Research Article

Fixed-Bed Adsorption of an Azo Dye (Methyl Orange) onto Chemically and Thermally Regenerated Activated Carbons

Figure 7

Influence of the variation of the filling height on the adsorption process of MO in contact with the different coals (C0 = 10 mg·L−1 and F = 1.5 mL·min−1).