(19)
(11) EP 2 087 150 A1

(12)

(43) Date of publication:
12.08.2009 Bulletin 2009/33

(21) Application number: 07705611.7

(22) Date of filing: 19.02.2007
(51) International Patent Classification (IPC): 
C23G 5/00(2006.01)
B01F 5/04(2006.01)
B08B 3/02(2006.01)
 C23G 3/02(2006.01)
B05B 7/08(2006.01)
B21B 45/02(2006.01)
(86) International application number:
PCT/IB2007/000389
(87) International publication number:
WO 2008/059321 (22.05.2008 Gazette 2008/21)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 15.11.2006 IT MI20062189

(71) Applicant: Tenova S.p.A.
20149 Milano (IT)

(72) Inventors:
  • LICITRA, Lorenzo
    16129 Genova (IT)
  • LEONARDI, Fabio
    16132 Genova (IT)

(74) Representative: De Gregori, Antonella et al
Ing. Barzano' & Zanardo Milano S.p.A. Via Borgonuovo 10
20121 Milano
20121 Milano (IT)

   


(54) METHOD AND DEVICE FOR THE CLEANING TREATMENT OF METALLIC STRIPS, DRAFTS AND/OR DRAW PIECES