Jun 13, 2019· Rare Element Resources Ltd. ("RER" or the "Company") (OTCQB: REEMF) is pleased to announce additional significant progress on the previously announced thirdparty pilot scale testwork relating to its proprietary rare earth separation technology. This work is being conducted by Umweltund Ingenieurtechnik Dresden ("UIT"), an affiliate of Synchron, a significant shareholder of the .