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2 224 309

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IPC

(21) (22)

Application

2001133139/06, 2001-12-06

(24)

Start date

2001-12-06

(22)

Actual filing date

2001-12-06

(45)

Published

2004-02-20

(72)

Inventor

Shishkin D.N.Galkin B.Ja.Zil'Berman B.Ja.Fedorov Ju.S.

(73)

Holder

Gosudarstvennoe Unitarnoe Predprijatie Nauchno-Proizvodstvennoe Ob"Edinenie Institut Im. V.G. Khlopina"

METHOD FOR EXTRACTING LONG-LIVING RADIONUCLIDES FROM LIQUID RADIOACTIVE WASTES Russian patent published in 2004 - IPC

Abstract RU 2224309 C2

FIELD: recovery of liquid radioactive wastes. SUBSTANCE: multicomponent extracting agent used in this method incorporates chlorinated cobalt dicarbolide, polyethylene glycol, and zirconium salt of dibutyl phosphate acid in organic solvent, molar proportion of components in extracting agent being as follows: chlorinated cobalt dicarbolide : zirconium salt of dibutyl phosphate : polyethylene glycol, 1 : (1-3.5) : (0.1-0.5). EFFECT: reduced cost of radioactive waste recovery process. 3 cl, 1 tbl, 4 ex

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RU 2 224 309 C2

Authors

Shishkin D.N.

Galkin B.Ja.

Zil'Berman B.Ja.

Fedorov Ju.S.

Dates

2004-02-20—Published

2001-12-06—Filed