Results 11 to 20 of about 53 (34)

Natural gas geological characteristics and great discovery of large gas fields in deep-water area of the western South China Sea [PDF]

open access: yesNatural Gas Industry B, 2015
To accelerate the petroleum exploration in deep sea of China, since the period of “the 11th Five-Year Plan”, the sedimentary process, source rock formation and hydrocarbon generation and expulsion process in deep-water area of the Qiongdongnan Basin in ...
Zhenfeng Wang   +4 more
doaj   +2 more sources

An analysis of natural gas exploration potential in the Qiongdongnan Basin by use of the theory of “joint control of source rocks and geothermal heat” [PDF]

open access: yesNatural Gas Industry B, 2014
The Oligocene Yacheng Fm contains the most important source rocks that have been confirmed by exploratory wells in the Qiongdongnan Basin. The efficiency of these source rocks is the key to the breakthrough in natural gas exploration in the study area ...
Zhang Gongcheng   +3 more
doaj   +2 more sources

Focused Fluid Flow, Shallow Gas Hydrate, and Cold Seep in the Qiongdongnan Basin, Northwestern South China Sea

open access: yesGeofluids, Volume 2021, Issue 1, 2021., 2021
The 3D seismic data acquired in the central Qiongdongnan Basin, northwestern South China Sea, reveal the presence of shallow gas hydrate, free gas, and focused fluid flow in the study area, which are indicated by multiple seismic anomalies, including bottom simulating reflectors, polarity reverses, pulldowns, minor faults, and gas chimneys intensively ...
Minghui Geng   +5 more
wiley   +1 more source

The coupling relationships of the Oligocene fault fan system and their control over natural gas accumulation in the Qiongdongnan Basin

open access: yesNatural Gas Industry B
Oligocene (fan) delta-associated coal measures and marine source rocks are the main gas-generating source rocks in the Qiongdongnan Basin, and (fan) delta sand bodies are the dominant types of reservoirs. By comprehensively utilizing a large amount of 2D
Qingbo Zeng   +6 more
doaj   +1 more source

A new genetic type of natural gases and origin analysis in Northern Songnan-Baodao Sag, Qiongdongnan Basin, South China Sea

open access: yesJournal of Natural Gas Science and Engineering, 2018
Abstract Unlike the typical coal-type gas of neighboring Lingshui and Ya'nan Sags in the Qiongdongnan Basin and farther Yinggehai Basin, most gases in the Songnan-Baodao Sag have much lighter δ13C1 and δ13C2 values, which are in the range of −54.68‰∼-33.68‰ and −31.03‰∼-23.50‰, respectively. The differences are attributed to the following aspects: (1)
Wenjing Ding, Wenjing Ding, Dujie Hou
exaly   +3 more sources

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