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(11)

EP 2 651 724 A1

(12)

(43) Date of publication: 23.10.2013 Bulletin 2013/43 (21) Application number: 11849689.2 (22) Date of filing: 15.12.2011

(51) International Patent Classification (IPC):  B60T 8/36(2006.01) E03B 1/00(2006.01) (86) International application number: PCT/US2011/065199 (87) International publication number: WO 2012/083040 (21.06.2012 Gazette 2012/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 17.12.2010 US 201061424339 P (71) Applicant: Saudi Arabian Oil Company Dhahran 31311 (SA)	(72) Inventor: FLANDERS, Patrick, S. Dhahran 31311 (SA) (74) Representative: Gervasi, Gemma et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria 9 20122 Milano 20122 Milano (IT)