EP 0521371 A1 19930107 - Gas flushing brick.
Title (en)
Gas flushing brick.
Title (de)
Gasspülstein.
Title (fr)
Brique pour lavage au gaz.
Publication
Application
Priority
DE 4121329 A 19910628
Abstract (en)
The invention relates to a gas bubble brick for metallurgical vessels, having a gas connection branch (18) on the lower, gas-inlet end, the gas connection branch being fixed in the matrix material (20) of the gas bubble brick. <IMAGE>
Abstract (de)
Die Erfindung betrifft einen Gasspülstein für metallurgische Gefäße mit einem Gasanschlußstutzen (18) am gaseinlaßseitigen unteren Ende, wobei der Gasanschlußstutzen im Matrixmaterial (20) des Gasspülsteins festgelegt ist. <IMAGE>
IPC 1-7
IPC 8 full level
B22D 1/00 (2006.01); C21C 7/072 (2006.01); C22B 9/05 (2006.01); F27D 3/16 (2006.01)
CPC (source: EP US)
B22D 1/005 (2013.01 - EP US)
Citation (search report)
- [X] US 4836433 A 19890606 - PERRI JOSEPH A [US]
- [Y] US 2811346 A 19571029 - ETIENNE SPIRE
- [A] GB 2120369 A 19831130 - KSR INT LTD
- [A] GB 2122532 A 19840118 - K S R INTERNATIONAL LIMITED
- [AD] EP 0363651 A1 19900418 - DIDIER WERKE AG [DE]
- [A] DE 3833505 C1 19900215
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
US 5312092 A 19940517; AT E116007 T1 19950115; CA 2072483 A1 19921229; CA 2072483 C 19960220; DE 4121329 C1 19920521; DE 4121329 C2 19950907; DE 59201010 D1 19950202; EP 0521371 A1 19930107; EP 0521371 B1 19941221
DOCDB simple family (application)
US 90471592 A 19920626; AT 92110551 T 19920623; CA 2072483 A 19920626; DE 4121329 A 19910628; DE 59201010 T 19920623; EP 92110551 A 19920623