(19)

(11)

EP 2 342 364 A1

(12)

(43) Date of publication: 13.07.2011 Bulletin 2011/28 (21) Application number: 09792182.9 (22) Date of filing: 02.09.2009

(51) International Patent Classification (IPC):  C21D 10/00(2006.01) C23C 8/24(2006.01) C22F 1/18(2006.01) (86) International application number: PCT/US2009/055753 (87) International publication number: WO 2010/028060 (11.03.2010 Gazette 2010/10)

(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 MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 02.09.2008 US 93595 P (71) Applicant: Zimmer, Inc. Warsaw, IN 46580 (US)	(72) Inventor: BHAMBRI, Sushil, K. Warsaw IN 46582 (US) (74) Representative: Mays, Julie  Barker Brettell LLP 10-12 Priests Bridge London SW15 5JE London SW15 5JE (GB)