Displacement of organic scales, colloidal particles and condensates from core samples: a Simulated Improved Oil Recovery Coupled with US system (Power = 100, 200, 1000 W, Frequency = 18, 22, 25, 30, 40, 50 kHz) [79]b Experimental set-up of the displacement device [72]c Precipitate Unplugging Device (Power = 100, 200, 1000 W, Frequency = 18, 22, 25, 30, 40, 50 kHz) [79]d Artificial Core Sample [79].