Published October 16, 1980 | Version v1
Patent Open

Method of strengthening pipelines on nuclear reactor fuel rods

Description

The fins for centering the fuel rods within the meshes of spacer grids or among one another are fixed on to the claddings of zirconium-alloy by electrical resistance welding. The welding electrode can be driven pneumatically or hydraulically beneath the claddings. (DG)

Availability note (English)

MF available from INIS under the Report Number; Available from Deutsches Patentamt, Muenchen, Germany, F.R.

Abstract (German)

Die Fuehrungsstollen zur Zentrierung der Brennstaebe in den Maschen von Abstandshaltergittern oder untereinander werden mittels elektrischer Widerstandsschweissung auf die Huellrohre aus Zirkonlegierung aufgebracht. Die Schweisselektrode kann pneumatisch oder hydraulisch unterhalb der Huellrohre gefuehrt werden. (DG)

Files

13659715.pdf

Files (181.4 kB)

Name Size Download all
md5:41e4a420e52b1bde67101cad09590114
181.4 kB Preview Download

Additional details

Additional titles

Original title (German)
Verfahren zum Befestigen von Fuehrungsstollen auf Kernreaktorbrennstaeben

Publishing Information

Imprint Pagination
4 p.
IPC:
Int. Cl. B23K 11/14; G21C 3/04.
IPC
Int. Cl. B23K 11/14; G21C 3/04.
Patent number
DE patent document 2056628/B/

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
13659715
Subject category
S22: GENERAL STUDIES OF NUCLEAR REACTORS;
Descriptors DEI
ELECTRODES; FINS; FUEL CANS; FUEL ELEMENTS; REMOTE HANDLING; SPACERS; WELDING
Descriptors DEC
FABRICATION; JOINING; REACTOR COMPONENTS