Abstract The Chang 7 Member of the Mesozoic Yanchang Formation in the Ordos Basin
mainly developed as a semi-deep to deep lacustrine mudstone and shale. It is the main oil …

Rich unconventional petroleum resources are developed in the Chang 7 Member of the
Mesozoic Triassic Yanchang Formation in the Ordos Basin. At present, there are still …

The geological characteristics and enrichment laws of the shale oil in the third submember
of the seventh member of Triassic Yanchang Formation (Chang 7 3) in the Ordos Basin were …

In recent years, the major breakthrough in shale oil exploration in Jiyang depression
demonstrates the broad prospect of shale oil in continental rift basins, and on this basis, the …

PetroChina Changqing Oilfield Company has discovered Qingcheng oilfield in the source
rock stratum of Member 7 of Triassic Yanchang Formation in Ordos Basin; it is a billion-ton …

In 2019, PetroChina Changqing Oilfield Company discovered the Qingcheng oilfield,
China's largest shale oilfield, in the source beds of Chang 7 oil layer of Mesozoic Yanchang …

A set of shale-dominated source rocks series were deposited during the heyday of lake
basin development in the Member 7 of Triassic Yanchang Formation, Ordos Basin, and the …

In 2019, PetroChina Changqing Oilfield Company discovered the Qingcheng shale oil field
with 1 billion tons of estimated oil resources in Ordos Basin. However, it remains …

The geological conditions and exploration potential of shale oil in Chang7 Member, Upper
Triassic Yanchang Formation, Ordos Basin, were studied from various aspects, including …

Based on formation testing data of more than 40 wells with industrial oil flow, systematic
observation of 1 010.26 m long cores taken from 4 wells and test data of over 10 000 core …