Interaction Law between Natural Fractures-Vugs and Acid-Etched Fracture during Steering Acid Fracturing in Carbonate Reservoirs

Figure 2

Experimental specimen schematic: (a) wellbore; (b) experimental specimen. The parameters are shown in the figure. The wellbore is 120 mm long and is fixed in the hole using a special glue with high strength and sealing performance.

(a)

(b)