1 Introduction Permeability of Member-6,Member-7,and Member-8,Triassic Yangchang Formation in Ordos Basin is lower than 1?0-3μm2,so sandstone in those formations are typical tight reservoir（Zhao et al.,2012a,2012b;Y...1 Introduction Permeability of Member-6,Member-7,and Member-8,Triassic Yangchang Formation in Ordos Basin is lower than 1?0-3μm2,so sandstone in those formations are typical tight reservoir（Zhao et al.,2012a,2012b;Yang et al.,2013）.Because of the maximum flooding event of Late Triassic during deposition of Chang-7 Member,the lacustrine basin had a wide range of deposition area展开更多
1 Introduction Petroleum accumulations from the Earth’s crust can be grouped into conventional and unconventional ones.The history of the world’s petroleum exploration is a history from the exploration of convention...1 Introduction Petroleum accumulations from the Earth’s crust can be grouped into conventional and unconventional ones.The history of the world’s petroleum exploration is a history from the exploration of conventional accumulations to that of unconventional ones.Nevertheless,petroleum accumulation is actually a contrary process starting展开更多
文摘1 Introduction Permeability of Member-6,Member-7,and Member-8,Triassic Yangchang Formation in Ordos Basin is lower than 1?0-3μm2,so sandstone in those formations are typical tight reservoir（Zhao et al.,2012a,2012b;Yang et al.,2013）.Because of the maximum flooding event of Late Triassic during deposition of Chang-7 Member,the lacustrine basin had a wide range of deposition area
文摘1 Introduction Petroleum accumulations from the Earth’s crust can be grouped into conventional and unconventional ones.The history of the world’s petroleum exploration is a history from the exploration of conventional accumulations to that of unconventional ones.Nevertheless,petroleum accumulation is actually a contrary process starting
