supported by the Uranium Exploration Projects of China National Nuclear Corporation(Grant Nos.22045004 and QNYC2103).
Sandstone-type uranium deposits(STUDs) are the most important global source of uranium. However, it is unclear why STUDs have a non-random distribution in time and space. It is generally thought that STUDs are formed ...
the National Natural Science Foundation of China(Grant Nos.41390450,41390454,91730306);the National Science and Technology Major Projects(Grant Nos.2016ZX05024-001-007,2017ZX05069);the National Key R&D Program of the Ministry of Science and Technology of China(Grant No.2018YFC0603501)。
Tight oil/gas medium is a special porous medium,which plays a significant role in oil and gas exploration.This paper is devoted to the derivation of wave equations in such a media,which take a much simpler form compar...
supported by the National Basic Research Program of China(Grant No.2013CB228604);the National Grand Project for Science and Technology(Grant Nos.2011ZX05030-004-002,2011ZX05019-003,2011ZX05006-002)SINOPEC Key Laboratory of Geophysics;Science Foundation for Post-doctoral Scientists of China;Science Foundation for Post-doctoral Scientists of Shandong;the Western Australian Energy Research Alliance(WA:ERA)
Seismic fluid identification works as an effective approach to characterize the fluid feature and distribution of the reservoir underground with seismic data. Rock physics which builds bridge between the elastic param...
supported by the State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation Foundation (Grant No. PLC201101);the National Natural Science Foundation of China (Grant Nos. 41172119 and 41272130)
Carbonate cement is the most abundant cement type in the Fourth Member of the Xujiahe Formation in the Xiaoquan-Fenggu area of the West Sichuan Depression. Here we use a systematic analysis of carbonate cement petrolo...
supported by National Basic Research Program of China(Grant No.2012CB723104);National Natural Science Foundation of China(Grant Nos.41372108,41372134);Program for Scientific Research Innovation Team in Colleges and Universities of Shandong Province,and SDUST Research Fund(Gant No.2010KYTD103)
Cement content of carbonate in tight sandstone near section is much the fault of well Xia503, in the Huimin sag in Linnan sub-depression higher than that of the normal sandstones far away from In order to understand t...
supported by National Natural Science Foundation of China(Grant Nos. 40802050,40872149);China Postdoctoral Science Foundation (Grant No. 20070420065)
Compaction and silicon cementation are the dominant processes reducing porosity and permeability in quartzose sandstones during diagenesis. Despite the wealth of information about quartz cementation, there are still u...
Supported jointly by National Natural Science Foundation of China (Grant No.40572080);the Petroleum Science Youth Innovation Foundation Program (Grant No.05E7026)
To study the impact of the fractures on development in the ultra-low permeability sandstone reservoir of the Yangchang Formation of the Upper Triassic in the Ordos Basin,data on outcrops,cores,slices,well logging and ...
Supported by National Basic Research Program of China (Grant Nos.2006CB202308,G1999043310);National Natural Science Foundation of China (Grant No.40472078)
The evolution of Tarim Basin experienced several tectonic movements,of which Caledonian movement caused a serious damage to reservoirs of Silurian. The earlier reservoirs size and the later hydrocarbon loss are two ke...
Supported by the Major State Basic Research Development Program of China (973 Program) (Grant No.2006CB202306)
Studying the response differences between neutron and density logging of gas reservoir for well-balanced and under-balanced logging will be of significance in evaluation of gas reservoir under the under-balanced condi...
Bleaching of sandstone has significant applications to tracing hydrocarbon pathways and evaluating the scale of natural gas seepage. Bleaching of sandstones in the northeast of Ordos Basin is mainly distributed in the...