Formation conditions of Neogene large-scale high-abundance lithologic reservoir in the Laibei low uplift, Bohai Sea, East China

XU Changgui,YANG Haifeng,WANG Deying,ZHAO Dijiang,WANG Liliang

Fig. 7. Microscopic features of the N2ml reservoir interval in the KL 6-1 oilfield. (a) KL6-1-C, 1395.00 m, primary intergranular pore, cast thin section; (b) KL6-1-B, 1306.92 m, primary intergranular pore, cast thin section; (c) KL10-1N-E, 1431.00 m, primary intergranular pore, cast thin section; (d) KL6-1-C, 1395.00 m, intergranular pores filled with filiform lamellae illite and montmorillonite, SEM; (e) KL6-1-B, 1306.92 m, intergranular pores filled with filiform lamellae illite and montmorillonite, SEM; (f) KL10-1N-E, 1431.00 m, intergranular pores filled with filiform lamellae illite and montmorillonite, SEM.