EP 0992754 A3 20010808 - Operating process for a shaft furnace
Title (en)
Operating process for a shaft furnace
Title (de)
Verfahren zum Betreiben eines Schachtofens
Title (fr)
Procédé pour l'opération d'un four à cuve
Publication
Application
Priority
DE 19835271 A 19980804
Abstract (en)
[origin: DE19835271A1] Oxygen or a gas mixture containing oxygen and materials containing coal dust are delivered into the furnace shaft in a pulsed manner.
IPC 1-7
IPC 8 full level
C21B 5/00 (2006.01); C21B 11/02 (2006.01); F27B 1/10 (2006.01); F27B 1/16 (2006.01)
CPC (source: EP)
C21B 5/00 (2013.01); C21B 5/003 (2013.01); C21B 11/02 (2013.01); F27B 1/10 (2013.01); F27B 1/16 (2013.01)
Citation (search report)
- [E] EP 1035392 A2 20000913 - LINDE TECH GASE GMBH [DE]
- [Y] GB 1503263 A 19780308 - ROURKE T [US]
- [Y] DE 29711593 U1 19970904 - WESTFALEN AG [DE]
- [A] US 5070797 A 19911210 - RIETZSCHER ROLF [DE], et al
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
DE 19835271 A1 20000210; EP 0992754 A2 20000412; EP 0992754 A3 20010808
DOCDB simple family (application)
DE 19835271 A 19980804; EP 99115253 A 19990802