(19)

(11)

EP 2 029 703 A2

(12)

(88) Date of publication A3: 12.06.2008 (43) Date of publication: 04.03.2009 Bulletin 2009/10 (21) Application number: 07759620.3 (22) Date of filing: 28.03.2007

(51) International Patent Classification (IPC):  C10L 1/12(2006.01) C10L 1/24(2006.01) C10L 1/22(2006.01) (86) International application number: PCT/US2007/065407 (87) International publication number: WO 2007/112456 (04.10.2007 Gazette 2007/40)

(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: 28.03.2006 US 786403 P 24.05.2006 US 802780 P 28.07.2006 US 820736 P (71) Applicant: PETROCRYSTAL LLC Alexandria VA Virginia 22314 (US)	(72) Inventor: PETROCRYSTAL LLC Alexandria VA Virginia 22314 (US) (74) Representative: Capasso, Olga et al De Simone & Partners S.p.A. Via Vincenzo Bellini, 20 00198 Roma 00198 Roma (IT)