EP 3443132 A1 20190220 - BLOWING LANCE NOZZLE
Title (en)
BLOWING LANCE NOZZLE
Title (de)
BLASLANZENDÜSE
Title (fr)
NEZ DE LANCE DE SOUFFLAGE
Publication
Application
Priority
- BE 201605264 A 20160415
- EP 2017058981 W 20170413
Abstract (en)
[origin: WO2017178611A1] Blowing lance nozzle comprising a central stirring gas-supply tube (2), an inner coolant-inlet tube (5), an outer coolant-outlet tube (10) closed, at one end facing the bath, by a third front wall (12) that has an inner surface (30) with a central region (14), a heat exchange space (16), a stirring gas-outlet pipe (17) leading from each opening (4) in the front wall (3), and a post (18) with a thinned-down portion (I) connected to the central region (14) of the inner surface (30) of the third front wall (12) and forming, with said central region (14), a continuous curved surface (19).
IPC 8 full level
C21C 5/46 (2006.01)
CPC (source: EP)
C21C 5/4606 (2013.01); C21C 2005/4626 (2013.01)
Citation (search report)
See references of WO 2017178611A1
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)
WO 2017178611 A1 20171019; BE 1023582 B1 20170509; EP 3443132 A1 20190220; EP 3443132 B1 20200520
DOCDB simple family (application)
EP 2017058981 W 20170413; BE 201605264 A 20160415; EP 17722381 A 20170413