Geochemical Characteristics and Accumulated Process of Heavy Crude Oil of Chunguang Oilfield in Junggar Basin, China

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摘要 ChunguangoilfieldisanewfocusoftheexplorationinJunnggarBasinwiththeheavycrudeoildistributinginJurassic,CretaceousandTertiarystrata.Basedontheanalysisofthegeochemistryandfluidinclusioninthereservoirs,thesource,accumulatedperiodandprocessoftheheavycrudeoilreservoirhasbeeninvestigated.Theresultsindicatethattheheavycrudeoilcanbedividedintothreetypesbasedonthedegradationandsources.TheheavycrudeoilwasmainlyderivedfromthePermiansourcerocks,andlatterlymixedbytheheavycrudeoilgeneratedbytheJurassicsourcerocks.Theaccumulatedperiodoftheheavycrudeoilhastwostages.OnewasrangedfromCretaceoustoPaleogeneandtheheavycrudeoilwassourcedfromPermiansourcerocksoftheShawandepressionandlatterlymixedbytheheavycrudeoilgeneratedbytheJurassicsourcerocks.ThesecondperiodwasfromNeogenetopresentandtheheavycrudeoilwasmainlyderivedfromtheJurassicsourcerocks.Combinedwiththegeologicalevolution,theheavycrudeoilaccumulatedprocesshasbeenrecovered.
机构地区 不详
出版日期 2016年05月15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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