(19)
(11) EP 2 268 431 A1

(12)

(43) Date of publication:
05.01.2011 Bulletin 2011/01

(21) Application number: 08783247.3

(22) Date of filing: 22.07.2008
(51) International Patent Classification (IPC): 
B22D 11/115(2006.01)
B22D 27/02(2006.01)
B01F 13/08(2006.01)
(86) International application number:
PCT/CA2008/001333
(87) International publication number:
WO 2009/117803 (01.10.2009 Gazette 2009/40)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 25.03.2008 US 76954

(71) Applicant: ABB Inc.
St.-Laurent, Québec H4S 1Z6 (CA)

(72) Inventors:
  • BEITELMAN, Leonid S.
    Thornhill Ontario L3T 6X1 (CA)
  • LAVERS, J. Douglas
    Toronto Ontario M5S 2M5 (CA)
  • CURRAN, Christopher P.
    Courtice Ontario L1E 3H2 (CA)
  • TALLBACK, Gote
    S- 722 40 Vasteras (SE)

(74) Representative: De Santis, Giovanni et al
ABB S.p.A. Via L. Lama, 33
20099 Sesto San Giovanni (MI)
20099 Sesto San Giovanni (MI) (IT)

   


(54) MODULATED ELECTROMAGNETIC STIRRING OF METALS AT ADVANCED STAGE OF SOLIDIFICATION