Results 91 to 100 of about 1,646 (200)

Effect of Sedimentary Facies Characteristics on Deep Shale Gas Desserts: A Case from the Longmaxi Formation, South Sichuan Basin, China

open access: yes, 2023
Shale gas is one of the hot spots of energy development. Due to the strong heterogeneity and low physical properties of shale gas reservoirs, and the complex influencing factors of pore development, it is necessary to conduct a comprehensive analysis of ...
Song Jia   +8 more
core   +1 more source

Geomechanical and petrophysical characterization of Longmaxi Formation, south Sichuan Basin, China

open access: yes, 2018
The Longmaxi Formation, in the Middle and Upper Yangtze region of China, has much potential for exploration and commercial resource development. This thesis characterizes the Longmaxi marine shale using well logs from two vertical wells and three ...
Wang, Shengzhou
core   +1 more source

Development of Upwelling during the Sedimentary Period of the Organic-Rich Shales in the Wufeng and Longmaxi Formations of the Upper Yangtze Region and Its Impact on Organic Matter Enrichment

open access: yesJournal of Marine Science and Engineering, 2019
This study uses logging data, mineral component content, total organic carbon (TOC) content, and microscopic characteristics of the organic-rich shales in the Wufeng and Longmaxi Formations, as well as data reported by other researchers, to demonstrate ...
Shao-Ze Zhao   +8 more
doaj   +1 more source

Reservoir energy response mechanism during shale gas accumulation in Longmaxi Formation

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract In order to explore the microscopic energy response mechanism of the shale gas accumulation process in the Longmaxi Formation, the energy balance theory is taken as the core. Based on the tectonic evolution and hydrocarbon generation history simulation, the elastic energy and gas elasticity of the Longmaxi Formation shale ...
X Tang   +5 more
openaire   +1 more source

Palaeoweathering Conditions, Provenance, and Tectonic Setting of the Early Silurian Longmaxi Formation in the Upper Yangtze Region (Southern China): Evidence from Geochemistry

open access: yes, 2023
The Longmaxi-1 black shales in the Upper Yangtze region are a vital source rocks in southern China. This study investigates the palaeoweathering conditions, provenance, and tectonic setting of the Longmaxi-1 black shale from an elemental geochemical ...
Liang Zhao   +4 more
core   +1 more source

Shale lithofacies and reservoir space of the Wufeng–Longmaxi Formation, Sichuan Basin, China

open access: yes, 2012
Based on observation of the outcrops and cores of the Late Ordovician to the Early Silurian Wufeng-Longmaxi shale, developed in the deep water shelf environment, in the southeast of the Sichuan Basin, the mineralogical features, lithofacies ...
Xiajie WEI   +3 more
core   +1 more source

Clay minerals in shales of the Lower Silurian Longmaxi Formation in the Eastern Sichuan Basin, China

open access: yes, 2017
The present study examines the characteristics of clay minerals in shale gas reservoirs and their influence on reservoir properties based on X-ray diffraction and scanning electron microscopy.
Geng Yi-Kai   +5 more
core   +1 more source

A comparative experimental study of shale indentation fragmentation mechanism at the macroscale and mesoscale

open access: yesAdvances in Mechanical Engineering, 2017
Low drilling rate is one of the key difficulties in shale formation, but the shale fracture mechanism during drilling operation is unclear. The shale dynamic fragmentation and crack from the multiscale perspective need to be studied.
Guangjian Dong, Ping Chen
doaj   +1 more source

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