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2 069 394

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C1

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IPC

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Application

93041403/25, 1993-08-18

(22)

Actual filing date

1993-08-18

(45)

Published

1996-11-20

(72)

Inventor

Lebedev V.I.Gribanenkov S.V.Larin Eh.P.Sergeev E.G.Chvatov V.N.

(73)

Holder

Leningradskaja Atomnaja Ehlektrostantsija Im. V.I.Lenina

METHOD OF OPERATIONAL OILS PURIFICATION FROM RADIOACTIVE IMPURITIES Russian patent published in 1996 - IPC

Abstract RU 2069394 C1

FIELD: processing of liquid radioactive wastes, waste oils purification form radionuclides. SUBSTANCE: method of operational oils purification from radionuclides provides, that oil is introduced with solution of alkaline permanganate. Then it is added with solution of ferrocyanide mixture. Ferrocyanide mixture is prepared by mixing of 0.5 - 1 % $$$ solution and 0.5 - 1 % $$$ solution. Volumetric ratio of ferrocyanide mixture solution and oil is 0.5 : 5 correspondingly. EFFECT: method allows to achieve high degree of oils purification from radionuclides. 1 tbl

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RU 2 069 394 C1

Authors

Lebedev V.I.

Gribanenkov S.V.

Larin Eh.P.

Sergeev E.G.

Chvatov V.N.

Dates

1996-11-20—Published

1993-08-18—Filed

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