A process for recovering solid magnesium sulfate hydrate from a source of magnesium sulfate in solution said process including the steps of: (a) providing a source of magnesium sulfate in solution that is derived from part of a process associated with the leaching of a metal containing ore or concentrate; (b) adding sulfuric acid to the magnesium sulfate solution to salt out the magnesium sulfate as magnesium sulfate hydrate crystals in a salting process, and partially diluting the sulfuric acid; (c) recycling the diluted sulfuric acid for use in the process of leaching the metal containing ore or concentrate; and (d) recovering the solid magnesium sulfate crystals.
申请公布号
WO2007070974(A1)
申请公布日期
2007.06.28
申请号
WO2006AU01984
申请日期
2006.12.21
申请人
BHP BILLITON SSM DEVELOPMENT PTY LTD;ROCHE, ERIC, GIRVAN;WHITEHEAD, JACQUELINE