Residual oil
View article: Investigation of the productive zone and hydrocarbon characteristics of the Fahliyan reservoir using online mud gas analysis in the Yadavaran Field, Abadan Plain
Investigation of the productive zone and hydrocarbon characteristics of the Fahliyan reservoir using online mud gas analysis in the Yadavaran Field, Abadan Plain Open
Online evaluation of gas in drilling mud provides valuable information about reservoir horizons and the type of fluid during drilling. This study investigates the productive horizons of the Fahliyan Formation reservoir in the Yadegaran Fie…
View article: Physical simulation of seepage and reservoir capacity characteristic during cyclic injection and production in reservoir-type gas storage
Physical simulation of seepage and reservoir capacity characteristic during cyclic injection and production in reservoir-type gas storage Open
The fluid seepage in oil reservoir-type gas storage involves three phases of oil, gas, and water. The storage capacity not only includes the pore space for gas displacement of liquid, but involves dissolution and component mass transfer be…
View article: Study on Enhanced Oil Recovery and Microscopic Mechanisms in Low-Permeability Reservoirs Using Nano-SiO2/CTAB System
Study on Enhanced Oil Recovery and Microscopic Mechanisms in Low-Permeability Reservoirs Using Nano-SiO2/CTAB System Open
In the field of enhanced oil recovery in low-permeability reservoirs, the application of nanomaterials has attracted widespread attention. However, conventional nanomaterials exhibit issues such as large particle size and poor dispersion s…
View article: Assessment Methodology for Treatment Fluid Efficiency in Modifying Filtration Properties of Porous Rocks
Assessment Methodology for Treatment Fluid Efficiency in Modifying Filtration Properties of Porous Rocks Open
One of the main application areas for treatments modifying the filtration properties of porous rocks, besides improving the sealing of landfills, reducing water hazards in mine workings, and eliminating water permeability in geoengineering…
View article: Development and Characterization of Clean Fracturing Fluid Based on Gemini Surfactant for Coalbed Methane Extraction
Development and Characterization of Clean Fracturing Fluid Based on Gemini Surfactant for Coalbed Methane Extraction Open
Addressing the issues of low permeability, stress sensitivity in CBM reservoirs, and severe reservoir damage from traditional fracturing fluids, we prepared a Gemini surfactant (designated GEM-CBM) for CBM development using ethanolamine, e…
View article: UTILIZATION OF INDUSTRIAL CO₂ IN EOR METHODS FOR ENHANCED OIL RECOVERY
UTILIZATION OF INDUSTRIAL CO₂ IN EOR METHODS FOR ENHANCED OIL RECOVERY Open
<p>A significant portion of oil remains trapped in reservoirs after primary and secondary recovery, creating the need for advanced enhanced oil recovery (EOR) techniques. One of the more efficient and environmentally friendly methods…
View article: Research and Application of Minimum Miscibility Pressure in Enhanced Oil Recovery
Research and Application of Minimum Miscibility Pressure in Enhanced Oil Recovery Open
With the increasing depletion of conventional oil and gas resources, enhanced oil recovery technology has become the key to maintaining high and stable production in oil fields. Among various EOR technologies, gas displacement, especially …
View article: Postprocedural Pyrolysis: A Feasibility Study on Chemical Recycling of Plastics Used During Surgery
Postprocedural Pyrolysis: A Feasibility Study on Chemical Recycling of Plastics Used During Surgery Open
Background: Hospitals generate large volumes of single-use plastic waste, which are predominantly incinerated. To improve sustainability, standardized procedure-specific surgical trays have been implemented, reducing waste and setup time. …
View article: Performance analysis of oil recovery and CO2 retention in a greenfield residual oil zone: CO2-EOR in Tall Cotton Field (Permian Basin, West Texas, USA)
Performance analysis of oil recovery and CO2 retention in a greenfield residual oil zone: CO2-EOR in Tall Cotton Field (Permian Basin, West Texas, USA) Open
View article: Feasibility study of CO2-based cyclic solvent injection and polymer flooding alternation process to enhance heavy oil recovery
Feasibility study of CO2-based cyclic solvent injection and polymer flooding alternation process to enhance heavy oil recovery Open
