Process for recovering lithium from a brine
AssigneeADY Resources Limited
InventorsDaniel Ernesto Galli, Demetrio Humana, Maria de las Mercedes Otaiza, Claudia del Rosario Cachagua, Rene Enrique Santillan
Life of this patent
Estimating the term…
Abstract
There is disclosed herein a process for recovering lithium from an impure natural or industrial brine, the process comprising adjusting the pH of a feed brine containing lithium to a value of no less than 11.3 and separating the waste solids and a solution containing lithium values. The solution may be further concentrated and treated to obtain lithium carbonate and a lithium chloride solution suitable for obtaining electrolytic grade lithium chloride.
Claims22
A process for recovering lithium from an impure natural or industrial brine, the process comprising (al) adjusting the pH of a feed brine containing lithium to a value of no less than 11.3 and separating the waste solids and a slurry containing lithium values.
Dependencies are inferred from the claim text.