Results 81 to 90 of about 516 (206)

Reservoir spaces of carbonate rocks in Qixia-Maokou Formation of Nanchuan area

open access: yesYouqicang pingjia yu kaifa, 2021
Middle Permian Qixia-Maokou Formation is one of the most important series of strata to explore and develop natural gas in Sichuan Basin.Nanchuan area is located in the southeast of Sichuan Basin.The pilot exploration indicates that there is a great ...
XIA Wei, CAI Xiao, DING Anxu, LI Hui
doaj  

Rapid apparent polar wandering of South China during the latest Paleozoic and early Mesozoic: A paleomagnetic study of Upper Permian limestones from Guizhou province [PDF]

open access: yes, 1993
Wang, Z. and Van der Voo, R., 1993. Rapid apparent polar wandering of South China during the latest Paleozoic and early Mesozoic: a paleomagnetic study of Upper Permian limestones from Guizhou province.
Van der Voo, Rob, Zhongmin Wang,
core   +1 more source

Characteristics and genesis of fillings in fracture-cavity space in first member of Permian Maokou Formation, Sichuan Basin: a case study of well A1

open access: yesShiyou shiyan dizhi
In recent years, natural gas discoveries have been continuously made in the first member of the Permian Maokou Formation in the Sichuan Basin, bringing attention to the genesis mechanism of marlstone reservoir space. Centimeter-scale fracture-cavity type
Xianwu MENG   +5 more
doaj   +1 more source

Calculation and inducement of lacuna in the Mid-Permian Maokou Fm of Sichuan Basin

open access: yesNatural Gas Industry B, 2018
Erosion of carbonate strata not only can reflect the karst landform, but also can reveal the characteristics of carbonate karst reservoirs indirectly. In Sichuan Basin, the quantity and root causes of lacuna in the top strata of the Maokou Fm are unclear.
Qingchun Jiang   +7 more
doaj   +1 more source

Tectonic Settings of Magmatic Sulfide Deposits in China [PDF]

open access: yes, 2002
published_or_final_versio
Keays, RR, Lesher, CM, Song, X, Zhou, MF
core  

Application of “high-fidelity and high-resolution” processing technology in thin reservoir identification: A case study of the deep Permian Maokou Formation in Penglai area, central Sichuan [PDF]

open access: yesYouqicang pingjia yu kaifa
The deep Permian Maokou Formation in the Penglai area, central Sichuan, is located in the Sichuan Basin. It is a sedimentary formation primarily composed of carbonate rocks, with dolomite being the main lithology.
PENG HAOTIAN   +7 more
doaj   +2 more sources

Correlating early Wuchiapingian (early Lopingian/late Permian) biotic and environmental changes with eruptive activity of the Emeishan LIP [PDF]

open access: yes
The volcanic activity of the Emeishan Large Igneous Province (LIP) is widely regarded as the main cause of environmental changes and the consequent biodiversity loss around the Guadalupian-Lopingian boundary (GLB).
Bagherpour, Borhan   +6 more
core   +1 more source

Origin of structurally controlled hydrothermal dolomite in epigenetic karst system during shallow burial: An example from Middle Permian Maokou Formation, central Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2016
Based on the outcrops, drilling cores, thin sections observation and geochemical analysis, studies were done on the genesis of dolomite in the Middle Permian of central Sichuan Basin. Mosaic fine-crystalline dolomite and subhedral-euhedral siliceous fine-
Hong LIU   +8 more
doaj   +1 more source

Simulation Research on Friction Characteristics of Borehole Wall Fracture Surfaces and Structural Instability in Maokou Carbonate Formation in Southern Sichuan

open access: yesZuanjingye yu wanjingye
To reveal the mechanisms of borehole wall instability occurred in drilling the Maokou carbonate formation in southern Sichuan province, systematic testing and discrete element numerical simulation were conducted on the friction characteristics of the ...
Yong MA   +6 more
doaj   +1 more source

Gelling acid fracturing experiment in Maokou marl formation of Nanchuan area

open access: yesYouqicang pingjia yu kaifa, 2021
The marl gas reservoir of the Permian Maokou Formation in the Nanchuan area is characterized by low porosity and low permeability,high carbonate content,irregular fracture development,poor connectivity and strong heterogeneity.The conventional acid ...
XIA Haibang   +3 more
doaj  

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