• Study of Heavy Crude Oil Upgrading in Supercritical Water Using Diverse Kinetic Approaches 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Chzhou Syaodun; Varfolomeev Mikhail Alekseevich; Ancheyta Juarez Jorge (2024)

  Heavy crude oil upgrading under a supercritical water environment has demonstrated to have diverse advantages. For commercial applications, it is necessary to develop mathematical models that can predict the reactive ...
• Kinetic model for Boca de Jaruco heavy crude oil catalytic aquathermolysis using NiSO4 catalyst 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Varfolomeev Mikhail Alekseevich; Suwaid Muneer; Al-Muntaser Ameen Ahmed; Mukhamatdinov Irek Izailovich; Sitnov Sergey Andreevich; Vakhin Aleksey Vladimirovich; Kudryashov Sergey I.; Ancheyta Juarez Jorge (2024)

  In recent times, water-soluble catalysts have exhibited good results for reducing the viscosity during the catalytic aquathermolysis of heavy oils, being a good alternative to enhance steam injection technologies. Nonetheless, ...
• Kinetics of Non-Catalytic Aquathermolysis of Heavy Crude Oil in the Presence of a Hydrogen Donor 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Al-Muntaser Ameen Ahmed; Suwaid Muneer; Varfolomeev Mikhail Alekseevich; Ancheyta Juarez Jorge (2024)

  The research for increasing the performance of novel technologies for the production and upgrading of heavy crude oil reserves through the development and selection of adequate catalyst precursors and hydrogen donors has ...
• Comparison of Traditional and Sequential Approaches for Estimation of Kinetic Parameters of Heavy Oil Upgrading 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Varfolomeev Mikhail Alekseevich; Soto-Robles Carlos A.; Lugo-Medina Eder; Ancheyta Juarez Jorge (2024)

  During the kinetic modeling of reactions with complex feeds, the proposal of reaction schemes is a crucial step, especially when the number of pathways considered is high, since it influences the estimation of kinetic ...
• New Approach to Simulate Long-Term In Situ Aquathermolysis Reaction Combining Noncatalytic and Catalytic Kinetic Models 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Varfolomeev Mikhail Alekseevich; Al-Muntaser Ameen Ahmed; Suwaid Muneer; Ancheyta Juarez Jorge (2024)

  The numerical simulation of reservoirs is usually used to develop the best strategy to implement new steam injection technologies, such as cyclic steam simulation enhanced with the use of catalysts. The efficiency of the ...
• Органический углерод в почвах водосборных территорий и донных отложениях озер -ООПТ Предкамья Республики Татарстан 

  Александрова Асель Биляловна; Зиганшин Ирек Ильгизарович; Иванов Дмитрий Владимирович; Валиев Всеволод Сергеевич; Хасанов Рустем Равилевич; Маланин Виталий Викторович; Марасов Антон; Солодникова Ольга (2026)

  Проведена оценка запасов и скоростей аккумуляции органического углерода в почвах водосборов и донных отложениях охраняемых озер Предкамья Республики Татарстан. Установлено, что средние запасы органического углерода в ...
• Анализ изменений и прогноз гидродинамических показателей состояния подземных вод в условиях техногенных нагрузок на геологическую среду 

  Петрова Дарья Ивановна; Заикин Артем Александрович; Латыпов Айрат Исламгалиевич; Мударисова Раушания Айдаровна (2026)

  В работе выполнена оценка возможности прогнозирования колебаний уровня подземных вод в условиях длительной техногенной нагрузки на геологическую среду. Гидродинамическая обстанов- ка подземного пространства г. Казани ...
• Kinetic modeling of oil shale upgrading at sub- and supercritical water conditions using Ni- and Fe-based oil-soluble catalysts 

  Felix Lugo Jose Guillermo; Djimasbe Richard; Varfolomeev Mikhail Alekseevich; Al-Muntaser Ameen Ahmed; Tirado Kota Aleksis; Suwaid Muneer; Prochukhan Konstantin Y.; Bochkov Andrey S.; Frolov Konstantin N.; Zhdaneev Oleg V.; Galiullin Eduard Aleksandrovich; Shamanov Insaf Nakipovich; Morozova Evgeniya Vasilevna; Gareev Bulat Irekovich; Ancheyta Juarez Jorge (2024)

  4- and 7-lump kinetic models for oil shale catalytic upgrading at sub- and supercritical water conditions (300-400 ?C of temperature, 1-48 h of reaction time, and 1:1 water-to-oil mass ratio) were developed from experiments ...
• Catalytic In‐Situ Upgrading of Heavy and Extra‐Heavy Crude Oils. Chapter 7: Catalytic mechanism and kinetics 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Al-Muntaser Ameen Ahmed; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  This chapter focuses on the analysis of the different kinetic models reported in the literature for the in situ and ex situ upgrading of heavy and extra‐heavy crude oils using dispersed phase catalysts in a hydrogen and ...
• Catalytic In‐Situ Upgrading of Heavy and Extra‐Heavy Crude Oils. Chapter 1: Properties of Heavy and Extra‐Heavy Crude Oils 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Trejo Fernando; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Nurgaliev Danis Karlovich; Sámano Vicente; Ancheyta Juarez Jorge (2023)

