(19)
(11)
EP 0 624 187 A1
(12)
(43)
Date of publication:
17.11.1994
Bulletin 1994/46
(21)
Application number:
93903372.0
(22)
Date of filing:
27.01.1993
(51)
International Patent Classification (IPC):
C11D
3/
37
( . )
C11D
7/
32
( . )
(86)
International application number:
PCT/SE1993/000056
(87)
International publication number:
WO 1993/015177
(
05.08.1993
Gazette 1993/19)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI NL SE
(30)
Priority:
30.01.1992
SE 19920000255
(71)
Applicant:
Casco Nobel AB
S-100 61 Stockholm (SE)
(72)
Inventors:
HERDER, Peter
S-161 54 Bromma (SE)
NORLING, Hakan
S-112 23 Stockholm (SE)
WAHLSTEDT, Yngve
S-688 00 Storfors (SE)
LIND, Ingvar
S-161 52 Bromma (SE)
(74)
Representative:
Schöld, Zaid
Eka Nobel AB Patent Department Box 11556
S-100 61 Stockholm
S-100 61 Stockholm (SE)
(54)
CLEANING OF EQUIPMENT WITH RESPECT TO AMINO RESINS