Micro pore and throat characteristics and origin of tight sandstone reservoirs: A case study of the Triassic Chang 6 and Chang 8 members in Longdong area, Ordos Basin, NW China
LIU Hanlin1,2, YANG Youyun1,2, WANG Fengqin1,2, DENG Xiuqin3, LIU Ye4, NAN Junxiang3, WANG Jin1, ZHANG Hongjie1