Experimental Investigation on Effects of Bacterial Concentration, Crack Inclination Angle, Crack Roughness, and Crack Opening on the Fracture Permeability Using Microbially Induced Carbonate Precipitation

Figure 7

Filling effect of calcium carbonate with different fracture inclination angles. (a) Calcium carbonate filling process. (b) Change of calcium carbonate content. (c) Change of fracture permeability.

(a)

(b)

(c)