Synthetic polymers: A review of applications in drilling fluids
February 2024
With the growth of deep drilling and the complexity of the well profile, the requirements for a more complete and efficient exploitation of productive formations increase, which increases the risk of...
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Production decline curve analysis of shale oil wells: A case study of Bakken, Eagle Ford and Permian
December 2024
The shale revolution has turned the United States from an oil importer into an oil exporter. The success of shale oil production in the U.S. has inspired many countries, including China, to begin the...
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Crude oil wax: A review on formation, experimentation, prediction, and remediation techniques
October 2022
Wax deposition during crude oil production, transportation, and processing has been a headache since the early days of oil utilization. It may lead to low mobility ratios, blockage of production tubing/pipelines...
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Impacts of microbial interactions on underground hydrogen storage in porous media: A comprehensive review of experimental, numerical, and field studies
December 2024
Amidst the rapid development of renewable energy, the intermittency and instability of energy supply pose severe challenges and impose higher requirements on energy storage systems. Among the various...
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Standards and methods for dent assessment and failure prediction of pipelines: A critical review
December 2022
Dent, a common mechanical damage on pipelines, is associated with a significant local plastic deformation. Dents can cause pipeline failures, especially when they are combined with other types of defects...
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A review of high-performance MEMS sensors for resource exploration and geophysical applications
December 2022
MEMS sensors have the advantages of small volume, lightweight, and low cost, therefore, have been widely used in the fields of consumer electronics, industry, health, defence, and aerospace. With their...
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Recent developments in high-performance Nafion membranes for hydrogen fuel cells applications
June 2022
As a promising alternative to petroleum fossil energy, polymer electrolyte membrane fuel cell has drawn considerable attention due to its low pollution emission, high energy density, portability, and...
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Review on the challenges and strategies in oil and gas industry's transition towards carbon neutrality in China
December 2023
In light of carbon-neutral pledge, the oil and gas industry has been facing several critical new challenges in China. The current status and new challenges in terms of market mechanism reform, supply-consumption...
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Polymer flooding: Current status and future directions
April 2023
This review presents our perspective on the factors that have brought polymer flooding to its current state. Insights are provided on why HPAM is the dominant polymer used as well as what is needed...
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Advances in enhanced oil recovery technologies for low permeability reservoirs
August 2022
Low permeability oil and gas resources are rich and have great potential all over the world, which has gradually become the main goal of oil and gas development. However, after traditional primary and...
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Theoretical calculation and analysis of the velocity of shaped charge jet with modified collapse velocity model
December 2024
The application of perforating completion technology in oil and gas field development has gained widespread popularity. Enhancing the efficiency of oil and gas wells relies on increasing the penetration...
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Rock thin-section analysis and identification based on artificial intelligent technique
August 2022
Rock thin-section identification is an indispensable geological exploration tool for understanding and recognizing the composition of the earth. It is also an important evaluation method for oil and...
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A review of reservoir damage during hydraulic fracturing of deep and ultra-deep reservoirs
February 2024
Deep and ultra-deep reservoirs have gradually become the primary focus of hydrocarbon exploration as a result of a series of significant discoveries in deep hydrocarbon exploration worldwide. These...
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Review of carbonated water injection as a promising technology to enhance oil recovery in the petroleum industry: Challenges and prospects
December 2024
Carbonated water injection (CWI) is a promising enhanced oil recovery (EOR) technology that has received much attention in co-optimizing CO2 storage and oil recovery. This study provides a comprehensive...
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Microscopic occurrence and distribution of oil and water in situ shale: Evidence from nuclear magnetic resonance
December 2024
Characterizing the microscopic occurrence and distribution of in-situ pore water and oil is crucial for resource estimation and development method selection of shale oil. In this paper, a series of...
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Synergistic effect of nanoparticles and viscoelastic surfactants to improve properties of drilling fluids
December 2024
The conservation of rheological and filtration properties of drilling fluids is essential during drilling operations. However, high-pressure and high-temperature conditions may affect drilling fluid...
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Characteristics, main controlling factors and densification mechanisms of unconventional tight reservoirs in Triassic Yanchang Formation in southern Ordos Basin, China
December 2024
The key factors controlling the densification of unconventional reservoirs (e.g., tight oil and gas reservoirs) remain poorly understood and directly affect the distribution of exploitable resources....
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Feasibility of CO2 storage and enhanced gas recovery in depleted tight sandstone gas reservoirs within multi-stage fracturing horizontal wells
December 2024
Injecting CO2 when the gas reservoir of tight sandstone is depleted can achieve the dual purposes of greenhouse gas storage and enhanced gas recovery (CS-EGR). To evaluate the feasibility of CO2 injection...
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Tectonics of the West and Central African strike-slip rift system
December 2024
It is essential to intensify research on the strike-slip tectonic system in West and Central Africa to better understand regional tectonic evolution and achieve future breakthroughs in oil and gas exploration....
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Characterization of chemical composition of high viscosity heavy oils: Macroscopic properties, and semi-quantitative analysis of molecular composition using high-resolution mass spectrometry
October 2024
Heavy oil is an important resource in current petroleum exploitation, and the chemical composition information of heavy oil is crucial for revealing its viscosity-inducing mechanism and solving practical...
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Sandstone breaking performances and mechanisms of swirling abrasive waterjet during radial jet drilling process
December 2024
Radial jet drilling (RJD) is one of the emerging hydrocarbon drilling technologies. And, the swirling abrasive waterjet (SAWJ) is expected to drill larger diameter laterals during RJD. Here, the performances...
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Determination of shale macroscale modulus based on microscale measurement: A case study concerning multiscale mechanical characteristics
June 2022
Shale mechanical properties are important for shale gas production, but the magnitudes are difficult to estimate, standard size cores are hard to sample, and secondary interstice generation is inevitable....
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Chemical treatment for sand production control: A review of materials, methods, and field operations
June 2023
Sand production from loosely consolidated reservoirs is one of the critical issues in the oil and gas industry all around the world that can cause many problems, such as erosion of surface and well...
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A technical review of CO2 flooding sweep-characteristics research advance and sweep-extend technology
January 2025
The utilization and storage of CO2 emissions from oil production and consumption in the upstream oil industry will contribute to sustainable development. CO2 flooding is the key technology for the upstream...
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Sedimentological and geochemical characteristics of lower Cambrian Qiongzhusi shale in the Sichuan Basin and its periphery, SW China: Implications for differences in organic matter enrichment
December 2024
Few studies have systematically investigated the factors controlling organic matter enrichment in shales from the Qiongzhusi Formation, within and surrounding the Sichuan Basin, under different depositional...
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