Pore Structure Characteristics, Genesis, and Its Controlling Effect on Gas Migration of Quaternary Mudstone Reservoir in Qaidam Basin

Figure 4

N₂ adsorption isotherms of different mudstones. (a) H-1: pure mudstone; (b) H-2: pure mudstone; (c) H-3: pure mudstone; (d) H-4: silty mudstone; (e) H-5: silty mudstone; (f) H-6: silty mudstone; (g) H-7: sandy mudstone; (h) H-8: sandy mudstone.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)