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Key exploration & development technologies and engineering practice of continental shale oil: A case study of Member 2 of Paleogene Kongdian Formation in Cangdong Sag, Bohai Bay Basin, East China
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ZHOU Lihong,ZHAO Xianzheng,CHAI Gongquan,JIANG Wenya,PU Xiugang,WANG Xiaodong,HAN Wenzhong,GUAN Quansheng,FENG Jianyuan,LIU Xuewei
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Table 1 Comparison of cross-over effects of shale samples of different fabric facies.
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| Shale fabric type | TOC/% | Content of free hydrocarbon/(mg?g-1) | OSI/(mg·g-1) | Logging quantitative
florescence level | | Range | Average | Range | Average | Range | Average | | Laminar felsic | 2.4-12.6 | 4.5 | 0.75-5.33 | 2.61 | 33-422 | 58 | 12-15 | | Laminar mixed | 1.8-7.6 | 4.1 | 0.84-3.12 | 1.64 | 21-137 | 40 | 7-11 | | Thin-layer limy dolomitic | 1.4-7.3 | 3.4 | 0.26-2.54 | 0.61 | 8-80 | 18 | 3-9 | | Thick-layer limy dolomitic | 0.7-4.5 | 1.3 | 0.04-1.67 | 0.20 | 5-54 | 15 | 2-3 |
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