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). |