(19)

(11)

EP 1 694 454 A2

(12)

(88) Date of publication A3: 29.09.2005 (43) Date of publication: 30.08.2006 Bulletin 2006/35 (21) Application number: 04814468.7 (22) Date of filing: 16.12.2004

(51) International Patent Classification (IPC):  B22D 1/00(2006.01) (86) International application number: PCT/US2004/042289 (87) International publication number: WO 2005/058529 (30.06.2005 Gazette 2005/26)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 17.12.2003 US 736557 (71) Applicant: SPX Filtran Corporation 28277 Charlotte NC (US)	(72) Inventors: SEAVER, Sean Plainwell, MI 49080 (US) HOLLACHER, Robert St. Joseph, MI 49085 (US) BARNES, Chuck Kalamazoo, MI 49009 (US) (74) Representative: Lang, Friedrich et al Patentanwälte, Lang & Tomerius, Bavariaring 29 80366 München 80366 München (DE)