(19)
(11) EP 1 346 075 A1

(12)

(43) Date of publication:
24.09.2003 Bulletin 2003/39

(21) Application number: 01271462.2

(22) Date of filing: 20.12.2001
(51) International Patent Classification (IPC)7C22F 1/047, C22C 21/06
(86) International application number:
PCT/GB0105/686
(87) International publication number:
WO 0205/0329 (27.06.2002 Gazette 2002/26)
(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: 20.12.2000 GB 0031104

(71) Applicant: ALCAN INTERNATIONAL LIMITED
MontrealQuebec H3A 3G2 (CA)

(72) Inventor:
  • MAHON, Gary, John
    Oxon OX7 3QS (GB)

(74) Representative: Wise, Stephen James et al
c/o RAWORTH, MOSS & COOK36 Sydenham Road
Croydon,Surrey CR0 2EF
Croydon,Surrey CR0 2EF (GB)

   


(54) AGE-HARDENABLE ALUMINIUM ALLOYS