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EP 2 178 632 A1

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(43) Date of publication: 28.04.2010 Bulletin 2010/17 (21) Application number: 08749544.6 (22) Date of filing: 11.04.2008

(51) International Patent Classification (IPC):  B01J 14/00(2006.01) B01J 19/24(2006.01) B01J 19/00(2006.01) B01J 19/32(2006.01) (86) International application number: PCT/EP2008/054431 (87) International publication number: WO 2008/128908 (30.10.2008 Gazette 2008/44)

(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 (30) Priority: 20.04.2007 WO PCT/EP2007/003510 (71) Applicant: DSM IP Assets B.V. 6411 TE Heerlen (NL)

(72) Inventors: CRAMER, Wilhelmus, Jacobus NL-6019 AX Wessem (NL) NUSSELDER, Jan, Jacob, Hendrik NL-6174 RE Sweikhuizen (NL) OOSTING, Gerard, Evert NL-6114 AA Susteren (NL) OHLMEIER, Bernd 52146 Würselen (DE) LOMMEN, Johannes, Hendrikus, Gerardus, Marie NL-6166 GS Geleen (NL) VAN BUGGENUM, Lambertus, Cornelis NL-6102 CG Echt (NL) HAHN, Leonardus, Jozef NL-6191 TC Beek (NL) (74) Representative: van der Ploeg, Antonius Franciscus M.J.  DSM Intellectual Property Geleen Office P.O. Box 9 6160 MA Geleen 6160 MA Geleen (NL)