HEFEI BASIN IN EARLY CRETACEOUS -CHARACTERIZATION AND ANALYSIS OF PETROLEUM POTENTIAL

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摘要 Comprehensiveanalysesweremadebasedonseismicprospectingdata,electricalprospectingdataandbasinsimulationdataaswellasregionalgeologicaldataandthoroughdiscussionswereconductedaboutthecomplicatedstructures,featuresandevolutionofHefeiBasininEarlyCretaceousinthisstudy,anditwasderivedthatthatHefeiBasinwasacompositebasinformedduringthetransformationofthestressfieldfromcompressivetowardtensileinEarlyCretaceous.Inotherwords,thisbasinwasaforelandbasinofgliding-thrusttype,whichismainlycontrolledbytheDabieorogenicbeltinthesouthsideintheearlytomiddleperiodofEarlyCretaceous,whilebeingastrike-slipbasinofpull-aparttype,whichismainlycontrolledbytheactivityofTanlufractureintheeastsideinthemiddletolateperiodofEarlyCretaceous.Moreover,thepotentialLowerCretaceousoilandgassysteminthepull-apartbasinandthevistaforitsprospectingwereexploredinthisstudy.TectonismoftheTanlufracturewasfurtherdiscussedbasedontheresultsofcharacterizationofthebasin,anditwaspointedoutthatthisisbeneficialandinstructivetotheoilandgasprospectinginHefeiBasin
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出版日期 2003年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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