(19)
(11) EP 2 709 508 A1

(12)

(43) Date of publication:
26.03.2014 Bulletin 2014/13

(21) Application number: 11720120.2

(22) Date of filing: 19.05.2011
(51) International Patent Classification (IPC): 
A47L 15/00(2006.01)
C11D 11/00(2006.01)
(86) International application number:
PCT/EP2011/058147
(87) International publication number:
WO 2012/155976 (22.11.2012 Gazette 2012/47)
(84) Designated Contracting States:
AL 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 RS SE SI SK SM TR

(71) Applicant: Ecolab Inc.
St. Paul, MN 55102-1390 (US)

(72) Inventors:
  • MAUL, Christoph
    40219 Düsseldorf (DE)
  • STROTHOFF, Werner
    48336 Sassenberg-Füchtorf (DE)
  • CARLHOFF, Gerold
    47918 Tönisvorst (DE)
  • KLOSE, Sven
    45277 Essen (DE)
  • SCHMIDT-DOBROWOLNY, Patrick
    41812 Erkelenz (DE)
  • KULLWITZ, Dirk
    47918 Tönisvorst (DE)

(74) Representative: Godemeyer Blum Lenze - werkpatent 
An den Gärten 7
51491 Overath
51491 Overath (DE)

   


(54) CLEANING METHOD FOR MACHINE DISHWASHING