906 Figure 9: Variation of passing below 75 µm and 20 µm between Current Sands vs Clean sands Pilot Plant – Campaign N°1 Figure 10: Water recovery from overflow hydrocyclones with technology HRT In the figure 10, the water recovery from overflow hydrocyclones to reach up to 86%, however its necessary to optimize the dosage and type of flocculant for increase the solids percentage in underflow above 45%.
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