Theoretical and Experimental Antiscaling Performance Study of Several Inhibitors to Prevent Barium Sulfate Formation during Water Injection in Oil Reservoirs

Figure 4

Molecular models of inhibitors and mineral scale (a) DTPA-5Na, (b) EDTMPS, (c) DTPMP, and (d) BaSO₄.

(a)

(b)

(c)

(d)