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SELECTIVE EXTRACTION OF RHENIUM FROM AQUEOUS SULFURIC ACID SOLUTIONS
SELECTIVE EXTRACTION OF RHENIUM FROM AQUEOUS SULFURIC ACID SOLUTIONS
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机译:从硫酸水溶液中选择性萃取OF
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摘要
The present invention relates to the selective extraction of rhenium metal from aqueous sulfuric acid solutions. More particularly, it relates to the selective extraction of rhenium metal from sulfuric acid leach solutions, resulting from the leaching of spent petroleum reforming catalysts, by the use of tertiary phosphine oxide extraction compounds.
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