(19)

(11)

EP 1 606 191 A1

(12)

(43) Date of publication: 21.12.2005 Bulletin 2005/51 (21) Application number: 04720436.7 (22) Date of filing: 12.03.2004

(51) International Patent Classification (IPC)7: B65D 77/06 (86) International application number: PCT/US2004/007610 (87) International publication number: WO 2004/083070 (30.09.2004 Gazette 2004/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 13.03.2003 US 454955 P (71) Applicant: Shell Internationale Research Maatschappij B.V. NL-2596 HR The Hague (NL)	(72) Inventor: HOWE, Michael, William Spring, TX 77380 (US)