(19)

(11)

EP 0 797 723 A1

(12)

(43) Date of publication: 01.10.1997 Bulletin 1997/40 (21) Application number: 95937122.0 (22) Date of filing: 28.11.1995

(51) International Patent Classification (IPC):  F01C 1/ 07( . ) (86) International application number: PCT/GB1995/002764 (87) International publication number: WO 1996/018024 (13.06.1996 Gazette 1996/27)

(84) Designated Contracting States: DE ES FR IT SE (30) Priority: 07.12.1994 GB 19940024619 (71) Applicant: RODRIGUES, Michael Victor Ealing London W13 OBZ (GB)	(72) Inventor: RODRIGUES, Michael Victor Ealing London W13 OBZ (GB)