(19)
(11) EP 4 308 675 A1

(12)

(43) Date of publication:
24.01.2024 Bulletin 2024/04

(21) Application number: 22715614.8

(22) Date of filing: 16.03.2022
(51) International Patent Classification (IPC): 
C11D 7/26(2006.01)
B08B 7/00(2006.01)
C11D 11/00(2006.01)
B29C 33/72(2006.01)
(52) Cooperative Patent Classification (CPC):
C11D 11/0041; C11D 7/265; B08B 7/0028; B29C 33/722
(86) International application number:
PCT/EP2022/056893
(87) International publication number:
WO 2022/194970 (22.09.2022 Gazette 2022/38)
(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:
KH MA MD TN

(30) Priority: 16.03.2021 EP 21162961

(71) Applicant: surfactor Germany GmbH
45141 Essen (DE)

(72) Inventors:
  • SILVENTOINEN, Ilpo
    82430 Puhos (FI)
  • IKONEN, Kai
    82430 Puhos (FI)

(74) Representative: König Szynka Tilmann von Renesse Patentanwälte Partnerschaft mbB Düsseldorf 
Mönchenwerther Straße 11
40545 Düsseldorf
40545 Düsseldorf (DE)

   


(54) METHOD FOR CLEANING PRESS PLATES