(19)
(11) EP 2 665 537 A1

(12)

(43) Date of publication:
27.11.2013 Bulletin 2013/48

(21) Application number: 12737045.0

(22) Date of filing: 18.01.2012
(51) International Patent Classification (IPC): 
B01D 37/00(2006.01)
 C10L 1/02(2006.01)
(86) International application number:
PCT/SE2012/000003
(87) International publication number:
WO 2012/099523 (26.07.2012 Gazette 2012/30)
(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: 21.01.2011 SE 1100045

(71) Applicant: PERSTORP AB
284 80 Perstorp (SE)

(72) Inventors:
  • LINDQUIST, Per
    444 41 Stenungsund (SE)
  • ANDERSSON, Eva
    S-281 42 Hässleholm (SE)
  • BERGGREN, Anna
    S-416 56 Göteborg (SE)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München
81925 München (DE)

   


(54) METHOD FOR PURIFICATION OF BIODIESEL USING A SELF-CLEANING FILTER