EP 1224988 A3 20031217 - Gas-flushing brick for metallurgical vessels
Title (en)
Gas-flushing brick for metallurgical vessels
Title (de)
Spülstein für metallurgische Gefässe
Title (fr)
Brique de barbotage à gaz pour récipients métallurgiques
Publication
Application
Priority
DE 20100976 U 20010119
Abstract (en)
[origin: EP1224988A2] Porous plug comprises a ceramic (1) having a base sheet (2) on one side with a rinsing gas feed device and a rinsing gas inlet opening (3) arranged in the base sheet. A spring tongue (4) is assigned to the rinsing gas inlet opening with a first free end (5) fixed to the base sheet and a second free end (6) assigned to the rinsing gas inlet opening as a closing device. The free end (6) is able to move into an open position by the flowing rinsing gas. Preferred Features: The gas feed device has a gas feed line (7) connected to the base sheet in the region of the gas inlet opening. A gap (9) is provided in the region of the spring tongue between the base sheet and the ceramic.
IPC 1-7
IPC 8 full level
CPC (source: EP)
B22D 1/005 (2013.01); C21C 5/48 (2013.01)
Citation (search report)
- [X] DE 19755199 C1 19981105 - DIDIER WERKE AG [DE]
- [A] US 4779849 A 19881025 - ROTHFUSS HANS [DE], et al
- [A] DE 19610578 C1 19970424 - VEITSCH RADEX AG [AT]
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
DE 20100976 U1 20011206; EP 1224988 A2 20020724; EP 1224988 A3 20031217
DOCDB simple family (application)
DE 20100976 U 20010119; EP 01124610 A 20011015