Relationships of the iC4/nC4 and iC5/nC5 ratios with maturity of coal-derived gases of Triassic Xujiahe Formation in central Sichuan Basin, SW China |
QIN Shengfei,HUANG Chunhu,ZHANG Benjian,YANG Yu,YUAN Miao |
Fig. 4. Relationship of the iC4/nC4 and iC5/nC5 ratios of the Xujiahe Xujiahe gas reservoir in Central Sichuan Basin. |