XXXI International Mineral Processing Congress 2024 Proceedings/Washington, DC/Sep 29–Oct 3 3301
Standard Order Run
H
2 SO
4 Concentration, (M)
Catalyst Dosage
(g/L)
Leaching
Temperature (°C)
Leaching Time
(h) Catalyst Type
16 13 4.0 20 80 12 FeCl3
28 14 2.5 10 50 8 FeCl3
21 15 2.5 10 20 8 FeCl
3 38 16 1.0 20 80 4 AC
24 17 2.5 10 50 12 FeCl3
41 18 4.0 0 20 12 AC
1 19 1.0 0 20 4 FeCl
3 23 20 2.5 10 50 4 FeCl
3
32 21 1.0 0 20 4 AC
9 22 1.0 0 20 12 FeCl3
48 23 1.0 10 50 8 AC
36 24 1.0 0 80 4 AC
27 25 2.5 10 50 8 FeCl3
26 26 2.5 10 50 8 FeCl3
46 27 1.0 20 80 12 AC
25 28 2.5 10 50 8 FeCl
3
11 29 1.0 20 20 12 FeCl3
5 30 1.0 0 80 4 FeCl3
6 31 4.0 0 80 4 FeCl
3 22 32 2.5 10 80 8 FeCl
3
29 33 2.5 10 50 8 FeCl3
20 34 2.5 20 50 8 FeCl3
55 35 2.5 10 50 12 AC
14 36 4.0 0 80 12 FeCl
3
19 37 2.5 0 50 8 FeCl3
40 38 1.0 0 20 12 AC
31 39 2.5 10 50 8 FeCl
3 2 40 4.0 0 20 4 FeCl
3
7 41 1.0 20 80 4 FeCl3
13 42 1.0 0 80 12 FeCl3
34 43 1.0 20 20 4 AC
33 44 4.0 0 20 4 AC
39 45 4.0 20 80 4 AC
45 46 4.0 0 80 12 AC
56 47 2.5 10 50 8 AC
3 48 1.0 20 20 4 FeCl
3
52 49 2.5 10 20 8 AC
30 50 2.5 10 50 8 FeCl3
61 51 2.5 10 50 8 AC
51 52 2.5 20 50 8 AC
49 53 4.0 10 50 8 AC
8 54 4.0 20 80 4 FeCl3
18 55 4.0 10 50 8 FeCl
3 4 56 4.0 20 20 4 FeCl
3
53 57 2.5 10 80 8 AC
50 58 2.5 0 50 8 AC
54 59 2.5 10 50 4 AC
15 60 1.0 20 80 12 FeCl
3
44 61 1.0 0 80 12 AC
43 62 4.0 20 20 12 AC
Table 2. The layout of the experimental design (continued)
Standard Order Run
H
2 SO
4 Concentration, (M)
Catalyst Dosage
(g/L)
Leaching
Temperature (°C)
Leaching Time
(h) Catalyst Type
16 13 4.0 20 80 12 FeCl3
28 14 2.5 10 50 8 FeCl3
21 15 2.5 10 20 8 FeCl
3 38 16 1.0 20 80 4 AC
24 17 2.5 10 50 12 FeCl3
41 18 4.0 0 20 12 AC
1 19 1.0 0 20 4 FeCl
3 23 20 2.5 10 50 4 FeCl
3
32 21 1.0 0 20 4 AC
9 22 1.0 0 20 12 FeCl3
48 23 1.0 10 50 8 AC
36 24 1.0 0 80 4 AC
27 25 2.5 10 50 8 FeCl3
26 26 2.5 10 50 8 FeCl3
46 27 1.0 20 80 12 AC
25 28 2.5 10 50 8 FeCl
3
11 29 1.0 20 20 12 FeCl3
5 30 1.0 0 80 4 FeCl3
6 31 4.0 0 80 4 FeCl
3 22 32 2.5 10 80 8 FeCl
3
29 33 2.5 10 50 8 FeCl3
20 34 2.5 20 50 8 FeCl3
55 35 2.5 10 50 12 AC
14 36 4.0 0 80 12 FeCl
3
19 37 2.5 0 50 8 FeCl3
40 38 1.0 0 20 12 AC
31 39 2.5 10 50 8 FeCl
3 2 40 4.0 0 20 4 FeCl
3
7 41 1.0 20 80 4 FeCl3
13 42 1.0 0 80 12 FeCl3
34 43 1.0 20 20 4 AC
33 44 4.0 0 20 4 AC
39 45 4.0 20 80 4 AC
45 46 4.0 0 80 12 AC
56 47 2.5 10 50 8 AC
3 48 1.0 20 20 4 FeCl
3
52 49 2.5 10 20 8 AC
30 50 2.5 10 50 8 FeCl3
61 51 2.5 10 50 8 AC
51 52 2.5 20 50 8 AC
49 53 4.0 10 50 8 AC
8 54 4.0 20 80 4 FeCl3
18 55 4.0 10 50 8 FeCl
3 4 56 4.0 20 20 4 FeCl
3
53 57 2.5 10 80 8 AC
50 58 2.5 0 50 8 AC
54 59 2.5 10 50 4 AC
15 60 1.0 20 80 12 FeCl
3
44 61 1.0 0 80 12 AC
43 62 4.0 20 20 12 AC
Table 2. The layout of the experimental design (continued)