(19)

(11)

EP 0 623 189 A1

(12)

(43) Date of publication: 09.11.1994 Bulletin 1994/45 (21) Application number: 94902351.0 (22) Date of filing: 22.11.1993

(51) International Patent Classification (IPC):  F01D 11/ 08( . ) F02C 7/ 18( . ) F01D 11/ 12( . ) (86) International application number: PCT/US1993/011350 (87) International publication number: WO 1994/012775 (09.06.1994 Gazette 1994/13)

(84) Designated Contracting States: DE FR GB (30) Priority: 24.11.1992 US 19920980815 08.03.1993 US 19930027929 (71) Applicant: UNITED TECHNOLOGIES CORPORATION Hartford, CT 06101 (US)	(72) Inventors: STAHL, Matthew 700 Dominik Drive College Station, TX 77840-3436 (US) HASTINGS, William, J. Enfield, CT 06082 (US) KANE, Daniel, E. Tolland, CT 06084 (US) MURDOCK, James, R. Tolland, CT 06084 (US) DIERBERGER, James, A. Hebron, CT 06248 (US) (74) Representative: Klunker . Schmitt-Nilson . Hirsch  Winzererstrasse 106 D-80797 München D-80797 München (DE)