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2 303 306

(13)

(51)

IPC

G21F9/08(2006-01-01)

(21) (22)

Application

2005122992/06, 2005-07-19

(24)

Start date

2005-07-19

(22)

Actual filing date

2005-07-19

(45)

Published

2007-07-20

(72)

Inventor

Zil'Berman Boris JakovlevichMakarychev-Mikhajlov Mikhail NikolaevichRjabkov Dmitrij ViktorovichGoletskij Nikolaj Dmitrievich

(73)

Holder

Rossijskaja Federatsija V Litse Federal'Nogo Agentstva Po Atomnoj EhnergiiGosudarstvennoe Unitarnoe Predprijatie Nauchno-Proizvodstvennoe Ob"Edinenie Institut Im. V.G. Khlopina"

METHOD FOR EVAPORATING RAFFINATE PRODUCED IN RECOVERY OF NUCLEAR POWER STATION IRRADIATED FUEL Russian patent published in 2007 - IPC G21F9/08

Abstract RU 2303306 C2

FIELD: handling nuclear fuel wastes.

SUBSTANCE: proposed method for evaporating highly active raffinate produced in recovery of irradiated nuclear fuel incorporating molybdenum, zirconium, and other fissionable products includes raffinate evaporation in oxalic acid still solution at zirconium concentration below 5 g/l.

EFFECT: enhanced safety and economic efficiency.

2 cl, 4 ex

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RU 2 303 306 C2

Authors

Zil'Berman Boris Jakovlevich

Makarychev-Mikhajlov Mikhail Nikolaevich

Rjabkov Dmitrij Viktorovich

Goletskij Nikolaj Dmitrievich

Dates

2007-07-20—Published

2005-07-19—Filed