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(11)

EP 1 730 252 A1

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(43) Date of publication: 13.12.2006 Bulletin 2006/50 (21) Application number: 04818390.9 (22) Date of filing: 10.11.2004

(51) International Patent Classification (IPC):  C10G 1/00(2006.01) C10G 67/04(2006.01) (86) International application number: PCT/EP2004/012763 (87) International publication number: WO 2005/047425 (26.05.2005 Gazette 2005/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 14.11.2003 IT MI20032207 (71) Applicants: ENI S.p.A. 00144 Roma (IT) SNAMPROGETTI S.p.A. 20097 San Donato Milanese (MI) (IT) ENITECNOLOGIE S.p.A. 20097 S. Donato Milanese (Milano) (IT)	(72) Inventors: DELBIANCO, Alberto I-20087 Robecco Sul Naviglio (IT) MONTANARI, Romolo I-20097 San Donato Milanese (IT) PANARITI, Nicoletta I-23900 Lecco (IT) ROSI, Sergio I-20097 San Donato Milanese (IT) (74) Representative: De Gregori, Antonella  Ing. Barzano' & Zanardo Milano S.p.A. Via Borgonuovo 10 20121 Milano 20121 Milano (IT)