Example of Metal Recovery from a Sodium Cyanide Mine Liquor |
| Time |
Au
mg/l |
Ag
mg/l |
Cu
mg/l |
CN
mg/l |
| Beginning Solution |
1.95 |
7.30 |
474 |
87.5 |
| Ending Solution |
1.40 |
6.00 |
<1 |
10 |
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This separation process allowed for an improved liquor to take to the electrolysis step.
Sodium cyanide was captured and recycled. |
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Example of Metal Recovery from an Aqua Regia Mine Liquor |
| Metals Present |
Au
mg/l |
Al
mg/l |
Ca
mg/l |
Co
mg/l |
Cu
mg/l |
Fe
mg/l |
Mn
mg/l |
Ni
mg/l |
Ag
mg/l |
| Virgin Solution |
.22 |
3625 |
948 |
1.38 |
205 |
2213 |
74 |
1.88 |
16.09 |
| Step 1 |
.19 |
47.7 |
55.3 |
.15 |
60.8 |
5.4 |
37.9 |
.57 |
50.08 |
| Step 2 |
<.05 |
.9 |
16.5 |
<.01 |
.37 |
<.03 |
1.03 |
<.02 |
.66 |
| Recovery |
| Step 3 |
.24 |
15.3 |
158 |
.06 |
.55 |
<.03 |
47 |
<.02 |
1.37 |
| Step 4 |
.19 |
2.5 |
807 |
.19 |
.14 |
60.2 |
46.9 |
1.4 |
29.1 |
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| This summary table demonstrates the ability of Diazem Corporation technology to reduce the levels of interfering metals from a complex mixture. |
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