View article: A Systematic Computational Study of Oil Displacement Processes in Terrigenous and Cavernous-Fractured Porous Media Using Surfactant Solutions
A Systematic Computational Study of Oil Displacement Processes in Terrigenous and Cavernous-Fractured Porous Media Using Surfactant Solutions Open
This paper presents the results of a numerical simulation of oil displacement from models of terrigenous and cavernous-fractured media using solutions of the anionic surfactant (sodium laureth sulfate). The surfactant concentration was var…
View article: Enhancing CO2 Sweep Efficiency in Tight Reservoir Horizontal Wells: A Segmented Huff-and-Puff Strategy to Mitigate Heterogeneity Effects
Enhancing CO2 Sweep Efficiency in Tight Reservoir Horizontal Wells: A Segmented Huff-and-Puff Strategy to Mitigate Heterogeneity Effects Open
CO2 huff-and-puff in horizontal wells is a key technique for enhancing oil production and improving recovery in tight oil reservoirs. It offers dual benefits: supplementing reservoir energy and promoting carbon sequestration, aligning with…
View article: A Numerical Study on the Influence of CO2 Injection Location and Flow Rate on the Oxidation Zone in Goaf
A Numerical Study on the Influence of CO2 Injection Location and Flow Rate on the Oxidation Zone in Goaf Open
The spontaneous combustion of coal represents a common and serious safety challenge in underground mining. A frequent cause of mine fires is the ignition of residual coal accumulated in goafs. Based on the governing equations of continuity…
View article: Unlocking safety: a mathematical model and selective extraction for Δ9-THC removal from hemp seed husks
Unlocking safety: a mathematical model and selective extraction for Δ9-THC removal from hemp seed husks Open
Among the myriad components found in marijuana, cannabis, and hemp, cannabidiol (CBD), delta 9-tetrahydrocannabinol (Δ9-THC), cannabinol (CBN), cannabigerol (CBG), and other cannabinoids have long been utilized. However, controversies pers…
View article: Thermochemical Degradation of a Polyacrylamide Gel as a Dual-Function Strategy for Enhanced Oil Recovery and Reservoir Remediation
Thermochemical Degradation of a Polyacrylamide Gel as a Dual-Function Strategy for Enhanced Oil Recovery and Reservoir Remediation Open
The accumulation of residual hydrolyzed polyacrylamide (HPAM) gel or molecular-based solutions in reservoirs after polymer flooding poses dual challenges: irreversible formation damage and long-term environmental risk issues. However, exis…
View article: A flow and transport model for simulation of microbial enhanced oil recovery processes at core scale and laboratory conditions
A flow and transport model for simulation of microbial enhanced oil recovery processes at core scale and laboratory conditions Open
A general 3D flow-and-transport model in porous media is derived using an axiomatic continuum-mechanics approach and implemented with the finite element method to simulate microbial enhanced oil recovery (MEOR) at core scale under laborato…
View article: Performance Evaluation of Straight Well Multi-Thin Layer Fracturing Fluids
Performance Evaluation of Straight Well Multi-Thin Layer Fracturing Fluids Open
Taking the straight wells of Su10, Su11 and Su53 blocks in Surig block as the research object, we analyze the performance of fracturing fluid and combine the reservoir physical properties, rock mechanics and fracturing construction factors…
View article: A flow and transport model for simulation of microbial enhanced oil recovery processes at core scale and laboratory conditions
A flow and transport model for simulation of microbial enhanced oil recovery processes at core scale and laboratory conditions Open
A general 3D flow-and-transport model in porous media is derived using an axiomatic continuum-mechanics approach and implemented with the finite element method to simulate microbial enhanced oil recovery (MEOR) at core scale under laborato…
View article: Removal of Oil Spills on Water Using Biochar of the Fruit of Cerbera manghas (Wel Kaduru)
Removal of Oil Spills on Water Using Biochar of the Fruit of Cerbera manghas (Wel Kaduru) Open
Marine ecosystems and inland surface water are important in maintaining the natural environmental balance, yet pollution, especially oil spills, has become a serious concern recently. Natural sorbents have emerged as a sustainable solution…
