(19)
(11)
EP 0 637 260 A1
(12)
(43)
Date of publication:
08.02.1995
Bulletin 1995/06
(21)
Application number:
93908969.0
(22)
Date of filing:
20.04.1993
(51)
International Patent Classification (IPC):
B01D
17/
035
( . )
B01J
19/
26
( . )
B03D
1/
14
( . )
D21C
5/
02
( . )
B01J
19/
24
( . )
B03D
1/
02
( . )
C02F
1/
24
( . )
(86)
International application number:
PCT/FI1993/000162
(87)
International publication number:
WO 1993/020917
(
28.10.1993
Gazette 1993/26)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB IE IT LI NL PT SE
(30)
Priority:
21.04.1992
FI 19920001754
(71)
Applicant:
WISER OY
SF-04201 Kerava (FI)
(72)
Inventor:
JÄRVENPÄÄ, Viljo
SF-04230 Kerava (FI)
(74)
Representative:
Pellmann, Hans-Bernd, Dipl.-Ing., et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München
D-80336 München (DE)
(54)
PROCEDURE AND MEANS FOR PROCESSING LIQUIDS