Discovery and geological knowledge of the large deep coal-formed Qingyang Gas Field, Ordos Basin, NW China
FU Jinhua,WEI Xinshan,LUO Shunshe,ZUO Zhifeng,ZHOU Hu,LIU Baoxian,KONG Qingfen,ZHAN Sha,NAN Junxiang
Fig. 5. Relationship between porosity and permeability of Shan1 sandstone reservoir in Qingyang Gas Field (analysis results of 708 samples from 17 wells).