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Mining Wastewater Treatment by Slag Filters

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Academic year: 2021

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Table 1.1 : Comparison of prediction tools efficiency for different treatment slag processes
Table 2.1 : Average composition of the reconstituted effluents  Component Units WW 1 WW 2 WW 3 pH  -  6.92  6.52  5.67  Na  mg/L  154  146  311  Ca  mg/L  32  149  177  K  mg/L  17  52  132  Mg  mg/L  16  8  17  Al  mg/L  1.7  0  8.2  Mn  mg/L  0.24  0.71  0.83  Zn  mg/L  0.20  0.52  3.3  SO 4 mg S/L  201  134  317  Cl  mg/L  25  197  265  o-PO 4 mg P/L  11  26  107  F  mg/L  9  7  37
Table 2.2 : Tested slags and apatites
Table 2.3 : Chemical composition of tested slags  Slag ID  DL  1 2 3 4 5 6 7 8 9 10 SiO 2 %  0.01  10.94  37.45  11.95  40.12  10.68  15.92  14.49  11.57  12.22  16.28  Al 2 O 3 %  0.01  11.87  11.59  4.42  8.33  4.60  6.03  7.69  6.17  5.91  5.14  Fe 2 O
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