东北亚裂谷盆地群油气勘探潜力

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1、2012年6月大庆石油地质与开发June，2012第31卷第3期PetroleumGeologyandOilfieldDevelopmentinDaqingVol_31No．3OOI：10．3969／J．ISSN．1000—3754．2012．03．001东北亚裂谷盆地群油气勘探潜力费宝生刘建礼(华北油田分公司勘探开发研究院，河北任丘062552)摘要：近年来油气勘探在二连盆地、海拉尔盆地以及蒙古塔木察格盆地不断有新发现，二连盆地发现了小而肥的含油凹陷，发现了石炭系灰岩潜山油藏、斜坡坡折带规模储量、洼槽区岩性油藏，取

2、得了可喜成果。通过实践进一步加深了对地下客观规律的认识：生油洼槽控制了油气分布，斜坡坡折带有利于岩性油藏形成，洼槽带是岩性油气藏形成的有利带，反转构造有利于油气成藏，变换带是油气聚集的有利带等。指出了E东向或：IHB东向洼槽是有利生烃洼槽，围绕主生烃洼槽多层多类找油、下洼找岩性油气藏和煤层气勘探等是该类盆地重要的勘探方向。关键词：勘探实践的启示；新认识；东北亚地区；裂谷盆地群；勘探方向中图分类号：TEl21．3文献标识码：A文章编号：1000—3754(2012)03-0001-06PETRoLEUMEXPLoRAT

3、IoNPoTENTIALSoFTHERIFTBASINGRoUPINNoRTHEASTASIAFEIBaosheng，LIUJianli(ExplorationandDevelopmentResearchInstituteofNorthChinaOilfieldBranchCompany，Renqiu062552，China)Abstract：Inrecentyears，uninterruptednewdiscoveriesofpetroleumexplorationhavebeenexposedinErlianBa

4、—sin，HailarBasinandTumtsagBasinofMongolia．Intheformer，smallbutabundantoil—bearingoilDiscoveredsagshavebeenfoundoutIthefavorableachievementsareobtainedinthediscoveredCarboni~rouslimestoneburiedhilloilreservoirs，large—scalereservesinslopebeltandlithologicoilreser

5、voirsinthesubsags．Throughtheprac-rice，theunderstandingsofundergroundobjectiverulesarefurtherdeepened：theoil—generatingsubsagscontrolthehydrocarbondistribution；theslopebeltsintheslopezonearebeneficialfortheformationoflithologicoilreservoir；subsagbeltsarethebenef

6、icialgeneratingbeltsoflithologic0订reservoir；theinversetectonicsaregoodforpetrole—umaccumulationandreservoirformation；thetransformedbeltsaretheprettygoodpetroleumenrichedbelts．NEorNNEsubsagsarepointedouttobethefavorablehydrocarbon-generatingsubsags，theimportantp

7、etroleumexplora—tionorientationsarefocusedonsearchingforoilinmultiplereservoirsandkindsaroundmainsourcesubsags；andfurthermoreseekingforlithologicoilandgasreservoirsinthesubsags：conductingcoal—bedgasexplorationetc．Keywords：exploratorypracticeinspiration；newunder

8、standing；NortheastAsia；riftbasingroup；exploration0rientaton收稿日期：2011—12-05改回日期：2012-01-07基金项目：国土资源部油气专项“二连盆地上古生界石油地质特征及战略选区”(2009GYXQ12-03)资助。作者简介：费宝生，男，1938年生，教授级高级工程师，从事石油