NUCLEAR FUEL ASSEMBLY WITH AN UPPER CAP

PCT No. PCT/FR97/00212 Sec. 371 Date Oct. 6, 1998 Sec. 102(e) Date Oct. 6, 1998 PCT Filed Feb. 3, 1998 PCT Pub. No. WO97/28534 PCT Pub. Date Aug. 7, 1997The top nozzle (6) of the fuel assembly includes a transverse adaptor plate (6a) penetrated by openings (8) for fastening the guide tubes (4) and b...

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Hauptverfasser: MAYET, ROLAND, BURFIN, PASCAL
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:PCT No. PCT/FR97/00212 Sec. 371 Date Oct. 6, 1998 Sec. 102(e) Date Oct. 6, 1998 PCT Filed Feb. 3, 1998 PCT Pub. No. WO97/28534 PCT Pub. Date Aug. 7, 1997The top nozzle (6) of the fuel assembly includes a transverse adaptor plate (6a) penetrated by openings (8) for fastening the guide tubes (4) and by openings (9) for water to pass through. The water passage openings (9a) in the adaptor plate (6a) of the top nozzle (6) which are arranged in a central part of the adaptor plate (6a) have a triangular shape with rounded corners and are distributed regularly around at least some of the openings (8) for fastening the guide tubes (4).