(19)
(11) EP 2 701 827 A1

(12)

(43) Date of publication:
05.03.2014 Bulletin 2014/10

(21) Application number: 11802892.7

(22) Date of filing: 14.12.2011
(51) International Patent Classification (IPC): 
B01D 61/16(2006.01)
C02F 1/52(2006.01)
 C02F 9/00(2006.01)
C02F 11/00(2006.01)
(86) International application number:
PCT/EP2011/072738
(87) International publication number:
WO 2012/146324 (01.11.2012 Gazette 2012/44)
(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

(30) Priority: 29.04.2011 SE 1150380

(71) Applicant: Feralco AB
254 52 Helsingborg (SE)

(72) Inventor:
  • STENDAHL, Kjell
    S-255 91 Helsingborg (SE)

(74) Representative: Ström & Gulliksson AB 
P.O. Box 793
220 07 Lund
220 07 Lund (SE)

   


(54) METHOD FOR TREATMENT OF SLUDGE FROM WATER AND WASTEWATER TREATMENT PLANTS WITH CHEMICAL TREATMENT