发明名称 Method for extracting rare earth material from monazite
摘要 A method for extracting rare earth elements from monazite is disclosed. The method includes milling a mixture of monazite including phosphates and rare earth elements and sodium hydroxides inside a mill containing a plurality of balls to form powder by colliding the mixture into balls with each other, converting the mixture into rare earth hydroxides and sodium phosphates through the reaction occurring in the process of repeated collision, and extracting rare earth elements from the powder.
申请公布号 US8486354(B2) 申请公布日期 2013.07.16
申请号 US200913504192 申请日期 2009.11.26
申请人 SHIN HEE-YOUNG;KIM WHAN-TAE;BAE IN-KOOK;CHAE SOO-CHUN;KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES (KIGAM) 发明人 SHIN HEE-YOUNG;KIM WHAN-TAE;BAE IN-KOOK;CHAE SOO-CHUN
分类号 C22B59/00 主分类号 C22B59/00
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