(19)

(11)

EP 1 651 561 A2

(12)

(88) Date of publication A3: 24.03.2005 (43) Date of publication: 03.05.2006 Bulletin 2006/18 (21) Application number: 04752507.6 (22) Date of filing: 17.05.2004

(51) International Patent Classification (IPC):  C01B 3/04(1980.01) C25B 1/02(1974.07) C01B 13/02(1968.09) C10J 3/00(1968.09) (86) International application number: PCT/US2004/015504 (87) International publication number: WO 2005/005312 (20.01.2005 Gazette 2005/03)

(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 (30) Priority: 30.06.2003 US 609102 (71) Applicant: GENERAL ELECTRIC COMPANY Schenectady, NY 12345 (US)	(72) Inventors: BOYAPATI, Krishna, Rao, 350 6th A Cross, 29th Main Bangalore 560 066 (IN) BISHNOI, Peeush, Kumar Bangalore 560 034 (IN) BHAISORA, Shailesh, Singh G2,1026 Gitanjall Corner Bangalore (IN) (74) Representative: Pedder, James Cuthbert et al London Patent Operation, General Electric International, Inc., 15 John Adam Street London WC2N 6LU London WC2N 6LU (GB)