  This chapter presents the definition and classification of crude oils according to their constituents and describes the main properties used to characterize them. Basically, heavy crude oil has a much higher viscosity and ...
• 4-lump kinetic model for non-catalytic oil shale upgrading at sub- and supercritical water conditions 

  Felix Lugo Jose Guillermo; Djimasbe Richard; Varfolomeev Mikhail Alekseevich; Al-Muntaser Ameen Ahmed; Tirado Kota Aleksis; Suwaid Muneer; Prochukhan Konstantin Y.; Galiullin Eduard Aleksandrovich; Shamanov Insaf Nakipovich; Morozova Evgeniya Vasilevna; Gareev Bulat Irekovich; Ancheyta Juarez Jorge (2024)

  The kinetics of non-catalytic oil shale conversion at sub- and supercritical water conditions was studied. All experiments were carried out in a batch reactor at 300-400 ?C and 1-48 h. A four-lump reaction scheme is proposed, ...
• Effect of Feedstock Properties on the Kinetics of Hydrocracking of Heavy Oils 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Varfolomeev Mikhail Alekseevich; Ancheyta Juarez Jorge (2024)

  The ability to predict changes in selectivity and quality of products of catalytic hydrocracking reaction is essential for the performance and economics of the process due to the variation in properties of the fractions ...
• Modeling the Kinetics of Heavy Crude Oil Cu-Oleate Aquathermolysis 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Suwaid Muneer; Al-Muntaser Ameen Ahmed; Antonenko Dmitry A.; Afanasiev Igor S.; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  During steam injection processes, oil-soluble catalysts have demonstrated high efficiency by improving the flow properties of heavy crude oil into the reservoir. In order to gain a deeper understanding of the effect of ...
• Experimental Considerations for Proper Development of Aquathermolysis Tests in Batch Reactor Systems 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Al-Muntaser Ameen Ahmed; Yuan Chengdong; Varfolomeev Mikhail Alekseevich; Ancheyta Juarez Jorge (2023)

  Steam-based technologies are promising procedures with great potential for the recovery of heavy oil reserves. Particularly, catalytic aquathermolysis has been identified as a relevant technology for the permanent upgrading ...
• Математика. Курс лекций. 2 семестр 

  Калачева Наталья Вячеславовна; Калимуллина Аниса Наримовна; Костерина Екатерина Александровна; Харисов Айрат Гумерович; Закиров Тимур Рустамович (2026)

  Учебное пособие представляет собой конспект лекций по математике для студентов 1-го курса Института геологии и нефтегазовых техноло- гий. Изложенный материал рассчитан на изучение во втором семестре и содержит основные ...
• Элементы линейной алгебры: 

  Шакирзянов Амир Фаридович; Закиров Тимур Рустамович; Калачева Наталья Вячеславовна (2025)

  Учебно-методическое пособие по математике предназначено для студентов 1-го курса Института геологии и нефтегазовых технологий. Изложенный материал рассчитан на изучение в пер- вом семестре и содержит основные сведения из ...
• Chemical and structural changes of resins during the catalytic and non-catalytic aquathermolysis of heavy crude oils 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Varfolomeev Mikhail Alekseevich; Al-Muntaser Ameen Ahmed; Suwaid Muneer; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  Resins are important molecules for colloidal system (maintaining asphaltenes dispersed) of heavy oils and are responsible of their high viscosity (together with asphaltenes). The results of characterization of resins before ...
• Molecular Asphaltene Transformations during Aquathermolysis of Heavy Crude Oil: Analysis of the Literature Data 

  Tirado Kota Aleksis; Felix Lugo Jose Guillermo; Al-Muntaser Ameen Ahmed; Chemam Mokhamed Said; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  Despite the remarkable effort performed to understand the reaction mechanism of asphaltenes during aquathermolysis reaction, the knowledge level about their molecular structures and reaction pathways is still limited. This ...
• Changes in structural parameters of SARA fractions during heavy oil hydrocracking using dispersed catalysts 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Quitian Alexander; Sámano Vicente; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  Most of the characterization of SARA fractions of heavy crude oils during hydrocracking reactions is focused only on asphaltenes, and scarce works are devoted to analyze the differences in the structural parameters of all ...
• Characteristic curves correlations to predict SARA composition and gas yields during heavy crude oil non-catalytic aquathermolysis 

  Felix Lugo Jose Guillermo; Tirado Kota Aleksis; Varfolomeev Mikhail Alekseevich; Yuan Chengdong; Ancheyta Juarez Jorge (2023)

  Characteristic curve equations are used to calculate the products distribution during the non-catalytic aquathermolysis of Ashal'cha heavy crude oil at different reaction times (12, 24, 48, and 72 h) and temperatures (250 ...

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