(19)
(11) EP 3 171 994 A1

(12)

(43) Date of publication:
31.05.2017 Bulletin 2017/22

(21) Application number: 15824652.0

(22) Date of filing: 18.07.2015
(51) International Patent Classification (IPC): 
B08B 9/22(2006.01)
B08B 3/08(2006.01)
(86) International application number:
PCT/US2015/041040
(87) International publication number:
WO 2016/014367 (28.01.2016 Gazette 2016/04)
(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
Designated Extension States:
BA ME
Designated Validation States:
MA

(30) Priority: 23.07.2014 CN 201410353894

(71) Applicant: Ecolab USA Inc.
St. Paul, Minnesota 55102 (US)

(72) Inventors:
  • FAN, Dooriya Duo
    Shanghai 200127 (CN)
  • LUO, Zhihui Roby
    Shanghai (CN)

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

   


(54) METHOD FOR PRETREATING CONTAINER, AND METHOD AND DEVICE FOR CLEANING CONTAINER