(19)

(11)

EP 1 996 304 A2

(12)

(43) Date of publication: 03.12.2008 Bulletin 2008/49 (21) Application number: 06851233.4 (22) Date of filing: 05.12.2006

(51) International Patent Classification (IPC):  B01D 21/26(2006.01) (86) International application number: PCT/IB2006/004044 (87) International publication number: WO 2007/135481 (29.11.2007 Gazette 2007/48)

(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 NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 05.12.2005 US 742558 P 04.01.2006 US 756381 P (71) Applicant: Wagner Development, Inc. 98000 Monaco (MC)	(72) Inventor: CARR, Robert B. Brookline, MA 02445 (US) (74) Representative: Feldmann, Clarence Paul et al Schneider Feldmann AG Patent- und Markenanwälte Beethovenstrasse 49 8002 Zürich 8002 Zürich (CH)