id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iogr-1252	Liu, Cheng; Yin, Yanjun; Bai, Ruiting; Liu, Dengke	Pore-scale Imaging of Oil-brine Movement During Waterflooding with Wettability Alteration from Tight Sandstone: DOI: 10.14800/IOGR.1252	2023	10	.pdf	application/pdf	3370	189	50	* Corresponding author: liucheng14@cnooc.com.cn 1 Pore-scale Imaging of Oil-brine Movement During Waterflooding with Wettability Alteration from Tight Sandstone Cheng Liu*, Yanjun Yin, Ruiting Bai, CNOOC EnerTech-Drilling and Production Company, Tianjin, China; Dengke Liu, Xi’an Jiaotong University, Xi’an, China Abstract To clarify the impact of salinity waterflooding on oil displacement efficiency and the microscopic mechanism, we have used micro-CT, nuclear magnetic resonance, high-pressure mercury injection, and other means to conduct an experimental analysis of salinity waterflooding. The results show that imbibition has little contribution to oil displacement efficiency, and the change in wettability is the main microscopic mechanism of low salinity waterflooding.	cache/iogr-1252.pdf	txt/iogr-1252.txt