Experimental study on the oil production characteristics during the waterflooding of different types of reservoirs in Ordos Basin, NW China

XIAO Wenlian,YANG Yubin,LI Min,LI Nong,YOU Jingxi,ZHAO Jinzhou,ZHENG Lingli,ZHOU Keming,REN Jitian,WANG Yue

Fig. 14. Variations of oil recovery factor with pressure gradient during waterflooding.