(19)

(11)

EP 0 111 559 A1

(12)

(43) Date of publication: 27.06.1984 Bulletin 1984/26 (21) Application number: 83902354.0 (22) Date of filing: 10.06.1983

(51) International Patent Classification (IPC):  B65D 41/ 34( . ) (86) International application number: PCT/US1983/000912 (87) International publication number: WO 1983/004402 (22.12.1983 Gazette 1983/29)

(84) Designated Contracting States: DE FR GB NL (30) Priority: 11.06.1982 US 19820387382 (71) Applicant: CONTINENTAL WHITECAP INC. Northbrook Illinois 60062 (US)	(72) Inventor: BANICH, John N., Sr. Chicago, IL 60652 (US) (74) Representative: Palmer, Roger  PAGE, WHITE & FARRER 5 Plough Place New Fetter Lane London EC4A 1HY London EC4A 1HY (GB)