(19)

(11)

EP 0 656 045 A1

(12)

(43) Date of publication: 07.06.1995 Bulletin 1995/23 (21) Application number: 93920308.0 (22) Date of filing: 24.08.1993

(51) International Patent Classification (IPC):  F02M 25/ 10( . ) C10L 1/ 10( . ) C10L 1/ 18( . ) C10L 1/ 185( . ) C10L 1/ 30( . ) C10L 10/ 18( . ) C10L 1/ 12( . ) C10L 1/ 26( . ) C10L 1/ 06( . ) C10L 1/ 14( . ) C10L 1/ 182( . ) C10L 1/ 19( . ) C10L 10/ 02( . ) F02M 25/ 14( . ) C10L 1/ 22( . ) (86) International application number: PCT/US1993/007962 (87) International publication number: WO 1994/004636 (03.03.1994 Gazette 1994/06)

(84) Designated Contracting States: AT BE DE ES FR GB GR IT NL PT (30) Priority: 24.08.1992 US 19920934192 (71) Applicant: ORR, William C. Denver, Colorado 80210 (US)	(72) Inventor: ORR, William C. Denver, Colorado 80210 (US) (74) Representative: Perani, Aurelio, et al  c/o JACOBACCI & PERANI S.p.A Via Visconti di Modrone, 7 I-20122 Milano I-20122 Milano (IT)