch

Korolev E.; Nurgalieva N.; Smelkov V.; Eskin A.; Kalcheva A. (2015)

The southern slope of South-Tatarian Arc contains a lot of oil deposits in the Upper Paleozoic including old deposits in the Devonian and the Lower Carboniferous rocks and new deposits in the Middle Carboniferous rocks, ...

Effect of the Natural Minerals Pyrite and Hematite on the Transformation of Domanik Rock Organic Matter in Hydrothermal Processes

Kayukova G.; Mikhailova A.; Kosachev I.; Eskin A.; Morozov V. (2019)

© 2019, Pleiades Publishing, Ltd. Abstract: The effect of the natural minerals pyrite and hematite as a catalyst on the efficiency in destruction of the organic matter of Domanik rock, rich in organic matter, at a temperature ...

Euxinia as a dominant process during OAE1a (Early Aptian) on the Eastern Russian Platform and during OAE1b (Early Albian) in the Middle Caspian

Zorina S.; Pavlova O.; Galiullin B.; Morozov V.; Eskin A. (2017)

© 2016, Science China Press and Springer-Verlag Berlin Heidelberg.A detailed study of the mineral composition and microstructure of the black shales associated with OAE1a (Eastern Russian Platform), OAE1b (Middle Caspian), ...

Features of the structure of zones of water-oil contacts in carbonate rocks of the Bashkirian stage (using Akanskoye oilfield in the Volga-Ural petroleum and gas province as an example)

Kolchugin A.; Morozov V.; Korolev E.; Eskin A. (2014)

The problem of secondary transformation of rocks in the zones of water-oil contacts has been a concern of geologists studying terrigenous and carbonate reservoir rocks. A rather important aspect in studying the zones of ...

Browsing by Author "Eskin A."

Browsing by Author "Eskin A."

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