(19)

(11)

EP 1 137 865 A1

(12)

(43) Date of publication: 04.10.2001 Bulletin 2001/40 (21) Application number: 99964130.1 (22) Date of filing: 06.12.1999

(51) International Patent Classification (IPC)7: F01C 13/02, F01C 21/16 (86) International application number: PCT/US9928/915 (87) International publication number: WO 0034/627 (15.06.2000 Gazette 2000/24)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 07.12.1998 US 111184 P (71) Applicant: Zinck, Frederick L. Glenolden, PA 149036 (US)	(72) Inventor: Zinck, Frederick L. Glenolden, PA 149036 (US) (74) Representative: Smaggasgale, Gillian Helen  W.P. Thompson & Co,Celcon House,289-293 High Holborn London WC1V 7HU London WC1V 7HU (GB)