(19)

(11)

EP 0 239 636 A1

(12)

(43) Date of publication: 07.10.1987 Bulletin 1987/41 (21) Application number: 86906568.0 (22) Date of filing: 06.10.1986

(51) International Patent Classification (IPC):  B29D 11/ 00( . ) D06P 1/ 92( . ) D06P 1/ 28( . ) (86) International application number: PCT/US1986/002115 (87) International publication number: WO 1987/002079 (09.04.1987 Gazette 1987/08)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 07.10.1985 US 19850785183 (71) Applicant: INTERNATIONAL HYDRON CORPORATION Woodbury New York 11797 (US)	(72) Inventor: JENKINS, Evan, JohnB47 Mandeville Road Middlesex TW17 0AL (GB)