KOREA RESOURCES CORPORATION
KOREA RESOURCES CORPORATION Patent applications | ||
Patent application number | Title | Published |
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20130272933 | METHOD FOR PRODUCING HIGH-PURITY LITHIUM CARBONATE - Disclosed is a method for producing high-purity lithium carbonate. The method includes: removing magnesium and boron from a brine; separating and removing the remaining magnesium and calcium; concentrating the resulting brine by spray drying to form a powder; washing the powder to concentrate lithium; and carbonating the lithium ions with sodium carbonate (Na | 10-17-2013 |