(19)

(11)

EP 1 350 255 A2

(12)

(88) Date of publication A3: 13.02.2003 (43) Date of publication: 08.10.2003 Bulletin 2003/41 (21) Application number: 01997817.0 (22) Date of filing: 19.11.2001

(51) International Patent Classification (IPC)7: G21D 7/00 (86) International application number: PCT/US0144/666 (87) International publication number: WO 0204/3076 (30.05.2002 Gazette 2002/22)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 20.11.2000 US 716388 (71) Applicant: Nuclear Energy R&D Partnership Alberquerque, NM 87110 (US)	(72) Inventor: CRAMER, James, D. Albuquerque, NM 87122 (US) (74) Representative: UEXKÜLL & STOLBERG  PatentanwälteBeselerstrasse 4 22607 Hamburg 22607 Hamburg (DE)