(19)

(11)

EP 1 836 324 A2

(12)

(88) Date of publication A3: 03.08.2006 (43) Date of publication: 26.09.2007 Bulletin 2007/39 (21) Application number: 05854686.2 (22) Date of filing: 20.12.2005

(51) International Patent Classification (IPC):  C21B 7/10(2006.01) F27D 9/00(2006.01) F27B 1/24(2006.01) F27D 1/12(2006.01) (86) International application number: PCT/US2005/046017 (87) International publication number: WO 2006/069019 (29.06.2006 Gazette 2006/26)

(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 LV MC NL PL PT RO SE SI SK TR (30) Priority: 20.12.2004 US 637006 P (71) Applicant: Andco Metal Industry Products, Inc. Amherst NY 14228 (US)	(72) Inventor: PYNE, William, E., c/o ATSI, INC. Pennsylvania 16066 (US) (74) Representative: Skone James, Robert Edmund  Gill Jennings & Every LLP Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)