(19)

(11)

EP 0 260 256 A1

(12)

(43) Date of publication: 23.03.1988 Bulletin 1988/12 (21) Application number: 86901824.0 (22) Date of filing: 11.03.1986

(51) International Patent Classification (IPC):  B01D 17/ 02( . ) E03F 5/ 16( . ) (86) International application number: PCT/DK1986/000020 (87) International publication number: WO 1986/005535 (25.09.1986 Gazette 1986/21)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 12.03.1985 DK 19850001116 (71) Applicant: JORGEN MOSBAEK JOHANNESSEN APS DK-4600 Koge (DK)	(72) Inventor: JOHANNESSEN, Jorgen, Mosbaek Aspevej 6 DK-4600 Koge (DK)