(19)

(11)

EP 2 086 860 A1

(12)

(43) Date of publication: 12.08.2009 Bulletin 2009/33 (21) Application number: 07813209.9 (22) Date of filing: 23.07.2007

(51) International Patent Classification (IPC):  B65D 88/34(2006.01) B65D 90/04(2006.01) B65D 88/62(2006.01) B65D 90/48(2006.01) (86) International application number: PCT/US2007/074084 (87) International publication number: WO 2008/014203 (31.01.2008 Gazette 2008/05)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 26.07.2006 US 820425 P 26.07.2006 US 820415 P (71) Applicant: BP Corporation North America Inc. Warrenville, IL 60555 (US)	(72) Inventor: WITHERIDE, Anthony, J. Batavia, IL 60510 (US) (74) Representative: Hamer, Christopher K. et al Mathys & Squire LLP 120 Holborn London EC1N 2SQ London EC1N 2SQ (GB)