(19)

(11)

EP 0 616 651 A1

(12)

(43) Date of publication: 28.09.1994 Bulletin 1994/39 (21) Application number: 93900966.0 (22) Date of filing: 09.12.1992

(51) International Patent Classification (IPC):  D01F 6/ 04( . ) D01F 13/ 04( . ) (86) International application number: PCT/US1992/010571 (87) International publication number: WO 1993/012276 (24.06.1993 Gazette 1993/15)

(84) Designated Contracting States: BE CH DE FR GB IT LI NL SE (30) Priority: 09.12.1991 US 19910803860 09.12.1991 US 19910803883 (71) Applicant: AlliedSignal Inc. Morristown, New Jersey 07962-2245 (US)	(72) Inventors: IZOD, Thomas, P. Basking Ridge, NJ 07920 (US) BERENBAUM, Morris, B. Summitt, NJ 07901 (US) LITT, Morton, H. University Heights, OH 44118 (US) HACKER, Scott, M. New York, NY 10023 (US) BOSE, Anjana Randolph, NJ 07896 (US) (74) Representative: Brock, Peter William  Urquhart-Dykes & Lord 1 Richfield Place Richfield Avenue Reading RG1 8EQ Berkshire Reading RG1 8EQ Berkshire (GB)