Experimental Study on Enhancing Heavy Oil Recovery by Multimedia-Assisted Steam Flooding Process

Figure 2

Schematic of multimedia-assisted steam flooding process. (1) De-iron water; (2) iso-pump; (3) steam generator; (4) crude oil; (5) formation water; (6) CO₂; (7) urea solution; (8) solid plugging agent solution; (9) high-permeability sand pack; (10) low-permeability sand pack; (11) pressure gauge; (12) back pressure regulator; (13) oil-gas separator; and (14) constant pressure pump.