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(11)

EP 2 389 234 A1

(12)

(43) Date of publication: 30.11.2011 Bulletin 2011/48 (21) Application number: 09768233.0 (22) Date of filing: 23.11.2009

(51) International Patent Classification (IPC):  B01D 46/18(2006.01) B01D 46/46(2006.01) B03C 3/155(2006.01) B01D 46/44(2006.01) B01D 46/00(2006.01) B03C 3/72(2006.01) (86) International application number: PCT/IB2009/055281 (87) International publication number: WO 2010/084385 (29.07.2010 Gazette 2010/30)

(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 SM TR (30) Priority: 20.01.2009 IT PD20090011 (71) Applicant: Faggin, Ermanno 35033 Villa di Teolo (PD) (IT)	(72) Inventor: Faggin, Ermanno 35033 Villa di Teolo (PD) (IT) (74) Representative: Vinci, Marcello  Ufficio Veneto Brevetti Via Sorio 116 35141 Padova 35141 Padova (IT)