View article: Bonny Light crude oil degradation by biomass extract of <i>Aspergillus niger</i> strain Y25 isolated from black mangrove pneumatophores in Nigeria
Bonny Light crude oil degradation by biomass extract of <i>Aspergillus niger</i> strain Y25 isolated from black mangrove pneumatophores in Nigeria Open
Bonny Light (BL) crude oil with approximately 36 API gravity, is the most common crude oil exploited in the Niger Delta of Nigeria, and likely the major source of petroleum hydrocarbon contaminants in the region. Common among the approache…
View article: DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES
DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES Open
DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES
View article: DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES
DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES Open
DEEP LEARNING-BASED DETECTION AND CLASSIFICATION OF RESIDUAL OIL CONTENT (ROC) IN SOYBEAN MEAL IMAGES
View article: Optimization of Flushing Fluid Plugging Theory Based on Plugging Experiments and Simulations
Optimization of Flushing Fluid Plugging Theory Based on Plugging Experiments and Simulations Open
During sand cleanout operations in shale oil horizontal wells, severe wellbore leakage occurs due to incompatibility between plugging particles and the formation, resulting in a failure to establish circulation. This study determined the o…
View article: A Visualized Simulation Study on the Mechanism of Foam-Assisted Gas Flooding in Fractured-Solution-Cavern Type Reservoirs
A Visualized Simulation Study on the Mechanism of Foam-Assisted Gas Flooding in Fractured-Solution-Cavern Type Reservoirs Open
Fractured-vuggy carbonate reservoirs primarily have pores and caves as their main storage spaces with poor fracture development, resulting in low reservoir connectivity and strong heterogeneity. During nitrogen injection developments, the …
View article: Spontaneous Imbibition and Forced Water Injection in Mixed-Wet Multiscale Oolitic Limestone Studied Through the Differential Imaging-Based Porous Plate Technique
Spontaneous Imbibition and Forced Water Injection in Mixed-Wet Multiscale Oolitic Limestone Studied Through the Differential Imaging-Based Porous Plate Technique Open
Understanding imbibition in multiscale porous carbonates is essential for predicting fluid distribution in subsurface applications. We measured the capillary pressure for spontaneous imbibition and forced water injection in a mixed-wet mul…
View article: Pore-Scale Investigation of Interfacial Tension Effects on Surfactant-Assisted Residual Oil Mobilization in Heterogeneous Porous Media
Pore-Scale Investigation of Interfacial Tension Effects on Surfactant-Assisted Residual Oil Mobilization in Heterogeneous Porous Media Open
This is a conference abstract presented at the Smart microfluidics 2025.The abstract was published in the Book of Abstracts of Smart microfluidics 2025 (pp. 18–19).
View article: Pore-Scale Investigation of Interfacial Tension Effects on Surfactant-Assisted Residual Oil Mobilization in Heterogeneous Porous Media
Pore-Scale Investigation of Interfacial Tension Effects on Surfactant-Assisted Residual Oil Mobilization in Heterogeneous Porous Media Open
This is a conference abstract presented at the Smart microfluidics 2025.The abstract was published in the Book of Abstracts of Smart microfluidics 2025 (pp. 18–19).
View article: CO2 Enhanced Oil Recovery Evaluation System (CO2_E_EvSystem), Version 2025
CO2 Enhanced Oil Recovery Evaluation System (CO2_E_EvSystem), Version 2025 Open
The United States Department of Energy’s (DOE’s) Office of Fossil Energy and the National Energy Technology Laboratory (NETL) developed a suite of screening-level, techno-economic models/tools, known as the CO2_E_EvSystem, to evaluate tech…
View article: Dynamic evolution of residual oil during long-term waterflooding in Middle East carbonate reservoirs: A pore-scale investigation
Dynamic evolution of residual oil during long-term waterflooding in Middle East carbonate reservoirs: A pore-scale investigation Open
View article: Proteolytic and Textural Parameters of Oil‐Ripened Semi‐Hard Goat Cheese
Proteolytic and Textural Parameters of Oil‐Ripened Semi‐Hard Goat Cheese Open
The proteolytic and textural properties of semi‐hard goat cheese ripened in a 50:50 mixture of extra virgin olive oil and refined sunflower oil were investigated. Five batches were divided into three groups: group 1 (control; 60 days air‐r…