(19)
(11) EP 2 925 844 A2

(12)

(88) Date of publication A3:
24.07.2014

(43) Date of publication:
07.10.2015 Bulletin 2015/41

(21) Application number: 13814444.9

(22) Date of filing: 27.11.2013
(51) International Patent Classification (IPC): 
C11D 1/38(2006.01)
C11D 1/00(2006.01)
(86) International application number:
PCT/EP2013/074867
(87) International publication number:
WO 2014/083062 (05.06.2014 Gazette 2014/23)
(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

(30) Priority: 30.11.2012 GB 201221630
26.04.2013 GB 201307589

(71) Applicant: OTI Greentech Group AG
6300 Zug (CH)

(72) Inventors:
  • KEASEY, Alan
    North Ferriby Yorkshire HU14 3JX (GB)
  • WAKHLOO, Jawahar
    66133 Saarbrücken (DE)
  • JOHNSON, Guy
    Worksop Nottinghamshire S80 2DE (GB)
  • KELLY, Caroline
    Romanby Northallerton Yorkshire DL7 8BJ (GB)

(74) Representative: Rentsch Partner AG 
Rechtsanwälte und Patentanwälte Fraumünsterstrasse 9 Postfach 2441
8022 Zürich
8022 Zürich (CH)

   


(54) CLEANING METHOD AND COMPOSITION