Results 21 to 30 of about 4,180,762 (136)

Prediction of weathering paleokarst reservoirs by combining paleokarst landform with unconformity: A case study of Sinian Dengying Formation in Leshan-Longnüsi paleo-uplift, Sichuan Basin

open access: yesPetroleum Exploration and Development, 2013
Based on the research of unconformity type and distribution, and restoration of structural feature of paleo-uplift in the late sedimentary period of Sinian Dengying Formation, the evolution of paleokarst landform and karstic hydrodynamic field during ...
Jiguang TANG   +3 more
doaj   +2 more sources

Diagenesis and reservoir quality of Neoproterozoic dolomitized microbialites following multi-stage diagenetic fluid activity: a case study of the Sinian Dengying Formation, China [PDF]

open access: yesFrontiers in Earth Science, 2023
Neoproterozoic marine microbialites have been targets for exploration and hydrocarbon reservoir development. The original depositional fabric and diagenesis control the pore systems of microbialites, leading to the complicated origin of microbialite ...
Shuyi Dong   +7 more
doaj   +2 more sources

Formation and evolution of Weiyuan-Anyue tensional corrosion trough in Sinian system, Sichuan Basin

open access: yesPetroleum Exploration and Development, 2015
Based on comprehensive analysis of deposition and structure, the horizontal and vertical characteristics of the Weiyuan-Anyue erosion-extension groove have been studied by outcrop, drilling, well logging and seismic data.
Zhongquan LI   +9 more
doaj   +2 more sources

Characteristics of noble gases in the large Gaoshiti-Moxi gas field in Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2014
Taking the large Gaoshiti-Moxi gas field of Sichuan Basin as an example, the total composition contents and isotopes of noble gases in the natural gases from the Sinian Dengying Formation and Cambrian Longwangmiao Formation are analyzed, and then their ...
Guoqi WEI   +7 more
doaj   +2 more sources

Laser ablation in situ U-Pb dating and its application to diagenesis-porosity evolution of carbonate reservoirs

open access: yesPetroleum Exploration and Development, 2019
Through the development and calibration of a reference material which is 209.8 Ma old using a newly-developed Laser Ablation (LA) Multi-Collector Inductively Coupled Plasma Mass Spectrometry (MC-ICP-MS) technique, we successfully overcome the difficulty ...
Anjiang SHEN   +6 more
doaj   +2 more sources

Karst paleogeomorphology of the fourth Member of Sinian Dengying Formation in Gaoshiti-Moxi area, Sichuan Basin, SW China: Restoration and geological significance

open access: yesPetroleum Exploration and Development, 2017
Based on 3-D seismic data and drill-hole data in Moxi-Gaoshiti area, the impression seismic thickness from the top of Longwangmiao Formation, which is easier traced, to the bottom of Cambrian System was selected to characterize the karst ...
Mindong JIN   +10 more
doaj   +2 more sources

Hydrocarbon sources and accumulation processes in intra-platform of the fourth member of Dengying Formation in northern Sichuan Basin

open access: yesShiyou shiyan dizhi
The intra-platform of the fourth member of the Dengying Formation in the Upper Sinian of the Sichuan Basin is an important area for gas exploration. To clarify the hydrocarbon accumulation and enrichment patterns and distribution characteristics in this ...
Yi YANG   +4 more
doaj   +2 more sources

Breakthrough and significance of technology on internal multiple recognition and suppression: A case study of Ordovician Dengying Formation in Central Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2018
Aimed at the serious mismatch between the synthetic seismogram and the real data of the Sinian Dengying Formation and the Lower Cambrian Qiongzhusi Formation in the GS1 well area, Sichuan Basin, four aspects of internal multiples identification and ...
Lideng GAN   +12 more
doaj   +2 more sources

Asphalt features and gas accumulation mechanism of Sinian reservoirs in the Tongwan Palaeo-uplift, Sichuan Basin

open access: yesNatural Gas Industry B, 2015
Breakthroughs have been made in natural gas exploration in Sinian reservoirs in the Tongwan Palaeo-uplift, Sichuan Basin, recently. However, there are disputes with regard to the genetic mechanisms of natural gas reservoirs.
Wei Li, Guoyi Hu, Jingao Zhou
doaj   +2 more sources

Paleo-geomorphology formed during Tongwan tectonization in Sichuan Basin and its significance for hydrocarbon accumulation

open access: yesPetroleum Exploration and Development, 2014
Through analyzing the nature and periods of Tongwan tectonization, by using seismic data, drilling data and outcrop data, the pre-Qiongzhusi Formation eroded paleo-geomorphology was described with remaining thickness and moldic methods, and the ...
Zecheng WANG   +7 more
doaj   +2 more sources

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