(19)
(11) EP 0 373 555 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.11.1991 Bulletin 1991/47

(43) Date of publication A2:
20.06.1990 Bulletin 1990/25

(21) Application number: 89122816.5

(22) Date of filing: 11.12.1989
(51) International Patent Classification (IPC)5: B22D 41/08, B22D 27/00
(84) Designated Contracting States:
AT BE CH DE ES FR GB GR IT LI LU NL SE

(30) Priority: 14.12.1988 IT 8414688

(71) Applicant: NUOVA SIRMA S.p.A.
I-30030 Venezia Malcontenta (IT)

(72) Inventor:
  • Pescatori, Roberto, Ing.
    I-31021 Mogliano Veneto (Treviso) (IT)

(74) Representative: Piovesana, Paolo 
Corso del Popolo, 70
30172 Venezia-Mestre
30172 Venezia-Mestre (IT)


(56) References cited: : 
   
       


    (54) Improvement in processes and devices for the continuous casting of metals


    (57) An improvement in continuous casting processes for metals, characterised by blowing-in at least upstream of the ring (5) of the box gate (3) of a tundish (1) a gas which is chemically inert towards steel, through preformed passages leading to the casting hole.







    Search report