Geochemical characteristics of tight gas and gas-source correlation in the Daniudi gas field, the Ordos Basin, China

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• 作者：Xiaoqi Wu^a ; Quanyou Liu^b ; ^c ; ^{liuqy.syky@sinopec.com} ; Jianhui Zhu^a ; Kuang Li^a ; Guangxiang Liu^a ; Yingbin Chen^a ; Chunhua Ni^a
• 关键词：Daniudi gas field ; Tight gas ; Geochemical characteristics ; Coal-type gas ; Thermal maturity ; Coal-measure source rocks ; Diffusive migration
• 刊名：Marine and Petroleum Geology
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：79
• 期：Complete
• 页码：412-425
• 全文大小：3008 K
• 卷排序：79

文摘

The Daniudi tight gas is coal-derived based on the geochemical characteristics. The P1s–P1x and C3t gas were derived from P1s and C3t source rocks, respectively. Large-scale lateral migration seems unlikely to occur for the Daniudi tight gas.