Results 11 to 20 of about 1,274,306 (182)

Pore Properties of the Lacustrine Shale in the Upper Part of the Sha-4 Member of the Paleogene Shahejie Formation in the Dongying Depression in East China

open access: yesGeofluids, 2021
Lacustrine shales hold a huge potential oil resource in China. Pore properties (pore volume, diameter, specific surface area, and fractal dimensions) and their relationships with geological factors (mineralogy, insoluble organic carbon, burial depth, and
Ziyi Wang   +7 more
doaj   +1 more source

Advances in the basic study of lacustrine shale evolution and shale oil accumulation

open access: yesShiyou shiyan dizhi, 2020
This manuscript provides a review of the recent advances in the study of fundamental processes and geological drivers involved in the lacustrine shale deposition, burial diagenesis, thermal maturation and in-situ oil accumulation, aimed at identifying ...
Maowen LI   +10 more
doaj   +1 more source

Revisiting Controls on Shale Oil Accumulation in Saline Lacustrine Basins: The Permian Lucaogou Formation Mixed Rocks, Junggar Basin

open access: yesGeofluids, 2021
Fine-grained mixed rocks in saline lacustrine basins are important targets for shale oil exploration. However, the controls on shale oil accumulation are complex due to the multi-source mixed deposition.
Chenjia Zhang   +5 more
doaj   +1 more source

Application of the Grain-Based Rock-Eval Pyrolysis Method to Evaluate Hydrocarbon Generation, Expulsion, and Retention of Lacustrine Shale

open access: yesFrontiers in Earth Science, 2022
The study on hydrocarbon generation, expulsion, and retention of shale is becoming more and more important as the exploration of unconventional oil and gas worldwide. There are multiple sets of lacustrine shales in the eastern area of China, which show a
Lingling Liao   +5 more
doaj   +1 more source

Forecast of lacustrine shale lithofacies types in continental rift basins based on machine learning: A case study from Dongying Sag, Jiyang Depression, Bohai Bay Basin, China

open access: yesFrontiers in Earth Science, 2023
Lacustrine shale in continental rift basins is complex and features a variety of mineralogical compositions and microstructures. The lithofacies type of shale, mainly determined by mineralogical composition and microstructure, is the most critical factor
Zhengwei Fang   +6 more
doaj   +1 more source

Formation conditions and enrichment model of retained petroleum in lacustrine shale: A case study of the Paleogene in Huanghua depression, Bohai Bay Basin, China

open access: yesPetroleum Exploration and Development, 2020
Compared with marine facies shale strata, lacustrine shale strata are more complicated in geological conditions, and thus more difficult to explore and develop.
Xianzheng ZHAO   +10 more
doaj   +1 more source

Controlling factors of organic matter accumulation and lacustrine shale distribution in Lianggaoshan Formation, Sichuan Basin, SW China

open access: yesFrontiers in Earth Science, 2023
The lacustrine shale, represented by the Lianggaoshan Formation, is widely distributed in oil and gas basins of China and will be a key target for unconventional hydrocarbon exploration in the future.
Rui Fang   +10 more
doaj   +1 more source

A New Evaluation Method of Shale Oil Sweet Spots in Chinese Lacustrine Basin and Its Application

open access: yesEnergies, 2021
Compared with the marine shale from North America, Chinese lacustrine basins have more complex geological and reservoir conditions, which makes the selection of sweet spot intervals in the shale oil reservoir particularly difficult. It is thus crucial to
Xiaodong Li   +10 more
doaj   +1 more source

Impacts of Pore Structure on the Occurrence of Free Oil in Lacustrine Shale Pore Networks

open access: yesEnergies, 2023
The ultimate recovery of shale oil is mostly dependent upon the occurrence and content of free oil within the nano-scaled pore network of shale reservoirs. Due to the nanoporous nature of shale, quantitatively characterizing the occurrence and content of
Fuliang You   +5 more
doaj   +1 more source

Pore Structure and Fractal Character of Lacustrine Oil-Bearing Shale from the Dongying Sag, Bohai Bay Basin, China

open access: yesGeofluids, 2021
To better understand the pore structure and fractal character of lacustrine shales and their influence on liquid hydrocarbon occurrences, in this study, a total of 29 lacustrine oil-bearing shale samples collected from the Shahejie Formation in the ...
Pengfei Zhang   +8 more
doaj   +1 more source

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