Global Patent Index - EP 3752650 B1

EP 3752650 B1 20221005 - METHOD FOR REFINING MOLTEN METAL USING A CONVERTER

Title (en)

METHOD FOR REFINING MOLTEN METAL USING A CONVERTER

Title (de)

VERFAHREN ZUM RAFFINIEREN VON GESCHMOLZENEM METALL UNTER VERWENDUNG EINES KONVERTERS

Title (fr)

PROCÉDÉ D'AFFINAGE DE MÉTAL FONDU FAISANT APPEL À UN CONVERTISSEUR

Publication

EP 3752650 B1 20221005 (EN)

Application

EP 19704797 A 20190211

Priority

  • IN 201841005906 A 20180216
  • EP 2019053318 W 20190211

Abstract (en)

[origin: WO2019158479A1] A method is provided for refining molten metal using a converter comprising at least one side wall nozzle mounted to a side wall of the converter. The method comprises the following steps: forming a bath of molten metal inside of the converter; blowing a mixture of an essentially Oxygen free carrier gas and powdered material onto and into a slag formed at least partially on the surface of the bath of molten metal using the at least one side wall nozzle.

IPC 8 full level

C21C 5/32 (2006.01); C21C 5/54 (2006.01); C21C 7/00 (2006.01); C21C 7/064 (2006.01); F27D 3/00 (2006.01); F27D 3/18 (2006.01)

CPC (source: EP)

C21C 5/32 (2013.01); C21C 5/54 (2013.01); C21C 7/0087 (2013.01); C21C 7/0645 (2013.01); F27D 3/0026 (2013.01); F27D 3/0033 (2013.01); F27D 3/18 (2013.01); F27D 2003/185 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2019158479 A1 20190822; EP 3752650 A1 20201223; EP 3752650 B1 20221005; ES 2934857 T3 20230227

DOCDB simple family (application)

EP 2019053318 W 20190211; EP 19704797 A 20190211; ES 19704797 T 20190211