Characterization of favorable lithofacies in tight sandstone reservoirs and its significance for gas exploration and exploitation: A case study of the 2nd Member of Triassic Xujiahe Formation in the Xinchang area, Sichuan Basin

• Published in: Petroleum exploration and development Vol. 47; no. 6; pp. 1194 - 1205
• Main Authors: LIU, Junlong, LIU, Zhongqun, XIAO, Kaihua, HUANG, Yanqing, JIN, Wujun
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.12.2020; KeAi Communications Co., Ltd
• Subjects: favorable lithofacies; reservoir characterization; Sichuan Basin; tight sandstone reservoir; Triassic Xujiahe Formation; Xinchang area; Sichuan Basin; favorable lithofacies; reservoir characterization; Triassic Xujiahe Formation; tight sandstone reservoir; Xinchang area

By using core, logging curves, and experiment data, favorable lithofacies types in the 2nd Member of Triassic Xujiahe Formation in the Xinchang area, Sichuan Basin were classified, standard of the favorable lithofacies was established, planar distribution regularities of the favorable lithofacies we...