Results 1 to 10 of about 232 (148)

Study on the basic physical conditions of CO2 geologic sequestration reservoir in the Majiagou Formation in the Ordos Basin

open access: yesEnergy Reports, 2022
Carbon dioxide capture and storage is one of the important ways to achieve large-scale CO2 emission reduction and enhance the oil recovery. The site selection and potential assessment of CO2 geological storage requires a systematic study of the basic ...
Ping Lu   +5 more
doaj   +4 more sources

Paleoenvironmental reconstruction of the Middle Ordovician Majiagou Formation in the northeastern Ordos Basin and its effect on organic matter enrichment [PDF]

open access: yesScientific Reports
The alteration of paleoenvironment is a crucial factor influencing the variations in hydrocarbon-forming organisms and the preservation of organic matter.
Yiran Wang   +4 more
doaj   +4 more sources

Features of Karst Paleogeomorphology and Sedimentary Environment of Ordovician Majiagou Formation in Eastern Ordos Basin [PDF]

open access: yesACS Omega
The formation and evolution of carbonate weathering crust-type reservoirs are closely linked to paleokarst processes. This study aims to restore and analyze the karst paleogeomorphology and sedimentary environment of the Ma2 and Ma3 sections in the eastern Ordos Basin, using the compensation thickness impression method. The Ma3 section is characterized
Zhaobing Chen   +8 more
doaj   +4 more sources

Gas and water distribution of Ordovician Majiagou Formation in northwest of Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2016
Based on the geologic background and reservoir characteristics, the characteristics and controlling factors of gas and water distribution of the carbonate reservoir in the 5th member of Ordovician Majiagou Formation in Northwest Ordos Basin have been ...
Hongyan YU   +9 more
doaj   +4 more sources

Accumulation and potential analysis of self-sourced natural gas in the Ordovician Majiagou Formation of Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2017
The characteristics of the marine carbonate source rocks and the accumulation and potential of self-sourced natural gas in the Ordovician Majiagou Formation of the Ordos Basin are investigated based on recent exploration by using geochemistry and gas ...
Wei LI, Jianqi TU, Jing ZHANG, Bin ZHANG
doaj   +4 more sources

Reservoir characteristics and distribution of the Majiagou Formation in the Fuxian area of Ordos Basin, China

open access: yesEnergy Geoscience
The Majiagou Formation in the Fuxian area of the southeastern Ordos Basin has undergone a complex diagenetic evolution history under the influence of eustacy and the Caledonian karstification, resulting in several complex reservoir types.
Ning Gu   +5 more
doaj   +4 more sources

Characteristics, formation and evolution of pre-salt dolomite reservoirs in the fifth member of the Ordovician Majiagou Formation, mid-east Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2019
The characteristics and formation of the pre-salt dolomite reservoirs in the fifth member of Ordovician Majiagou Formation in the mid-east Ordos Basin are investigated through observation of cores and thin sections, and geochemical analysis.
Siyi FU   +8 more
doaj   +4 more sources

Eogenetic karst and its control on reservoirs in the Ordovician Majiagou Formation, eastern Sulige gas field, Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2020
To further ascertain the origin of the Ordovician Majiagou Formation reservoirs in the Ordos Basin, the M54-M51 sub-members of the Ordovician Majiagou Formation in the eastern Sulige gasfield of Ordos Basin were taken as examples to analyze the vertical ...
Kang XIE   +8 more
doaj   +3 more sources

Control of central paleo-uplift on reservoir development of the fifth member of Majiagou Formation in Fuxian area [PDF]

open access: yesYouqicang pingjia yu kaifa
Since the discovery of the Ordovician weathering crust gas reservoir in the Ordos Basin in 1989, there has been notable progress in exploring the gas reservoir within the fifth member of the Majiagou Formation.
SU Juan   +5 more
doaj   +3 more sources

Diagenetic Evolution of Marine Carbonate Reservoirs: A Case Study from M51-2 Submember of Middle Ordovician Majiagou Formation in SE Ordos Basin, China

open access: yesGeofluids, 2023
In the Yan’an gas field, southeast of Ordos Basin, the discovered natural gas reserves are 114 billion cubic meters. Highly productive gas reservoirs were formed in paleokarst.
Haiyan Wu   +9 more
doaj   +2 more sources

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