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2 216 057

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Application

2001121054/06, 2001-07-26

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Start date

2001-07-26

(22)

Actual filing date

2001-07-26

(45)

Published

2003-11-10

(72)

Inventor

Rozhkov V.V.Chapaev I.G.Batuev V.I.Avdeev E.I.Usol'Tsev V.N.Filippov E.A.Luzin A.M.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Zavod Khimkontsentratov"

INSTALLATION FOR RADIOGRAPHIC INSPECTION OF PLUG-TO-CAN WELDS IN FUEL ELEMENTS Russian patent published in 2003 - IPC

Abstract RU 2216057 C2

FIELD: nuclear power engineering ; inspecting electron-beam welded joints on lower plug of zirconium-alloy fuel element. SUBSTANCE: inspection table is provided with spring-loaded adjustable-height polymeric beds to receive fuel elements, roller-type upper hold-down piece for pressing cans to flat movable slotted-surface support incorporating screw-to-nut transmission, gear transmission, electric motor, template, electric sensor, and electric limit sensors; carriage is provided with rack-and-gear drive for displacement relative to welds, electric motor, template, electric sensor, and film disposed therein; slit is made in inspection table above film carrying carriage, its width being sufficient to take at least four photos of four sections of welds. EFFECT: enhanced weld inspection quality and operating reliability of fuel assemblies in reactor core. 1 cl, 6 dwg

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RU 2 216 057 C2

Authors

Rozhkov V.V.

Chapaev I.G.

Batuev V.I.

Avdeev E.I.

Usol'Tsev V.N.

Filippov E.A.

Luzin A.M.

Dates

2003-11-10—Published

2001-07-26—Filed

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