Succinyl dihydroxamic acids
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United States of America Patent
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Jul 3, 1990
Issued Date -
N/A
app pub date -
Jul 6, 1989
filing date -
Dec 4, 1986
priority date (Note) -
Expired
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Abstract
Dihydroxamic acids derived from succinyl compounds are used in conjunction with monohydroxamic acids to extract gallium, e.g. N,N'-dimethyl n-decylsuccino dihydroxamic acid and a monohydroxamic acid in an organic solvent extracts gallium in the presence of other metals from gallium bearing aqueous solutions.
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