1. De Schepper, A., 1979. Extraction of arsenic from copper electrolytes by solvent extraction. Paper presented at meeting, Soc. Chem. Ind.(London); also in De Schepper, A., 1985. MHO solvent extraction process for removal of arsenic from Olen copper tankhouse bleed. in “Extraction Metallurgy 1985”, pp. 951–965.
2. Kanoh, G., Togashi, R. and Nagai, T., 1982a. Removal and recovery of TBP in a raffinate by carbon tetrachloride-scrubbing. Proc. Symp. on S.X. 1982, pp. 41.
3. Kanoh, G., Togashi, R. and Nagai, T., 1982b. Purification of copper electrolytes by means of a combination of solvent extraction, hydrogen reduction and sulfidation. Proc. Symp. in Fall Meeting(Kitakyushu), Min. Met. Inst. Japan, K-8, pp. 24–27.(in Japanese)
4. Kanoh, G. and Nagai, T., 1983. Purification of copper electrolytes including solvent extraction. Preprint Annual Meeting, MMIJ, pp. 185–6.(in Japanese); also in Kanoh, G. and Nagai, T., 1983. Removal of antimony, bismuth and iron in copper electrolyte by a chelating resin. Proc. Symp. on Solvent Extraction 1983, pp. 147–154.
5. Reductive stripping of Fe-loaded D2EHPA with the aqueous solutions containing sulfur dioxide;Majima;Metal. Trans.,1985