(19)

(11)

EP 0 087 417 A1

(12)

(43) Date of publication: 07.09.1983 Bulletin 1983/36 (21) Application number: 81902768.0 (22) Date of filing: 03.09.1981

(51) International Patent Classification (IPC):  B23D 9/ 00( . ) B23D 29/ 02( . ) B21D 53/ 42( . ) (86) International application number: PCT/US1981/001183 (87) International publication number: WO 1983/000835 (17.03.1983 Gazette 1983/07)

(84) Designated Contracting States: DE FR GB (71) Applicant: Congoleum Corporation Portsmouth New Hampshire 03801 (US)	(72) Inventor: LIEPTZ, Nathan S. Beachwood, OH 44122 (US)