(19)

(11)

EP 2 753 441 A1

(12)

(43) Date of publication: 16.07.2014 Bulletin 2014/29 (21) Application number: 12748008.5 (22) Date of filing: 08.08.2012

(51) International Patent Classification (IPC):  B22D 17/00(2006.01) (86) International application number: PCT/EP2012/065545 (87) International publication number: WO 2013/034383 (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: 05.09.2011 EP 11180001 (71) Applicant: Rheinfelden Alloys GmbH & Co. KG 79618 Rheinfelden (DE)	(72) Inventor: FRANKE, Rüdiger 79539 Lörrach (DE) (74) Representative: Rentsch Partner AG  Rechtsanwälte und Patentanwälte Fraumünsterstrasse 9 Postfach 2441 8022 Zürich 8022 Zürich (CH)