Limits and grading evaluation criteria of tight oil reservoirs in typical continental basins of China
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Limits and grading evaluation criteria of tight oil reservoirs in typical continental basins of China |
| ZHOU Nengwu,LU Shuangfang,WANG Min,HUANG Wenbiao,XIAO Dianshi,JIAO Chenxue,WANG Jingming,TIAN Weichao,ZHOU Lei,CHEN Fangwen,LIU Wei,WANG Zhixuan |
| Fig. 2. Oil-bearing grade method for obtaining the lower limit of accumulation of tight reservoir in typical continental basins in China. (a) North Songliao Basin, Upper Cretaceous Qingshankou Formation; (b) South Songliao Basin, Lower Cretaceous Quantou Formation; (c) Jimsar sag in Junggar Basin, Lucaogou Formation; (d) Jinxian sag in Bohai Bay Basin, Member 1 of Kongdian Formation - Member 4 of Shahejie Formation; (e) North Jiangsu Basin, Paleogene Funing Formation; (f) Ordos Basin, Member 7 of Triassic Yanchang Formation [ |
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