(19)

(11)

EP 0 725 915 A1

(12)

(43) Date of publication: 14.08.1996 Bulletin 1996/33 (21) Application number: 93925011.0 (22) Date of filing: 22.10.1993

(51) International Patent Classification (IPC):  F23Q 2/ 28( . ) F23Q 2/ 16( . ) (86) International application number: PCT/US1993/010158 (87) International publication number: WO 1994/010503 (11.05.1994 Gazette 1994/11)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 23.10.1992 US 19920965596 (71) Applicant: BIC CORPORATION Milford Connecticut 06460 (US)	(72) Inventors: McDONOUGH, James, M. Guilford, CT 06437 (US) FAIRBANKS, Floyd, B. Naugatuck, CT 06770 (US) MONNIER, Jean-Michel Orange, CT 06477 (US) (74) Representative: Jones, Andrée Zena, et al  CRUIKSHANK & FAIRWEATHER 19 Royal Exchange Square Glasgow, G1 3AE Scotland Glasgow, G1 3AE Scotland (GB)