Distributions and Extraction of Rare Earth Elements from ...
Distributions and Extraction of Rare Earth Elements from Coal and Coal By -Products. Elliot Roth 1,2, Megan Macala 1,2, Ronghong Lin 1, Tracy Bank 1,2, Robert Thompson 1,2, Bret Howard 1, Yee Soong 1, and Evan Granite 1. 1 U.S. Dept. of Energy, National Energy Tech nology Laboratory, 626 Cochrans Mill Rd., Pittsburgh, PA 15236, USA . 2 AECOM, National Energy Technology Laboratory, 626 …