(19)

(11)

EP 0 265 433 A1

(12)

(43) Date of publication: 04.05.1988 Bulletin 1988/18 (21) Application number: 86904450.0 (22) Date of filing: 04.07.1986

(51) International Patent Classification (IPC):  B07B 1/ 42( . ) (86) International application number: PCT/SE1986/000326 (87) International publication number: WO 1987/000093 (15.01.1987 Gazette 1987/01)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 04.07.1985 SE 19850003340 (71) Applicants: Douglas, Patrick J. Santon, Douglas, Isle of Man (GB) ERIKSSON, Jan, Erik Uppsala (GB)	(72) Inventors: Douglas, Patrick J. Santon, Douglas, Isle of Man (GB) ERIKSSON, Jan, Erik Uppsala (GB) (74) Representative: Wibom, Hans Sven Erik  Dr. Ludwig Brann Patentbyra AB P.O. Box 17192 S-104 62 Stockholm S-104 62 Stockholm (SE)