(19)
(11) EP 3 209 886 A1

(12)

(43) Date of publication:
30.08.2017 Bulletin 2017/35

(21) Application number: 15733774.2

(22) Date of filing: 06.07.2015
(51) International Patent Classification (IPC): 
F04D 29/22(2006.01)
(86) International application number:
PCT/EP2015/065355
(87) International publication number:
WO 2016/062416 (28.04.2016 Gazette 2016/17)
(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: 23.10.2014 EP 14190157

(71) Applicant: Sulzer Management AG
8401 Winterthur (CH)

(72) Inventors:
  • AHLROTH, Jussi
    FI-35600 Halli (FI)
  • GASMAN, Teemu
    FI-48600 Kotka (FI)
  • KOIVIKKO, Matti
    FI-48310 Kotka (FI)
  • TIITINEN, Kalle
    FI-33950 Pirkkala (FI)
  • VIRTANEN, Sami
    FI-48800 Kotka (FI)

(74) Representative: Intellectual Property Services GmbH 
Langfeldstrasse 88
8500 Frauenfeld
8500 Frauenfeld (CH)

   


(54) A METHOD OF PUMPING A LIQUID MEDIUM, A CENTRIFUGAL PUMP AND AN IMPELLER THEREFOR