EP 1636390 B1 20110706 - METHOD FOR TREATING MELT METALS BY MEANS OF A REFINING OXYGEN-BASED AGENT
Title (en)
METHOD FOR TREATING MELT METALS BY MEANS OF A REFINING OXYGEN-BASED AGENT
Title (de)
VERFAHREN ZUM BEHANDELN VON METALLSCHMELZEN MIT EINEM FRISCHMITTEL AUS SAUERSTOFF
Title (fr)
PROCEDE POUR TRAITER DES METAUX FONDUS AU MOYEN D'UN AGENT D'AFFINAGE FAIT D'OXYGENE
Publication
Application
Priority
- EP 2004050800 W 20040513
- DE 10323826 A 20030523
Abstract (en)
[origin: WO2004104231A3] The invention relates to a method and device for treating melt metals, in particular melt steels by means of a refining oxygen-based agent. The aim of said invention is to increase the performance of steel refining. For this purpose, a liquid oxygen jet enveloped with a gaseous oxygen jet is used.
IPC 8 full level
C21C 5/46 (2006.01); C21C 5/30 (2006.01); C21C 5/32 (2006.01); C21C 5/35 (2006.01)
CPC (source: EP)
C21C 5/30 (2013.01); C21C 5/32 (2013.01); C21C 5/35 (2013.01); C21C 5/46 (2013.01); C21C 5/4606 (2013.01); C21C 2250/042 (2013.01)
Citation (examination)
DATABASE WPI Week 6, 1968 Derwent World Patents Index; Page 662, F.A. BROCKHAUS WIESBADEN: "Brockhaus Enzyklopädie"
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2004104231 A2 20041202; WO 2004104231 A3 20050303; AT E515581 T1 20110715; DE 10323826 A1 20050105; EP 1636390 A2 20060322; EP 1636390 B1 20110706; ES 2369362 T3 20111129; PL 1636390 T3 20111230; SI 1636390 T1 20120131
DOCDB simple family (application)
EP 2004050800 W 20040513; AT 04741571 T 20040513; DE 10323826 A 20030523; EP 04741571 A 20040513; ES 04741571 T 20040513; PL 04741571 T 20040513; SI 200431758 T 20040513