(19)

(11)

EP 0 269 619 A1

(12)

(43) Date of publication: 08.06.1988 Bulletin 1988/23 (21) Application number: 86904318.0 (22) Date of filing: 22.07.1986

(51) International Patent Classification (IPC):  B27C 1/ 08( . ) (86) International application number: PCT/GB1986/000435 (87) International publication number: WO 1987/001067 (26.02.1987 Gazette 1987/05)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 16.08.1985 GB 19850020563 09.01.1986 GB 19860000488 (71) Applicant: WADKIN PLC Leicester LE5 4PF (GB)	(72) Inventor: ROBSON, Thomas 13 Moorsfield FenceHouse Tyne & Wear DH4 5PF (GB) (74) Representative: SERJEANTS  25, The Crescent King Street Leicester, LE1 6RX Leicester, LE1 6RX (GB)