Modelling-Mathematical Mathematical models 6 Adsorption 4 Dispersions 4 Finite difference method 4 Adsorption-convection dispersion equation 2 Chemical reactors 2 Component partition 2 Continuity equations 2 Crank-Nicolson method 2 Darcys equation 2 Differential equations 2 Discretization 2 Dispersion 2 Dispersion effect 2 Displacement tests 2 Effluent curves 2 Enhanced recovery 2 Fixed Bed Three Phase Reactors 2 Fixed beds 2 Flow of fluids 2 Freundlich adsorption isotherms 2 Hydrodynamics 2 Immiscible flow 2 Iterative methods 2 Langmuir adsorption isotherms 2 Liquid Dispersion 2 Liquid axial dispersion 2 Mass transfer 2 Materials testing 2