(19)
(11) EP 0 835 224 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
17.12.2003 Bulletin 2003/51

(45) Mention of the grant of the patent:
18.08.1999 Bulletin 1999/33

(21) Application number: 96918667.5

(22) Date of filing: 04.06.1996
(51) International Patent Classification (IPC)7: C02F 1/68
(86) International application number:
PCT/EP9602/413
(87) International publication number:
WO 9700/1512 (16.01.1997 Gazette 1997/04)

(54)

PROCESS FOR REMOVING UNWANTED MATERIAL FROM WANTED MATERIAL

VERFAHREN ZUM ENTFERNEN VON UNERWÜNSCHTEN MATERIALIEN AUS ERWÜNSCHTEN MATERIALIEN

PROCEDE POUR ENLEVER UNE MATIERE INDESIRABLE D'UNE MATIERE DONNEE

(84) Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 27.06.1995 EP 95201746

(43) Date of publication of application:
15.04.1998 Bulletin 1998/16

(73) Proprietor: Huntsman ICI Chemicals LLC
Wilmington Newcastle Delaware 19801 (US)

(72) Inventors:
  • GERBER, Dirk
    B-1850 Grimbergen (BE)
  • GERBER, Peter, Michel
    B-1800 Peutie (BE)
  • NEYENS, Viviane, Gertrude, Johanna
    B-3270 Scherpenheuvel (BE)
  • STROOBANTS, Peter, Frans, Eugeen, Maria
    B-3945 Ham (BE)

(74) Representative: Baken, Philippus Johannes L. H. et al
Intellectual Property Department Huntsman Polyurethanes Everslaan 45
3078 Everberg
3078 Everberg (BE)


(56) References cited: : 
WO-A-95/31402
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).