(19)

(11)

EP 0 167 573 A1

(12)

(43) Date of publication: 15.01.1986 Bulletin 1986/03 (21) Application number: 85900441.0 (22) Date of filing: 21.12.1984

(51) International Patent Classification (IPC):  A61M 1/ 00( . ) B01D 69/ 08( . ) B01D 71/ 34( . ) B01D 71/ 82( . ) B01D 67/ 00( . ) B01D 71/ 16( . ) B01D 71/ 56( . ) (86) International application number: PCT/US1984/002103 (87) International publication number: WO 1985/003012 (18.07.1985 Gazette 1985/16)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 29.12.1983 US 19830566762 (71) Applicant: AMF INCORPORATED White Plains New York 10604 (US)	(72) Inventors: MARINACCIO, Paul, J. Monroe, CT 06468 (US) REPETTI, Ronald, V. Old Greenwich, CT 06870 (US) FIORE, Joseph, V. Fairfield, CT 06430 (US) CHU, Chaokang East Hartford, CT 06118 (US) (74) Representative: Patentanwälte Grünecker, Kinkeldey, Stockmair & Partner  Maximilianstrasse 58 D-80538 München D-80538 München (DE)