%0 Journal Article
%T CONTRAST OF LITHOFACIES UNIT IN THE MID AND LATE PERIOD OF OILFIELD DEVELOPMENT--AN EXAMPLE OF KEXIA GROUP OF WU 2 XI IN KARAMAY OILFIELD<br>油田开发中后期精细岩相单元对比――以克拉玛依油田五2西克下组为例
%A SU Wei-qiang
%A ZHANG Ting-shan
%A HU Xin-ping
%A SHI Yong-min
%A HUANG Shi-wei
%A DONG Tong-wu
%A JIANG Zhao-yong
%A <br>苏维强[]
%A 张廷山[]
%A 胡新平[]
%A 师永民[]
%A 黄世伟[]
%A 董同武[]
%A 姜照勇[]
%J 天然气地球科学
%D 2005
%I 
%X 岩相单元是比小层更细、更能体现油藏地质特征的单油砂体.通过对岩相单元的细分与对比,可以满足油田开发中后期挖掘剩余油潜力的需要.以克拉玛依油田五2西克下组为例,遵循等时对比的原则,利用电测、岩心资料,以标准井为基础,作连井拉平沉积剖面图,从标志层、沉积旋回、沉积微相、砂体（油层）连通关系等方面进行对比,完成了区块的对比及统层.认为五2西克下组S7层属扇三角洲沉积,主力油层为S47;该层北部砂体厚度大,分布面积较广,连通性好,向南向西则逐渐变薄,面积变小,连通性变差,横向变化大,分布零散.
%K Middle and later periods of oilfield development
%K lithofacies unit
%K Contrast
%K Wu 2 xi
%K Kexiaformation<br>油田开发中后期
%K 岩相单元
%K 对比
%K 五2西
%K 克下组
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=E8CFCA71B77A2FF3&jid=ACDC74B90F609E2435847898490F3647&aid=9EDBFE945FB7A3E0&yid=2DD7160C83D0ACED&vid=7801E6FC5AE9020C&iid=B31275AF3241DB2D&sid=DB7D5E75BD4E2480&eid=A8E9231F98774741&journal_id=1672-1926&journal_name=天然气地球科学&referenced_num=0&reference_num=4