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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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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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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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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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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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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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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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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Applications of molecular dynamics simulation in studying shale oil reservoirs at the nanoscale: Advances, challenges and perspectives
January 2025
The global energy demand is increasing rapidly, and it is imperative to develop shale hydrocarbon resources vigorously. The prerequisite for enhancing the exploitation efficiency of shale reservoirs...
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New progresses of fine-grained sediment gravity-flow deposits and their importance for unconventional shale oil and gas plays
January 2025
Fine-grained sediments are widely distributed and constitute the most abundant component in sedimentary systems, thus the research on their genesis and distribution is of great significance. In recent...
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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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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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Mesoporous SiO2 nanoparticles with low surface energy and multi-level roughness as shale wellbore stabilizers in oil-based drilling fluid
January 2025
Oil-based drilling fluids possess excellent properties such as shale inhibition, cuttings suspension, and superior lubrication, making them essential in the development of unconventional oil and gas...
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A novel self-rotating down-the-hole hammer with impact and rotary functions for directional drilling: Design, modeling, and experiments
January 2025
Pneumatic down-the-hole hammer, serving as rock-breaking tool, possesses appeal for directional drilling due to its high rate of penetration. However, corresponding experimental studies on existing...
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Integrating well logs, 3D seismic, and earthquake data for comprehensive prediction of 3D in-situ stress orientations: A case study from the Weiyuan area in the Sichuan Basin, China
January 2025
Determining the orientation of in-situ stresses is crucial for various geoscience and engineering applications. Conventional methods for estimating these stress orientations often depend on focal mechanism...
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Sedimentary architecture of a sandy braided river: Insights from a flume experiment
January 2025
Sandy braided river deposits are widely preserved in ancient stratigraphic records and act as a significant type of hydrocarbon reservoir. Due to the frequent and rapid migration of channels within...
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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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CO2 storage with enhanced gas recovery (CSEGR): A review of experimental and numerical studies
April 2022
CO2 emission mitigation is one of the most critical research frontiers. As a promising option of carbon capture, utilization and storage (CCUS), CO2 storage with enhanced gas recovery (CSEGR) can reduce...
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Carbon dioxide storage and cumulative oil production predictions in unconventional reservoirs applying optimized machine-learning models
January 2025
To achieve carbon dioxide (CO2) storage through enhanced oil recovery, accurate forecasting of CO2 subsurface storage and cumulative oil production is essential. This study develops hybrid predictive...
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Numerical simulation of gas kick evolution and wellbore pressure response characteristics during the deepwater dual gradient drilling
January 2025
The gas kick represents a major risk in deepwater oil and gas exploration. Understanding the dynamics of gas kick evolution and the associated pressure response characteristics is critical for effective...
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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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An overview of chemical enhanced oil recovery and its status in India
August 2023
India is currently producing crude oil from matured fields because of insufficient discoveries of new fields. Therefore, in order to control the energy crisis in India, enhanced oil recovery (EOR) techniques...
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