Reduction- precipitation of metallic gold from chloride leach liquor by ferrous oxalate


مراجع
[1] Javanshri, S.; 2011. “The study of kinetics parameters on gold solvent extraction by DBC in
Mixer settler”, Ph.D. Thesis, Tarbiat Modares University.
[2] Paclawski, K; Fitzner, K; 2006; “Kinetics of Reduction of Gold (III) Complexes Using H2O2”, Metallurgical and materials transactions vol 37, 703-714.
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بازیابی طلا (%)
دما) C⁰ )
فرو اگزالات
اسید اگزالیک
85
90
95
100
0
1
2
3
4
5
بازیابی طلا )%(
غلظت احیا کننده (g/l)
30'
60'
سپیده جوانشیر ، شکوفه نادری چگنی ، معصومه ترابی علمی- پژوهشی مهندسی معدن
112
[3] Paclawski, K; Fitzner, K; 2004; “Kinetics of Gold (III) Chloride Complex Reduction Using Sulfur (IV)”, Metallurgical and materials transactions 35B, 1071-1085.
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[6] Mohammadnejad, S.P; John, L; Deventer, J; van, S.J; 2013; “Reduction of gold (III) chloride to gold (0) on silicate surfaces”, Journal of Colloid and Interface Science 252–259.
[7] Naderi Chegeni, S.; 2015. “Improving kinetics of gold stripping from loaded DBC by ferrous oxalate”, Msc. Thesis, University of Birjand.
[8] Syed, S; 2012; “Recovery of gold from secondary sources- A review”, Hydrometallurgy, 30-51.
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[10] Saadatjoo, N; Heydari, H; Abdullahi, A; Behzad, M; 2013; “Recovery of gold from computer circuit board scraps: the study of the effect of different reductants”, Journal of Applied Chemistry, Vol. 8, No. 27, 55-60.
[11] Lee, S.O; Tran, T; Hi Jung, B; Kim, J; Kim, S; Jun, M; 2007; “Dissolution of iron oxide using oxalic acid”, Hydrometallurgy 87, 91–99.