(19)
(11) EP 1 628 784 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:
15.04.2009 Bulletin 2009/16

(45) Mention of the grant of the patent:
11.02.2009 Bulletin 2009/07

(21) Application number: 04706526.3

(22) Date of filing: 29.01.2004
(51) International Patent Classification (IPC): 
B08B 1/00(2006.01)
B21B 45/04(2006.01)
B21C 43/04(2006.01)
 B08B 1/02(2006.01)
B21B 45/06(2006.01)
(86) International application number:
PCT/US2004/002640
(87) International publication number:
WO 2004/094082 (04.11.2004 Gazette 2004/45)

(54)

METHOD OF REMOVING SCALE AND INHIBITING OXIDATION IN PROCESSED SHEET METAL

VERFAHREN ZUM ENTFERNEN VON ZUNDER UND VERHINDERN VON OXIDATION BEI VERARBEITETEM BLECH

PROCEDE D'ELIMINATION DE LA COUCHE D'OXYDE ET D'INHIBITION DE L'OXYDATION SUR UNE FEUILLE METALLIQUE TRAITEE

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GR HU IE IT LI LU MC NL PT RO SE SI SK TR

(30) Priority: 07.04.2003 US 408732

(43) Date of publication of application:
01.03.2006 Bulletin 2006/09

(73) Proprietor: The Material Works Ltd.
Red Bud, IL 62278 (US)

(72) Inventor:
  • VOGES, Kevin
    Red Bud, IL 62278 (US)

(74) Representative: Tomkinson, Alexandra 
Bailey Walsh & Co L.L.P. 5 York Place
Leeds LS1 2SD
Leeds LS1 2SD (GB)


(56) References cited: : 
EP-A2- 1 005 926
JP-A- 57 202 915
US-A- 4 872 245
US-A- 6 089 063
US-B2- 6 732 561
 JP-A- 57 202 906
JP-A- 62 199 201
US-A- 6 088 895
US-B1- 6 205 830
   
       
    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).