[1]State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
[1]State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
[1]State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
[3]Sinopec Exploration Company;
Chengdu 610041;
China;
[3]Sinopec Exploration Company;
Chengdu 610041;
China;
[3]Sinopec Exploration Company;
Chengdu 610041;
China;
[1]State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation;
Chengdu 610500;
China;
[2]School of Geoscience and Technology;
Southwest Petroleum University;
Chengdu 610500;
China;
Sichuan Basin; northern Sichuan area; Sinian; Dengying Formation; mound-shoal complex; supergene karst; burial dissolution; reservoir;