METHOD FOR ISOLATING CESIUM AND STRONTIUM FROM AQUEOUS SOLUTIONS Russian patent published in 1998 - IPC

Abstract RU 2104735 C1

FIELD: hydrometallurgy. SUBSTANCE: method applicable in nuclear power engineering and analytical chemistry includes extraction with solution of metal dicarbonyl compound and polyester in nitroorganic solvent and subsequent reextraction with mixture containing mineral acid. According to invention, as re-extractant, 0.03-10 M metylammonium salt and 0.001-10 M mineral acid are employed. EFFECT: improved procedure. 1 tbl

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RU 2 104 735 C1

Authors

Shishkin D.N.

Esimantovskij V.M.

Dates

1998-02-20—Published

1995-03-10—Filed