Migration and accumulation of crude oils from Permian lacustrine source rocks to Triassic reservoirs in the Mahu depression of Junggar Basin, NW China: Constraints from pyrrolic nitrogen compounds and fluid inclusion analysis
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- 作者：Guangdi Liua ; b ; lgd@cup.edu.cn" class="auth_mail" title="E-mail the corresponding author ; guangdiliucupb@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Zhelong Chena ; b ; czlss1988@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Xulong Wangc ; Gang Gaoa ; b ; Baoli Xiangc ; Jiangling Renc ; Wanyun Mac
- 关键词：Secondary migration and accumulation ; Pyrrolic nitrogen compounds ; Fluid inclusions ; Permian petroleum system ; Mahu depression ; Junggar Basin
- 刊名：Organic Geochemistry
- 出版年：2016
- 出版时间：November 2016
- 年：2016
- 卷：101
- 期：Complete
- 页码：82-98
- 全文大小：4864 K
文摘
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Pyrrolic N compounds in crude oils of Mahu depression were examined.
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Oil migration in slope and depression area is different from fault belts.
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Fluid inclusion petrography and microthermometry show two stages of oil accumulation.
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FTIR provides evidence of different oil sources.
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Migration and accumulation process model has been established.