(19)

(11)

EP 2 701 837 A1

(12)

(43) Date of publication: 05.03.2014 Bulletin 2014/10 (21) Application number: 12786656.4 (22) Date of filing: 10.05.2012

(51) International Patent Classification (IPC):  B01J 19/00(2006.01) C12M 1/00(2006.01) G01N 37/00(2006.01) B81B 1/00(2006.01) G01N 35/00(2006.01) (86) International application number: PCT/JP2012/062569 (87) International publication number: WO 2012/157689 (22.11.2012 Gazette 2012/47)

(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: 13.05.2011 JP 2011108345 (71) Applicant: CANON KABUSHIKI KAISHA Ohta-ku Tokyo 146-8501 (JP)	(72) Inventor: TANIGUCHI, Hirotomo Tokyo 146-8501 (JP) (74) Representative: Weser, Wolfgang  Weser & Kollegen Patentanwälte Radeckestrasse 43 81245 München 81245 München (DE)