Fig. 1. Experimental flow for the recovery of high purity tin from waste tin oxide.
Fig. 2. Sample of Tin Oxide.
Fig. 3. The crude Tin obtained by gas reduction of waste tinoxide.
Fig. 4. Impurity of electro-refined tin with current density(A/m2).
Fig. 5. Pb purity of electro refined of tin with sulfuric acid concentration.
Fig. 6. Sb purity of electro refined of tin by current density and sulfuric acid concentration.
Table 1. The components of waste Tin oxide
Table 2. The condition of electro refining of Tin
Table 3. The component of refined crude Tin
Table 4. Amounts of Tin reduction and purity of electrolytic Tin
Table 5. The Electrochemical series of elements
Table 6. The purity of electrolytic Tin
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