Experimental Investigation of Seepage Mechanism on Oil-Water Two-Phase Displacement in Fractured Tight Reservoir

Figure 8

Water content with respect to the waterflooding time before and after the construction of fracture in the experimental core. The red and black points represent the results before and after the construction of fracture. (a) Cores H1-5. (b) Cores H11. (c) Cores H13. (d) Cores H2-12.

(a)

(b)

(c)

(d)