(19)

(11)

EP 2 307 836 A1

(12)

(43) Date of publication: 13.04.2011 Bulletin 2011/15 (21) Application number: 08766755.6 (22) Date of filing: 30.05.2008

(51) International Patent Classification (IPC):  F25J 3/06(2006.01) C01B 23/00(2006.01) F17C 13/00(2006.01) (86) International application number: PCT/NL2008/050332 (87) International publication number: WO 2009/145611 (03.12.2009 Gazette 2009/49)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (71) Applicant: J.C.R. Van Der Hart Holding B.v. 3054 AK Rotterdam (NL)	(72) Inventor: VAN DER HART, Johann Carl Rudolf NL-3054 AK Rotterdam (NL) (74) Representative: van Westenbrugge, Andries  Nederlandsch Octrooibureau J.W. Frisolaan 13 2517 JS Den Haag 2517 JS Den Haag (NL)