Pore throat structure and classification of Paleogene tight reservoirs in Jiyang depression, Bohai Bay Basin, China |
WANG Yongshi,GAO Yang,FANG Zhengwei |
Fig. 8. R0, Ra, and R50 histograms for grade-I to grade-IV tight Paleogene sandy conglomerate reservoirs in the Jiyang depression (114 of samples). |