13. What is Solvent Extraction (SX)? Recovery of a valuable metal Use of immiscible Organic and Aqueous solutions Range of distribution of the valuable metal between the two allows for a certain degree of separation.
14. General SX circuit EXTRACT Solvent Aqueous Aqueous Feed Extract Raffinate Loaded Solvent SCRUB Solvent Aqueous Solvent Feed Scrub Solution Scrubbed Solvent Scrub Raffinate STRIP Solvent Aqueous Strip Solution Strip Liquor Stripped Solvent Solvent Equilibration Figure 1: The Practical Process of Solvent Extraction , (“Solvent Extraction Principles and Applications to Process Metallurgy”, G.M Ritcey, 2006)