(19)

(11)

EP 1 793 913 A2

(12)

(88) Date of publication A3: 03.08.2006 (43) Date of publication: 13.06.2007 Bulletin 2007/24 (21) Application number: 05793918.3 (22) Date of filing: 22.08.2005

(51) International Patent Classification (IPC):  B01D 53/62(2006.01) B01D 53/14(2006.01) (86) International application number: PCT/US2005/029979 (87) International publication number: WO 2006/036396 (06.04.2006 Gazette 2006/14)

(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 (30) Priority: 20.08.2004 US 603121 P 23.08.2004 US 603811 P 20.09.2004 US 611493 P (71) Applicant: Global Research Technologies, LLC Tucson AZ 85712 (US)	(72) Inventors: WRIGHT, Allen, B. Tucson, AZ 85718 (US) LACKNER, Klaus, S. Dobbs Ferry, NY 10522 (US) (74) Representative: Sulzbach, Werner  Prinz & Partner GbR Rundfunkplatz 2 80335 München 80335 München (DE)