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Breakthrough in rare earths processing technology

International Mining | May 25, 2011 | 6:54 am Battery Metals Australia Rare Earth 

Australian rare earths company Arafura Resources has successfully completed the hydrochloric acid regeneration program, a key part of its wider, previously reported technology program. The process involves taking calcium chloride residues from the phosphate circuit and re-acting them with sulphuric acid...

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