(19)

(11)

EP 2 712 356 A1

(12)

(43) Date of publication: 02.04.2014 Bulletin 2014/14 (21) Application number: 12789225.5 (22) Date of filing: 13.02.2012

(51) International Patent Classification (IPC):  C02F 11/04(2006.01) C12M 1/107(2006.01) C02F 3/30(2006.01) G01N 1/22(2006.01) (86) International application number: PCT/SE2012/050142 (87) International publication number: WO 2012/161638 (29.11.2012 Gazette 2012/48)

(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: 20.05.2011 SE 1150473 20.05.2011 US 201161488239 P (71) Applicant: Bioprocess Control Sweden AB 223 63 Lund (SE)	(72) Inventor: LIU, Jing S-226 48 Lund (SE) (74) Representative: Wennberg, Malin  Awapatent AB Box 5117 200 71 Malmö 200 71 Malmö (SE)