Results 1 to 10 of about 2,177 (173)

Characterization of favorable lithofacies in tight sandstone reservoirs and its significance for gas exploration and exploitation: A case study of the 2nd Member of Triassic Xujiahe Formation in the Xinchang area, Sichuan Basin

open access: yesPetroleum Exploration and Development, 2020
By using core, logging curves, and experiment data, favorable lithofacies types in the 2nd Member of Triassic Xujiahe Formation in the Xinchang area, Sichuan Basin were classified, standard of the favorable lithofacies was established, planar ...
Junlong LIU   +4 more
exaly   +3 more sources

Quantitative lithofacies palaeogeography

open access: yesJournal of Palaeogeography, 2014
Quantitative lithofacies palaeogeography is an important discipline of palaeogeography. It is developed on the foundation of traditional lithofacies palaeogeography and palaeogeography, the core of which is the quantitative lithofacies palaeogeographic ...
Zeng-Zhao Feng   +9 more
doaj   +3 more sources

Advantageous shale lithofacies of Wufeng Formation-Longmaxi Formation in Fuling gas field of Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2016
The lithofacies types of Upper Ordovician Wufeng Formation-Lower Silurian Longmaxi Formation shale, the main producing layer in Fuling gas field, are classified in detail using the modified ternary diagram of siliceous minerals-carbonates minerals-clay ...
Lanyu Wu, Dongfeng Hu, Ruobing Liu
exaly   +3 more sources

Seismic prediction of shale oil lithofacies associations based on sedimentary facies patterns: A case study of the shahejie formation in the Huanghekou Sag. [PDF]

open access: yesPLoS ONE
The lithofacies play a pivotal role in studying development patterns, reservoir characteristics, and sweet spot predictions of shale oil. Lithofacies classification typically relies on core observations and conventional well logging analyses, whereas ...
He Zhao   +3 more
doaj   +2 more sources

Lithofacies types and assemblage features of continental shale strata and their implications for shale gas exploration: A case study of the Middle and Lower Jurassic strata in the Sichuan Basin

open access: yesNatural Gas Industry B, 2020
Fine identification and division of lithofacies types of continental shale strata is an important basis for the evaluation of shale gas exploration and development potential.
Guangxiang Liu   +2 more
exaly   +3 more sources

Anisotropic velocity properties and lithofacies identification of shahejie lacustrine shales [PDF]

open access: yesScientific Reports
Lacustrine shales have gained increasing attention in the global energy transition. However, their more complex lithofacies variations compared to marine shales pose significant challenges for precise reservoir characterization.
Min Li   +5 more
doaj   +2 more sources

Pore-micro fracture structure, porosity and gas- bearing property of deep shale under lithofacies-formation pressure coupling [PDF]

open access: yesScientific Reports
Formation pressure-lithofacies type are the most critical factors influencing micro pore structure and porosity in shale reservoir. However, how these two factors jointly affect shale gas accumulation remains unclear.
Yunjun Zhang   +4 more
doaj   +2 more sources

A permeability prediction method based on pore structure and lithofacies

open access: yesPetroleum Exploration and Development, 2019
Permeability prediction using linear regression of porosity always has poor performance when the reservoir with complex pore structure and large variation of lithofacies.
Xiaofeng Dai
exaly   +3 more sources

Integrating well log interpretations for lithofacies classification and permeability modeling through advanced machine learning algorithms

open access: yesJournal of Petroleum Exploration and Production, 2017
In this paper, an integrated procedure was adopted to obtain accurate lithofacies classification to be incorporated with well log interpretations for a precise core permeability modeling.
Watheq Al-Mudhafar   +1 more
exaly   +3 more sources

Well-log lithofacies classification based on machine learning for Chang-7 member in Longdong area of Ordos Basin [PDF]

open access: yesYouqicang pingjia yu kaifa, 2023
Lithofacies analysis serves as the foundation for reservoir evaluation. However, due to the limited coring quantity and cost constraints, identifying lithofacies using logging data for uncored wells becomes crucial.
SHEN Li   +4 more
doaj   +2 more sources

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