(19)

(11)

EP 0 845 080 A1

(12)

(43) Date of publication: 03.06.1998 Bulletin 1998/23 (21) Application number: 95927609.0 (22) Date of filing: 14.08.1995

(51) International Patent Classification (IPC):  F04C 14/ 26( . ) F04C 14/ 12( . ) F04C 2/ 10( . ) F04C 15/ 06( . ) (86) International application number: PCT/CA1995/000481 (87) International publication number: WO 1997/007337 (27.02.1997 Gazette 1997/10)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: STACKPOLE LIMITED Mississauga, Ontario L5J 1K7 (CA)	(72) Inventor: COZENS, Eric, R. Burlington, Ontario L7M 3W4 (CA) (74) Representative: Hitchcock, Esmond Antony, et al  Lloyd Wise, Tregear & Co., Commonwealth House, 1-19 New Oxford Street London WC1A 1LW London WC1A 1LW (GB)