EP 1525342 B1 20090422 - METHOD AND INSTALLATION FOR HEAT TREATMENT OF CARBON PRODUCTS CONTAINING SODIUM
Title (en)
METHOD AND INSTALLATION FOR HEAT TREATMENT OF CARBON PRODUCTS CONTAINING SODIUM
Title (de)
VERFAHREN UND ANLAGE ZUR THERMISCHEN BEHANDLUNG VON NATRIUM-ENTHALTENDEN KOHLENSTOFFPRODUKTEN
Title (fr)
PROCEDE ET INSTALLATION DE TRAITEMENT THERMIQUE DE PRODUITS EN CARBONE CONTENANT DU SODIUM
Publication
Application
Priority
- FR 0302204 W 20030711
- FR 0208818 A 20020712
Abstract (en)
[origin: US2004009116A1] Carbon bodies are heated in an oven under low pressure and while being swept with an inert gas, gaseous effluent containing elemental or compound sodium in sublimed form being continuously extracted from the oven via an effluent exhaust pipe. At least one sodium-neutralizing agent is injected into the effluent exhaust pipe immediately downstream from the outlet for exhausting gaseous effluent from the oven. The sodium-neutralizing agent is selected from carbon dioxide and steam, and it can be injected continuously into the flow of gaseous effluent.
IPC 8 full level
D01F 9/12 (2006.01); F27D 17/00 (2006.01); D01F 9/22 (2006.01); D01F 9/32 (2006.01); F27B 5/16 (2006.01); F27D 7/02 (2006.01)
CPC (source: EP US)
Designated contracting state (EPC)
AT DE FR GB
DOCDB simple family (publication)
US 2004009116 A1 20040115; US 7351390 B2 20080401; AT E429533 T1 20090515; AU 2003267517 A1 20040202; CA 2492218 A1 20040122; CA 2492218 C 20101026; CN 1329566 C 20070801; CN 1668789 A 20050914; DE 60327321 D1 20090604; EP 1525342 A2 20050427; EP 1525342 B1 20090422; FR 2842191 A1 20040116; FR 2842191 B1 20041001; JP 2005533193 A 20051104; JP 4327086 B2 20090909; MX PA05000569 A 20050428; WO 2004007819 A2 20040122; WO 2004007819 A3 20040408
DOCDB simple family (application)
US 25622402 A 20020926; AT 03748208 T 20030711; AU 2003267517 A 20030711; CA 2492218 A 20030711; CN 03816588 A 20030711; DE 60327321 T 20030711; EP 03748208 A 20030711; FR 0208818 A 20020712; FR 0302204 W 20030711; JP 2004520775 A 20030711; MX PA05000569 A 20030711