(19)

(11)

EP 2 753 755 A1

(12)

(43) Date of publication: 16.07.2014 Bulletin 2014/29 (21) Application number: 12758921.6 (22) Date of filing: 07.09.2012

(51) International Patent Classification (IPC):  E01B 1/00(2006.01) E01B 19/00(2006.01) E01B 3/40(2006.01) (86) International application number: PCT/NL2012/050621 (87) International publication number: WO 2013/036120 (14.03.2013 Gazette 2013/11)

(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: 09.09.2011 NL 2007388 (71) Applicant: edilon)(sedra B.V. 2031 CN Haarlem (NL)	(72) Inventors: VAN DER HOUWEN, Gerrit Marinus NL-2023 EL Haarlem (NL) SCHRAM, Willem Pieter NL-2031 CN Haarlem (NL) (74) Representative: EP&C  P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)