Organic compounds -- part of the class 532-570 series – Organic compounds – Hydroxamic acids – chalcogen analogs or salts thereof
Patent
1989-07-06
1990-07-03
Evans, J. E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Hydroxamic acids, chalcogen analogs or salts thereof
260404, 562621, 562622, C07C 8310
Patent
active
049392999
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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Coleman James P.
Graham Charles R.
Monzyk Bruce F.
Brooks Wendell W.
Evans J. E.
Kelley Thomas E.
Monsanto Company
Shear Richard H.
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