Spontaneous Imbibition Experiment and Main Influence Factors in Ultra-Low-Permeability Reservoirs

Figure 3

Nuclear magnetic resonance T₂ spectrum curves and photos of core 3-1/3-2. (a) Curves of core 3-1; (b) photos of core 3-1; (c) curves of 3-2; (d) photos of core 3-2.

(a)

(b)

(c)

(d)