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Article
Specific Features of Realizing the Generation Potential of Carbonate and Carbonate–Siliceous Domanik Rocks by Treatment with Sub- and Supercritical Water
Comparative studies on transformation of the organic matter (OM) of high-carbon carbonate–siliceous–clay rock with Соrg 7.07% and low-carbon carbonate rock with Соrg 0.33% from Domanik deposits in Tatarstan in su...
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Article
Effect of Sub- and Supercritical Water on the Transformation of High-Molecular-Mass Components of High-Carbon Rocks from Unconventional Formations (A Review)
State-of-the-art in the field of recovering high-molecular-mass hydrocarbon components of bituminous and shale rocks by intrastratum transformation into readily recoverable forms using sub- and supercritical w...
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Article
Open AccessErratum to: Influence of Supercritical Water on the Composition and Distribution of Microelements in Resins, Asphaltenes, Kerogens, and Rocks of Tatarstan Domanik Deposits of Different Lithological Types
Erratum
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Article
Open AccessInfluence of Supercritical Water on the Composition and Distribution of Microelements in Resins, Asphaltenes, Kerogens, and Rocks of Tatarstan Domanik Deposits of Different Lithological Types
A comparative study of changes in the microelemental composition and distribution in resins, asphaltenes, and kerogens from Tatarstan Domanik rocks, occurring under the action of supercritical water (SCW) at 3...
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Article
Microelemental Composition of Petroleum Extracts and Asphaltenes from Rocks of High-Carbon Domanik Sediments of Tatarstan
A comparative study of the microelemental composition of extracts and asphaltenes from high-carbon carbonate–silica rocks of Domanik sediments of the Romashkino, Pervomaiskii, and Muslyumovo fields located in ...
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Article
Hydrocarbon Composition of Products Formed by Transformation of the Organic Matter of Rocks from Tatarstan Domanik Deposits in Supercritical Water
The composition of hydrocarbons (HCs) generated in the course of transformation of the organic matter (OM) of domanik rocks from high-carbon siliceous–carbonate–clay deposits of the Romashkino (Соrg 7.07%) and Ta...
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Article
Transformation of the Organic Matter of Low-Permeability Domanik Rock in Supercritical Water and 1-Propanol (A Review)
The effect of 1-propanol on the transformation of the organic matter (OM) of the domanik rock of the Romashkino field with the Соrg content of 7.26% in supercritical water (SCW) at 374°С was studied. The OM under...
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Article
Features of the Isotope–Geochemical Carbon Composition of Oil in Fields at the South Tatar Arch
The carbon isotope composition of oil in the various regions of Tatarstan was found out to range from δ13C = –32.5 to –28.6‰. Oil in sedimentary rocks in the central part of the South Tatar Arch (STA) is characte...
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Article
Transformation of Carbon-Rich Organic Components of a Domanik Rock in Sub- and Supercritical Aqueous Fluids
The paper identifies major features that distinguish the transformation of organic matter (OM) of rocks in the Semiluki (Domanik) deposits into solid, liquid, and gaseous products when exposed to sub...
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Article
Composition and Distribution of Microelements in Rocks, Extracts, and Asphaltenes from Domanik Deposits of Various Lithologo-Facial Types of Romashkino Oilfield
Comparative studies were made of the microelement composition of rock samples from Domanik deposits of different lithologo-facial types: from Semiluki–Mendym (Domanik) deposits of the Berezovskaya ar...
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Article
Transformation of Organic Matter of Domanik Rock from the Romashkino Oilfield in Sub- and Supercritical Water
The transformation of the organic matter (OM) of low-permeable carbon-rich domanik rock of the Romashkino oilfield in sub- and supercritical water (SCW) at temperatures of 320, 374, and 420°C and pressures of ...
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Article
Hydrothermal Transformations of Organic Matter of Carbon-Rich Domanik Rock in Carbon Dioxide Environment at Different Temperatures
The influence of temperature on the nature of transformation of organic matter (OM) of carbon-rich rocks from Upper Devonian Semilukian–Mendymian (domanik) deposits of the Berezovskaya area of the Romashkino o...
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Article
Comparative Study of Changes in the Composition of Organic Matter of Rocks from Different Sampling-Depth Intervals of Domanik and Domankoid Deposits of the Romashkino Oilfield
This paper presents the results of a comparative study of rock samples from depth intervals of 1705–1728 m of Semilukian–Mendymian (domanik) deposits of the Berezovskaya area and 1379–1394 m of carbonate (doma...
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Article
Effect of the Natural Minerals Pyrite and Hematite on the Transformation of Domanik Rock Organic Matter in Hydrothermal Processes
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 of 300°C in a steam–carbon ...
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Article
Composition of Hydrothermal–Catalytic Conversion Products of Asphaltite from the Spiridonovskoe Oilfield
It has been shown that the hydrothermal–catalytic conversion of solid natural asphaltite of the Spiridonovskoe oilfield (Republic of Tatarstan) at 250°C in the presence of hematite yields liquid products with ...
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Article
Peculiarities of Hydrocarbon Generation in Procsses of Transformation of Organic Matter of Domanikovian Rocks in Various Media of Hydrothermal System
The influence of various media on the degree of transformation of kerogen of Domanikovian rocks in hydrothermal processes was studied in model experiments. Autoclave experiments were conducted with debituminiz...
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Article
Composition of Shale Oil from Poorly Permeable Carbonate Rocks of Domanikovian Deposits of Dankov-Lebedyan Horizon of Romashkino Field
The oil generation potential of low permeability carbonate reservoir rock from the Dankov-Lebedyan horizon of the Domanikovian deposits of the Upper Devonian of the Zelenogorsk area of the Romashkino field is ...
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Article
Influence of the Nature of Metals and Modifying Additives on Changes in the Structure of Heavy Oil in a Catalytic Aquathermolysis System
The direction of catalytic aquathermolysis processes involving high-molecular-weight components of heavy oil has been revealed in model experiments, depending on the metal nature and the conditions of the expe...
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Article
Catalytic Aquathermolysis of High-Viscosity Oil Using Iron, Cobalt, and Copper Tallates
The results of a study of the composition of active forms of the catalyst formed upon degradation of the precursor, based on the results of physical modeling of a sample of high-viscosity oil having high aspha...
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Article
Low-Temperature Oxidation of Heavy Oil in Carbonate Medium Using Cobalt (III) Acetylacetonate as Catalyst
The results of laboratory experiments on modeling of heavy oil oxidation processes in an air-oxygen environment using cobalt (III) acetylacetonate as catalyst at temperatures and pressures typical of thermal p...
