Aquathermolysis of crude oils and natural bitumen: chemistry, catalysts and prospects for industrial implementation

BP Tumanyan, NN Petrukhina… - Russian Chemical …, 2015 - iopscience.iop.org
The results of studies of alterations in the elemental and SARA compositions and
physicochemical and rheological properties of highly viscous heavy crude oils upon catalytic …

Transformations of hydrocarbons of Ashal'hinskoe heavy oil under catalytic aquathermolysis conditions

GP Kayukova, LE Foss, DA Feoktistov, AV Vakhin… - Petroleum …, 2017 - Springer
The influence of temperatures of 250, 300, and 350° C on the character of changes in the
group and hydrocarbon compositions of heavy oil from the Ashal'chinskoe field in laboratory …

Classification of poorly recoverable oils and analyis of their quality characteristics

IG Yashchenko, YM Polishchuk - Chemistry and Technology of Fuels and …, 2016 - Springer
Poorly recoverable oils are typified on the basis of analysis and generalization of the
published data. An oil quality index that allows investigation of the characteristics of poorly …

Catalytic aquathermolysis of high-viscosity oil using iron, cobalt, and copper tallates

DA Feoktistov, GP Kayukova, AV Vakhin… - … and Technology of Fuels …, 2018 - Springer
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 …

Aquathermolysis of high-viscosity oil in the presence of an oil-soluble iron-based catalyst

AV Vakhin, SA Sitnov, II Mukhamatdinov… - … and Technology of …, 2017 - Springer
A synthetic oil-soluble iron-based catalyst was studied experimentally. A physical model of
the catalytic transformation of high-viscosity oil at 200° C was developed. The composition …

Hydrocarbon composition of products formed by transformation of the organic matter of rocks from Tatarstan Domanik deposits in supercritical water

ZR Nasyrova, GP Kayukova, AN Mukhamadyarova… - Petroleum …, 2022 - Springer
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 …

Influence of the nature of metals and modifying additives on changes in the structure of heavy oil in a catalytic aquathermolysis system

GP Kayukova, DA Feoktistov, AN Mikhailova… - Petroleum …, 2018 - Springer
The direction of catalytic aquathermolysis processes involving high-molecular-weight
components of heavy oil has been revealed in model experiments, depending on the metal …

Transformation of organic matter of domanik rock from the Romashkino oilfield in sub-and supercritical water

ZR Nasyrova, GP Kayukova, NM Khasanova… - Petroleum …, 2020 - Springer
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 …

Conversion of High-Viscosity Oil of Ashalchinsk Deposit in the Presence of Activated Carbon and Supercritical Aqueous Fluid

EG Moiseeva, AI Lakhova, SM Petrov… - … and Technology of …, 2021 - Springer
This article presents the results from the primary treatment of heavy crude oil in the presence
of activated carbon and a supercritical aqueous fluid. This makes it possible to reduce the …

Classification Approach to Assay of Crude Oils with Different Physicochemical Properties and Quality Parameters

IG Yashchenko, YM Polishchuk - Petroleum Chemistry, 2019 - Springer
An approach to crude oil assay based on the consistent application of two heterogeneous
classifications of oils is proposed: according to the quality index and physicochemical …