Deep learning supported uncertainty quantification of core saturation measurements
Available online 2 July 2025
Core extraction and analysis are fundamental components of reservoir development. Core samples provide continuous vertical sections of the subsurface, enabling detailed visual assessment of depositional...
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Production Forecasting in Carbonate Oil Reservoirs through Integration of Deep Learning and Geological Parameters
Available online 1 July 2025
Deep learning has emerged as a groundbreaking proxy model for predicting well production, holding great promise for accelerating the advancement and management of the oil and gas industry. However,...
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Evaluating the potential of depleted oil reservoirs for CO2 sequestration through simulation modeling
June 2025
Leading to achieve net zero emissions, performing carbon capture and storage (CCS) on a large scale is becoming more necessary, especially for developing countries, which are highly affected by the...
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Hydrocarbon generation potential of South Geisum Oilfield, Gulf of Suez, Egypt: Source rock evaluation and basin modeling for unconventional hydrocarbon prospects
June 2025
This study aims to define the hydrocarbon generation potential of source rocks by assessing various factors including quantity of organic matter, types of kerogen, thermal maturity, and source of organic...
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Innovative treatment of toxic oily petroleum wastewater with magnetic sludge under UVA light
June 2025
The primary objective of the present study is to address the critical issue of managing the large volumes of toxic oil sludge and oil waste generated in various industrial processes. This environmental...
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Combined mechanistic and machine learning method for construction of oil reservoir permeability map consistent with well test measurements
June 2025
We introduce a novel method for estimating the spatial distribution of absolute permeability in oil reservoirs, consistent with well logging and well test measurements. The primary objective is to create...
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A 3D printing approach to microfluidic devices for enhanced oil recovery research: An updated perspective
June 2025
Reservoir simulation uses numerical models to study how reservoir properties impact oil recovery. However, numerical modelling is insufficient and is often paired with physical simulation, where physical...
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The role of hydrocyclone and induced gas flotation technologies in offshore produced water deoiling advancements
June 2025
Produced water, a byproduct of oil and gas extraction, presents significant environmental challenges if not properly treated. This review focuses on advancements in two primary offshore deoiling technologies,...
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Organic geochemical aspects of aliphatic hydrocarbon fractions for determining coal bed methane exploration strategies of Sawahlunto and Sangatta coals
June 2025
Sawahlunto (SL-02) and Sangatta (KD-04) coals were analyzed for the presence of aliphatic hydrocarbon fraction biomarkers to assess their organic geochemistry and its implications for selecting exploration...
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Optimum formation depths for CO2 structural trapping: Impact of salinity
June 2025
Geological CO2 storage is considered a promising solution to achieve net-zero goals. Structural trapping is one of the primary mechanisms that holds the injected CO2 within the storage medium and prevents...
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High-resolution sequence stratigraphy of the Ponta do Mel Formation, Potiguar Basin, Brazil: Insights into shallow-marine carbonate reservoir zonation and characterisation
June 2025
This comprehensive study establishes a novel high-resolution sequence stratigraphic framework for a shallow, warm, land-tied carbonate-rimmed shelf represented by the Ponta do Mel Formation. Integration...
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Gas enhanced oil recovery methods for offshore oilfields: Features, implementation, operational status
June 2025
Nowadays, enhanced oil recovery (EOR) methods have been evaluated both for onshore and offshore oilfields. However, the conditions for using EOR methods in offshore fields are more complex due to the...
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Comparative organic geochemistry of shale deposits of northern Appalachian Basin
June 2025
The organic-rich black shales in the Appalachian basin are a vital producer of natural gas. In this study, we present new multiproxy geochemical data from the Ordovician and Devonian black shales in...
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Early oil charging from Sinian shales in Ordovician carbonates of the Tabei Uplift, Tarim Basin: Evidence from biomarkers
June 2025
Despite over 40 years of exploration focusing on the deep to ultra-deep Ordovician carbonates as major hydrocarbon targets in the Tarim Basin, the identification of their source rocks remains elusive....
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Comparing the effect of nanofluids in capillary imbibition with traditional displacing fluids
June 2025
The effectiveness of surfactant solutions, polymers and nanosuspensions in capillary imbibition was studied comparatively. Two series of experiments on capillary imbibition with displacing liquids from...
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Optimization of fracturing parameters for horizontal wells in high-sulfur gas reservoirs considering the effect of sulfur deposition
June 2025
During the development of high-sulfur gas reservoirs, the precipitation and deposition of elemental sulfur can lead to a reduction in reservoir porosity and permeability. Previous studies focus on the...
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Mitigating gas migration with eutectic bismuth alloy plugs
June 2025
Gas migration is an important concern to address in oil wells, especially in those that are to be abandoned. Stopping a gas leakage is not a simple task, and this can be particularly detrimental when...
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Integrated geological study for reservoir modeling and characterization of the Shurijeh gas bearing sandstones in one of the Northeast Iran gas fields
June 2025
The sandstones deposited in the sequence of Shurijeh Formation comprise a giant gas reservoir in the Northeast of Iran. Five primary facies (petrofacies) were identified in the deposits of Shurijeh...
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Investigation of structural features of asphaltenes used for carbon materials synthesis by arc plasma treatment
June 2025
This study presents analysis of asphaltenes isolated from two crude oils: naphthenic-aromatic biodegraded oil and paraffin-naphthenic oil, which have been used as precursors for carbon materials synthesis....
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Contact form and angle of conical metal sealing in casing hangers: Influence on sealing performance
Available online 30 June 2025
To optimize the design and performance evaluation of conical metal seals for underwater casing hangers, we identified and analyzed the mechanisms by which forms of contact between the seals and hangers...
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Smart Additives for Fluid Loss Control in Water-Based Drilling Fluid: A Review of Recent Developments
Available online 27 June 2025
Drilling fluids play a vital role in the success of oil and gas operations, ensuring cooling, lubrication, cuttings transport, and wellbore stability. Driven by environmental regulations, water-based...
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A quantification of the depositional–diagenetic heterogeneities in paleokarst hydrocarbon reservoirs: Sarvak Formation, Zagros Basin, Iran
Available online 26 June 2025
This study explores the depositional and diagenetic heterogeneities of the Sarvak Formation, a paleokarst carbonate reservoir in the Zagros Basin, Iran, using sedimentological, diagenetic, and statistical...
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DLVO-based prediction of critical pH for fines migration in sandstone reservoirs
Available online 10 June 2025
Fines migration is a formation damage mechanism that occurs in sandstone formations due to the incompatibility between injected fluids and in situ fluids during various operations such as water flooding,...
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Correlation-based EUR prediction of shale oil wells: A case of the Qingcheng Oil Field in the Ordos Basin
Available online 7 June 2025
Shale reservoirs are characterized by low permeability and a weak capacity for natural seepage. These reservoirs are commonly developed using a combination of horizontal well drilling and fracturing....
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Oil flow impact characteristics of internal floating roof tanks during floating roof landing and oil receiving processes
Available online 6 June 2025
To maintain the integrity of internal floating roof tanks, curb environmental pollution and guarantee the safety of tank farms, it is important to determine the oil flow features that impact the floating...
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