Leaching method of rare-earth metals using hydrochloric acid from manganese nodule

摘要

The present invention relates to a leaching method of rare-earth metals using a hydrochloric acid from a manganese nodule, and more particularly, to a leaching method of rare-earth metals using a hydrochloric acid from a manganese nodule, in which a manganese nodule is mixed with a hydrochloric acid, then stirred and heated to leach the rare-earth metal included in the manganese nodule.