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2 239 891

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IPC

(21) (22)

Application

2002125388/06, 2002-09-23

(24)

Start date

2002-09-23

(22)

Actual filing date

2002-09-23

(45)

Published

2004-11-10

(72)

Inventor

Filippov A.V.Panjushkin A.K.Evstigneev I.V.Bek E.G.Kurskov V.S.Kurylev V.I.Samojlov O.B.Ershov V.F.Romanov A.I.Jakimychev V.N.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Zavod"Gosudarstvennoe Unitarnoe Predprijatie Konstruktorskoe Bjuro Mashinostroenija" Im. I.I. Afrikantova

NUCLEAR REACTOR FUEL ASSEMBLY Russian patent published in 2004 - IPC

Abstract RU 2239891 C2

FIELD: can-free fuel assemblies for water-cooled and water-moderated reactor cores.

SUBSTANCE: fuel assembly has bottom and top supporting bushings. Top supporting bushing is mounted for engaging stop disposed on upper end of guide channel. Stop distinguished by high operating reliability is made in the form of collet provided with lip and clamping members joined to the latter; outer surface of collet carries locking bushing. Clamping members of collet are disposed in annular drilling made in guide channel. Provision is made for reusing dismounted fuel assembly many times.

EFFECT: enhanced percentage of fuel burnup, facilitated mounting and dismounting of fuel assembly.

6 cl, 6 dwg

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RU 2 239 891 C2

Authors

Filippov A.V.

Panjushkin A.K.

Evstigneev I.V.

Bek E.G.

Kurskov V.S.

Kurylev V.I.

Samojlov O.B.

Ershov V.F.

Romanov A.I.

Jakimychev V.N.

Dates

2004-11-10—Published

2002-09-23—Filed