(19)

(11)

EP 1 274 312 A1

(12)

(43) Date of publication: 15.01.2003 Bulletin 2003/03 (21) Application number: 01905097.0 (22) Date of filing: 26.01.2001

(51) International Patent Classification (IPC)7: A22C 9/00 (86) International application number: PCT/US0102/599 (87) International publication number: WO 0105/4509 (02.08.2001 Gazette 2001/31)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 28.01.2000 US 465357 P (71) Applicant: Excel Corporation Wichita, KS 67202 (US)	(72) Inventors: DOLEZAL, Howard, G., Jr. Derby, KS 67219 (US) GROSE, Darren Ontario, TOC 2NO (CA) BELL, Brian, W. Wichita, KS 67226 (US) (74) Representative: Andrews, Timothy Stephen  Marks & Clerk,57-60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB)