(19)

(11)

EP 0 642 392 A1

(12)

(43) Date of publication: 15.03.1995 Bulletin 1995/11 (21) Application number: 93913252.0 (22) Date of filing: 28.05.1993

(51) International Patent Classification (IPC):  B07B 1/ 42( . ) (86) International application number: PCT/GB1993/001145 (87) International publication number: WO 1993/024245 (09.12.1993 Gazette 1993/29)

(84) Designated Contracting States: DE FR GB (30) Priority: 28.05.1992 GB 19920011300 28.08.1992 GB 19920018414 13.03.1993 GB 19930005213 28.04.1993 GB 19930008787 (71) Applicant: Douglas, Patrick J. Santon, Douglas, Isle of Man (GB)	(72) Inventor: Douglas, Patrick J. Santon, Douglas, Isle of Man (GB) (74) Representative: Orr, William McLean, et al  Urquhart-Dykes & Lord, Tower House, Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)