Recent progress of using carbon fiber in reinforcing cement-based composite and their enlightenment for oil-well cement future
Available online 13 September 2025
The incorporation of fibers represents a crucial technique for improving the mechanical properties and other relevant characteristics of cement-based composites (CBC), including concrete, cement mortar,...
Investigation of Natural Surfactant For Oil Recovery Potential
Available online 8 September 2025
Advancing the use of natural surfactants in enhanced oil recovery is crucial for sustainable practices in the oil and gas industry. This research assesses the applicability of neem-derived natural surfactants...
Numerical simulation study on reservoir damage caused by adsorption and capture retention in polymer injection
Available online 4 September 2025
Polymer flooding is a key technology for improving oil recovery in reservoirs with heavy to medium crude oil. However, the adsorption and retention of polymers in reservoir pores can cause reservoir...
Research progress of thickener for supercritical carbon dioxide fracturing fluid
Available online 3 September 2025
Compared to traditional water-based fracturing fluids, which often result in reservoir fracturing damages, water consumption, and incomplete flowback, supercritical carbon dioxide (scCO2) fracturing...
Lithofacies paleogeography of the Ordovician and its petroleum exploration potential in the Middle-Upper Yangtze Area, South China
August 2025
Based on the drilling, logging and field analysis, this paper discusses the lithofacies paleogeography of the Ordovician and its petroleum potential in the Middle-Upper Yangtze Area, South China. Results...
Insights into the application of microfluidic platforms in enhanced oil recovery
August 2025
Enhanced oil recovery (EOR) technologies are used to recover most of the trapped crude oil from our limited reserves. With the escalating energy demand, EOR will achieve substantial economic benefits...
Acid-rock interaction investigation and the influence of fractures during matrix acidizing in carbonate rocks
August 2025
This study aimed to evaluate the effects of chemical dissolution on the properties of reservoirs by matrix acidizing, using synthetic carbonate rocks with and without fractures, prepared with limestone...
Synthesis and characterization of a novel high temperature resistant hydrophobic associative polymer for hydraulic fracturing
August 2025
Hydraulic fracturing is a critical process in oil and gas extraction, particularly in high-temperature deep and ultra-deep reservoirs where traditional polymers like partially hydrolyzed polyacrylamide...
A mini-review of water-alternating-CO2 injection process and derivations for enhanced oil recovery and CO2 storage in subsurface reservoirs
August 2025
Increasing carbon dioxide levels are significantly impacting the ecosystem, prompting the oil industry to explore innovative methods for reducing emissions and trapping CO2 while enhancing oil recovery....
Phase change material microcapsules used for cooling of ultra-deep oil/gas and geothermal drilling fluids
August 2025
Phase-change material (PCM) has a high potential to cool the drilling fluids for ultra-deep oil/gas wells and geothermal wells to ensure efficient drilling and resource exploitation. Because PCM tends...
The role of resins in crude oil rheology and flow assurance: A comprehensive review
August 2025
Resins are a significant component of crude oil, distinct from asphaltenes, and play a crucial role in influencing both rheological properties and flow characteristics. Understanding resin behavior...
A novel approach to modeling breakdown pressure dynamics using machine learning
August 2025
This study presents a novel machine learning (ML)-based approach for predicting breakdown pressure (BP) in hydraulic fracturing using experimental data. Unlike traditional analytical models that rely...
Design and performance evaluation of nano-based drilling fluid system for hydrate bearing sediments
August 2025
Well drilling operations are essential for the exploration and development of natural gas hydrates. However, under specific conditions, drilling fluids can invade reservoirs, leading to borehole instability...
Nanoscale flow model modelling and analysis of tight reservoir based on viscosity change and interfacial slip characteristics in confined space
August 2025
Understanding the flow mechanisms between hydrocarbons and interfaces in nanopores is critical for fluid supply in tight reservoirs with huge reserves. In this paper, the nanoscale liquid-solid interface...
Review of EOR-based techniques for enhancing sweep efficiency in carbon geo-storage
Available online 8 August 2025
Carbon dioxide (CO2) storage in geological reservoirs faces viscous fingering, gravity override, and poor mobility control due to its low viscosity and resulting inefficient distribution and compromised...
Integrated selection and design method for PDC bits and positive displacement motor
Available online 7 August 2025
It has been found that the rock breaking tools combination of positive displacement motors (PDM) with different output parameters (positive rotational speed and positive torque) and polycrystalline...
Enhancing P(AM-co-AA) hydrogel performance: Dual crosslinking effects on structural strength, thermal stability, swelling capacity, and rheological behavior for effective sand production control in oil reservoirs
Available online 18 July 2025
The efficiency of mechanical methods in controlling water production and fine migration in reservoirs has been limited, prompting researchers to focus on developing more resilient chemical methods....
Experimental study on the influence of heavy mud loss during workover on re-fracturing of high-pressure gas wells
Available online 10 July 2025
During workover operations in high-pressure gas wells, heavy mud losses may occur, reducing gas production. Refracturing is an effective means to restore production. The influence of heavy mud loss...
Novel thermochemical fracturing: A breakthrough in sustainable and efficient enhanced geothermal systems (EGS)
Available online 8 July 2025
Enhanced geothermal systems (EGS) are crucial for accessing earth's vast geothermal potential, particularly in low-permeability formations. However, conventional EGS stimulation via hydraulic fracturing...
Impact of hydroxypropyl guar polymer on rheology and filtration properties of water-based drilling fluids
June 2025
Water-based drilling muds (WBM) are a very crucial component of the oil and gas industry; however, they often face challenges with inadequate rheological performance and excessive fluid loss. This paper...
Criterion to foresee the affinity of various coatings/substrates to asphaltene deposition in oil wells
June 2025
Asphaltene deposition in oil wells has long been considered a severe problem. It can be treated using various chemical, mechanical, and thermal methods. However, these methods are often associated with...
Advancements in green materials for chemical enhanced oil recovery: A review
June 2025
Chemical enhanced oil recovery (CEOR) is well known for its success in recovering the trapped oil in reservoirs after waterflooding operations. In CEOR, synthetic chemicals are utilized to increase...
Numerical simulation of seismicity potential resulting from the injection of CO2 into depleted reservoir in Wilbarger County field, Texas
June 2025
Fluid injection in fractured rocks presents significant challenges requiring the integration of various elements to account for reservoir property heterogeneities. To understand magnitude of potential...
Experimental evaluation method of density suitability between bridging lost circulation materials and drilling fluid
June 2025
Ultra-deep geological conditions are complex, often leading to leakage issues. As the depth increases during ultra-deep bridging lost-circulation operations, the varying settling velocities of different...
Architecture and differential hydrocarbon enrichment of basins under joint constraints of basement nature and regional stresses: A case study of the passive continental margin basins along the East Coast of Canada
June 2025
The East Coast of Canada presents multiple passive continental margin basins (PCMBs) characterized by significant architectural differences and limited oil and gas discoveries, establishing these basins...
