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Integration of absorption and elution circuits
Effect of changes in solution flow rate on column profile with
9 10 COMPARTMENT A:R flow ratio absorption efficiency achieve maximum loading acidic leach liquor Ammonia amount of uranium approximately 18 feet Aqueous-to-resin flow ratio bead bottom Bureau of Mines changes in A:R changes in solution column decreases column height COMPARTMENT NUMBER FIGURE concentration of uranium Effect of changes eluate eluted resin elution column EXCHANGE FROM LOW-GRADE extracted feed solution FIGURE 11 flow ratio increases foot column form yellow cake gpm/ft2 illustrated in figure Increasing the length increasing the solution ion-exchange resin leach solution loaded resin longer columns LOW-GRADE ACIDIC SOLUTIONS MCIX absorption column MCIX system mining of uranium operating conditions orifice plate percent pyramid resin bed resin discharge resin was withdrawn Salt Lake City sample port Seidel shorter column shown in figure solution and resin solution flow rate solution mining operation solution residence tion top compartment U308 per liter unit length uranium absorption uranium concentration uranium loading valve Wyoming