Acid-Rock Interaction Investigation and the Influence of Fractures During Matrix Acidizing in Carbonate Rocks
Available online 5 July 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...
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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...
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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...
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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...
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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...
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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...
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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...
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A systematic investigation of drilling fluid bulk relaxation impact on NMR interpretation for formation evaluation
June 2025
During drilling, mud filtrate invasion alters near-wellbore properties which possibly impacts well logging measurements causing inaccuracies in formation evaluation. Given the shallow detection depth...
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An experimental study to investigate the role of pyrolysis reaction on in-situ hydrogen generation from sandstone oil reservoirs
June 2025
In-situ combustion gasification (ISCG) is a technology in the field pilot stage used for hydrogen generation from oil reservoirs. ISCG is implemented by injecting an oxidant (pure oxygen, air, …) into...
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Design and analysis of low-density, high-pressure-resistant epoxy resins for advanced leakage control: Insights from experiments and simulations
June 2025
Leakage control in deep oil and gas wells is challenging, often leading to increased costs. In this study, a low-density, high-pressure resistant and thermally stable epoxy resin (BEPD) was synthesized...
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Characteristics and genesis analysis of middle and lower Ordovician dolomite in the southern margin of the Ordos Basin, China
June 2025
The Middle-Lower Ordovician formations in the southern margin of the Ordos Basin host multiple sets of dolomites, which readily form high-quality reservoirs with promising exploration prospects. Understanding...
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Insights into the Application of Microfluidic Platforms in Enhanced Oil Recovery
Available online 6 June 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...
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Fast tracking of safe CO2 trapping indices using machine learning for smarter reservoir management
Available online 3 June 2025
Predicting trapping indices is crucial for assessing the viability of carbon dioxide (CO2) storage sites, particularly in mitigating risks associated with cap-rock failure. Accurate prediction of trapping...
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Lithofacies paleogeography of the Ordovician and its petroleum exploration potential in the middle-upper Yangtze area, South China
Available online 28 May 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, southern China....
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Fast and accurate CO2 solubility predictions: A comparative study of machine learning models and the Duan and Sun models
Available online 14 May 2025
Accurately predicting CO2 solubility in brines is crucial for industrial processes such as carbon capture, utilization, and storage (CCUS), enhanced oil recovery (EOR), and reservoir stimulation, since...
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Optimization design of natural gas differential pressure power generation under flow fluctuation
April 2025
“Double carbon” is a two-stage carbon emission reduction goal proposed by China, and differential pressure power generation, as a natural gas (NG) residual pressure energy power generation technology,...
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Micro- and macroscopic experiments on self-adaptive mobility control and displacement efficiency of carbon-based composite nanofluid for enhanced oil recovery
April 2025
Reservoir heterogeneity, unfavorable water–oil mobility ratio, and high oil-water interface energy are primary constraints impeding macroscopic sweep and microscopic oil displacement efficiencies of...
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Study on rapid construction of microemulsion system based on EACN of crude oil measured by the direct method
April 2025
The purpose of this study is to delineate the applicability of the direct method for determining the equivalent alkane carbon number (EACN), a crucial parameter in the hydrophilic-lipophilic deviation...
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A review of the critical conditions required for effective hole cleaning while horizontal drilling
April 2025
Horizontal drilling has become increasingly prevalent in the oil and gas industry due to its potential for enhanced reservoir recovery and reduced environmental impact. However, effective hole cleaning...
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Optimizing heavy crude oil conversion: Catalytic thermolysis with TiO2@α-Fe2O3 nanocomposite and surfactant dynamics
April 2025
Currently, as the production of light crude oil is reaching its peak, the focus of the petroleum industry is shifting towards significant amount of heavy oil to meet the increasing need for energy and...
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Development directions of formation damage evaluation and fracturing fluids in tight and shale oil reservoirs
April 2025
Tight and shale oil reservoirs are characterized by small pore throats, low porosity, and low permeability, which must be stimulated to increase production. Fluid flow experiences a multi-scale transport...
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Predicting water-based drilling fluid filtrate volume in close to real time from routine fluid property measurements
April 2025
Drilling operations depend on precisely controlling drilling fluid filtration volume (FV), which affects formation integrity, costs, and borehole stability. Maintaining optimal FV is essential to prevent...
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Rapid screening and optimization of CO2 enhanced oil recovery operations in unconventional reservoirs: A case study
April 2025
CO2 injection not only effectively enhances oil recovery (EOR) but also facilitates CO2 utilization and storage. Rapid screening and optimization of CO2-EOR operations is urgently needed for unconventional...
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An environmentally friendly and low-cost alginate-based gel for water management in petroleum reservoirs: Characterization and efficacy investigation
April 2025
Water production in petroleum reservoirs poses considerable challenges, such as lower production efficiency, higher operational costs, and severe environmental risks. This study investigates the effectiveness...
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Exploring hydrocarbon potential with 3D modeling techniques: Lower Cretaceous formations in Abu Sennan field, north Western Desert
April 2025
The northern portion of the Egyptian Western Desert is a very promising oil-producing province. The Abu Roash and Bahariya formations in Abu Sennan Field have a diverse lithological composition, leading...
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