(19)
(11) EP 2 619 518 A1

(12)

(43) Date of publication:
31.07.2013 Bulletin 2013/31

(21) Application number: 11827027.1

(22) Date of filing: 20.09.2011
(51) International Patent Classification (IPC): 
F27D 1/12(2006.01)
C25C 3/08(2006.01)
(86) International application number:
PCT/NO2011/000263
(87) International publication number:
WO 2012/039624 (29.03.2012 Gazette 2012/13)
(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: 22.09.2010 NO 20101321

(71) Applicant: Goodtech Recovery Technology AS
1065 Oslo (NO)

(72) Inventors:
  • SALVADOR, John, Paul
    N-1065 Oslo (NO)
  • SEDLAK, Veroslav
    N-1065 Oslo (NO)

(74) Representative: Acapo AS 
P.O. Box 1880 Nordnes
5817 Bergen
5817 Bergen (NO)

   


(54) SYSTEM AND METHOD FOR CONTROL OF SIDE LAYER FORMATION IN AN ALUMINIUM ELECTROLYSIS CELL