EP 2537610 A2 20121226 - Metal-flow impact pad and diffuser for tundish
Title (en)
Metal-flow impact pad and diffuser for tundish
Title (de)
Pralltopf und Diffusor für eine Zwischenpfanne
Title (fr)
Élément d'impact par écoulement de métal et diffuseur pour panier de coulée
Publication
Application
Priority
- EP 11171203 A 20110623
- EP 12173052 A 20120621
Abstract (en)
The invention relates to a diffuser for use in a tundish and made of a refractory material comprising (a) a base portion having a top surface and a bottom surface, wherein said top surface is an impact surface suitable for withstanding the impact of molten metal; and (b) an outer side wall entirely surrounding said base portion and extending from said top surface of said base portion in order to from a substantially bucket-like structure, and characterised in that said outer side wall comprises two or more flow outlets in the form of recesses extending from the edge of said side wall furthest away from said base portion towards but not up to said base portion. The invention further relates to the use of a diffuser in the process of pouring molten metal through a tundish.
IPC 8 full level
B22D 41/00 (2006.01)
CPC (source: EP)
B22D 41/003 (2013.01)
Citation (applicant)
- US 5169591 A 19921208 - SCHMIDT MANFRED [US], et al
- DE 19726540 A1 19981224 - GFT GES FUER FEUERFEST TECHNIK [DE]
- WO 03061879 A1 20030731 - INTOCAST AG [DE], et al
- EP 1397221 B1 20090729 - VESUVIUS CRUCIBLE CO [US]
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2537609 A1 20121226; EP 2537610 A2 20121226; EP 2537610 A3 20130227; EP 2537610 B1 20170215; JP 2013006217 A 20130110; JP 2017052009 A 20170316; JP 6465854 B2 20190206
DOCDB simple family (application)
EP 11171203 A 20110623; EP 12173052 A 20120621; JP 2012155947 A 20120625; JP 2016238228 A 20161208