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Orderly distribution and differential enrichment of hydrocarbon in oil-rich sags: A case study of Dongying Sag, Jiyang Depression, Bohai Bay Basin, East China
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Yongshi WANG,Xuefeng HAO,Yang HU
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Fig. 2. Distribution of different types of reservoirs in secondary sequence of Dongying Sag (modified from Reference [13], see Fig. 1 for section position). Nm—Minghuazhen Formation; Ng—Guantao Formation; Ed—Dongying Formation; Es2s—Upper submember of second member of Shahejie Formation; Es2x—Lower submember of second member of Shahejie Formation; Es4s—Upper submember of fourth member of Shahejie Formation; Es4x—Lower submember of fourth member of Shahejie Formation; Ek—Kongdian Formation.
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