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(11)

EP 2 268 379 A1

(12)

(43) Date of publication: 05.01.2011 Bulletin 2011/01 (21) Application number: 09730699.7 (22) Date of filing: 04.03.2009

(51) International Patent Classification (IPC):  B01D 45/00(2006.01) (86) International application number: PCT/US2009/036054 (87) International publication number: WO 2009/126379 (15.10.2009 Gazette 2009/42)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 07.04.2008 US 98513 11.07.2008 US 171801 18.09.2008 US 212968 (71) Applicant: Rudolf W. Gunnerman And Peter W. Gunnerman Reno, NV 89511 (US)	(72) Inventors: GUNNERMAN, Rudolf, W. Reno NV 89511 (US) GUNNERMAN, Peter, W. Reno NV 89519 (US) (74) Representative: Jacob, Reuben Ellis  R.G.C. Jenkins & Co 26 Caxton Street London SW1H 0RJ London SW1H 0RJ (GB)