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(11)

EP 1 742 731 A1

(12)

(43) Date of publication: 17.01.2007 Bulletin 2007/03 (21) Application number: 05735442.5 (22) Date of filing: 05.04.2005

(51) International Patent Classification (IPC):  B01J 19/00(2006.01) G01N 31/02(2006.01) (86) International application number: PCT/US2005/011508 (87) International publication number: WO 2005/105293 (10.11.2005 Gazette 2005/45)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 03.05.2004 US 837876 30.07.2004 US 559896 P (71) Applicant: Thar Technologies, Inc. Pittsburgh, PA 15238 (US)	(72) Inventors: MUTHUKUMARAN, Poongunran Worcester, MA 01606 (US) CHORDIA, Lalit Pittsburgh, PA 15238 (US) (74) Representative: Parry, Simon James et al Forrester & Boehmert, Pettenkoferstrasse 20-22 80336 München 80336 München (DE)