(19)

(11)

EP 1 761 155 A1

(12)

(43) Date of publication: 14.03.2007 Bulletin 2007/11 (21) Application number: 04740408.2 (22) Date of filing: 29.06.2004

(51) International Patent Classification (IPC):  A47L 13/20(2006.01) B25G 1/04(2006.01) (86) International application number: PCT/EP2004/007012 (87) International publication number: WO 2006/002655 (12.01.2006 Gazette 2006/02)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (71) Applicant: ECOLAB, INC. St. Paul, MN 55102-1390 (US)	(72) Inventor: UHL, Stefan 40789 Monheim (DE) (74) Representative: Gesthuysen, von Rohr & Eggert  Patentanwälte Huyssenallee 100 45128 Essen 45128 Essen (DE)