Present status of Bangladesh gas fields and future development: A review
December 2019
Natural gas, played vital role as main energy source to the rapid development of Bangladesh, production and consumption has been increased drastically during last decades. Geological and geophysical...
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Giant discoveries of oil and gas fields in global deepwaters in the past 40 years and the prospect of exploration
February 2019
Deepwater exploration has been developed for more than 40 years since 1975; generally, its exploration history can be divided into the beginning stage (1975–1984), the early stage (1985–1995) and the...
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Helium enrichment mechanism of helium-rich gas reservoirs in central and western China: Degassing and accumulation from ancient groundwater
October 2022
Helium, a coordinated resource in natural gas, is an essential and strategic resource, but research on its enrichment mechanism is relatively weak. This study investigated helium enrichment in major...
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Geological characteristics and main controlling factors of the helium-rich gas reservoirs in Sozak Gas Field, Kazakhstan
February 2024
Based on core data, physical properties, well logging, gas testing, composition, and helium distribution from 13 newly drilled wells, in combination with regional tectonic evolution, depositional background,...
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Fracture system in shale gas reservoir: Prospect of characterization and modeling techniques
June 2021
The quality and production of shale gas are directly dependent on the development of fractures. Especially in large-scale fracturing development, natural and hydraulic fractures play significant roles....
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Inter-well interference and well spacing optimization for shale gas reservoirs
October 2021
Design and optimization of well spacing is a key indicator for evaluating the development effect of shale gas reservoirs. On the basis of theoretical understanding, and after the verification by analogy,...
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Structural inheritance through 3D reservoir modeling and ant-tracking attribute implications for structural configuration of Upper Cretaceous Pab Sandstone, Kirthar Fold Belt, Pakistan
April 2024
This research presents a comprehensive investigation to enhance understanding of subsurface structural complexities within the Upper Cretaceous Pab Sandstone reservoir level in a gas-producing field...
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2021–2025 is a period of great development of China's natural gas industry: Suggestions on the exploration and development of natural gas during the 14th five-year plan in China
August 2021
Among the world's 10 major gas producing countries, only the United States (USA), Russia and Iran have annual gas production of 250 × 109 m3 or more. China is expected to have gas output of 250 × 109 m3...
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The coupling action of helium and nitrogen enrichment and its significance
February 2024
Helium, a critical rare strategic resource primarily sourced from natural gas, is currently a subject of intense research regarding its enrichment processes within gas reservoirs. Investigating the...
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Research progress of hydrocarbon generation kinetics based on gold tube
February 2024
Gold tube thermal simulation experiments represent a pivotal tool in exploring hydrocarbon generation kinetics in hydrocarbon source rocks. Compared to other reaction systems, the reaction environment...
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Geochemical characteristics of shale gas hydraulic fracturing flowback/produced water in Zheng’an block, northern Guizhou Province, China
February 2024
Guizhou Province of China is rich in shale gas resources. In recent years, important progress has been made in the exploration and development of shale gas in the Upper Ordovician Wufeng Formation-Lower...
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Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
February 2021
Reserves evaluation is crucial in the whole life cycle of a gas reservoir. It is significant to figure out the various methods of reserves calculation in a systematic manner to understand and develop...
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Types and characteristics of carbonate reservoirs and their implication on hydrocarbon exploration: A case study from the eastern Tarim Basin, NW China
February 2017
Carbonate rocks are deposited in the Ordovician, Cambrian, and Sinian of eastern Tarim Basin with a cumulative maximum thickness exceeding 2000 m. They are the main carriers of oil and gas, and a great...
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Molecular dynamics and energy distribution of methane gas adsorption in shales
February 2023
This study uses simulations to explore the energy distributions involved in the adsorption of methane gas in shales. Molecular mechanics calculations were carried out using the Forcite module in BIOVIA...
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The Bawang Member, a unique unit of Belaga Formation in the Miri Zone, Central Sarawak, NW Borneo Malaysia: Revised stratigraphic and sedimentological characteristics
February 2021
Bawang Member (Unit 4) of Late Eocene age is the fifth and the youngest member of Belaga Formation. In general, the Late Cretaceous to Late Eocene turbidite sequence of Rajang Group in the lower Rajang...
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Geological characteristics, main challenges and future prospect of shale gas
December 2017
The development of shale gas in the United States has made a breakthrough, profoundly changed the pattern of oil and gas supply. It created the “shale gas revolution” on a global scale. Based on the...
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Sedimentary geology and geochemical approach to determine depositional environment of the Triassic turbidites bearing Semanggol Formation, NW Peninsular Malaysia
August 2020
The current study will provide sedimentary and geochemical characteristics of turbidites bearing part of the Triassic Semanggol Formation (SgF) from NW Peninsular Malaysia. Six localities have been...
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An integrated study on the reservoir potential of upper Cretaceous succession of the Anambra Basin (Nigeria) using the seismic-structural, petrophysical, and sedimentological approach
June 2023
The Anambra Basin has a relatively high hydrocarbon production base compared with other Cretaceous basins in Nigeria. Structural deformation, overpressures, and faulting in the Cretaceous sequence of...
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Solubility models of CH4, CO2, and noble gases and their geological applications
October 2023
Solubility models for CH4, CO2, and noble gases are widely used in Earth Sciences, playing pivotal roles in the study of homogenization pressure of inclusions, paleoclimate variation, gas migration...
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The origin of fluid in calcite veins and its implications for hydrocarbon accumulation in the Shunnan-Gucheng area of the Tarim Basin, China
December 2020
The high-angle, structural genetic calcite veins of the Ordovician in the Shunnan-Gucheng area in the Tarim Basin provide a convenient study of fluid properties, hydrocarbon migration, and accumulation...
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Outcrop analogy with the subsurface geology and hydrocarbon prospectivity of Jaintiapur and adjacent areas in North-East Bangladesh
February 2023
The availability of hydrocarbons in the eastern part of Bangladesh indicates the presence of active petroleum systems in the Bengal basin. Although extensive research has been conducted in the Surma...
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Genesis and source of natural gas in Well Mitan-1 of Ordovician Majiagou Formation, middle-eastern Ordos Basin, China
February 2024
The Well Mitan-1 has achieved a major breakthrough in the exploration of Ordovician subsalt natural gas in the mid-eastern Ordos Basin, demonstrating a high-yield industrial gas flow in fourth member...
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Characteristics and controlling factors of pore structure of shale in the 7th member of Yanchang Formation in Huachi area, Ordos Basin, China
October 2023
To clarify the influence of organic matter and mineral composition on the pore structure of shale reservoirs in the 7th member of the Yanchang Formation (Chang 7 Member) in the Ordos Basin, we characterized...
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The pore size distribution and its relationship with shale gas capacity in organic-rich mudstone of Wufeng-Longmaxi Formations, Sichuan Basin, China
June 2016
The pore size distribution for the 23 fresh outcrop shale samples collected from Shuanghe Town and Changning County, as well as the 14 core samples collected from the Qianqian 1 core well in southeast...
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Status and prospects of deep oil and gas resources exploration and development onshore China
February 2018
Many significant breakthroughs have been made in regards to deep oil and gas exploration and development in recent years. However, a systematic analysis has not been carried out on the progress, challenges,...
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