EP 1748269 A3 20090729 - Rotary furnace for manufacturing activated carbon
Title (en)
Rotary furnace for manufacturing activated carbon
Title (de)
Drehrohrofen für die Herstellung von Aktivkohle
Title (fr)
Four rotatif pour la fabrication du charbon actif
Publication
Application
Priority
- DE 102005035907 A 20050728
- DE 102005036607 A 20050801
Abstract (en)
[origin: EP1748269A2] A rotating tube (1) for a rotary tubular kiln for the production of activated carbon, has at least one external reinforcing element (RE) (8) to stabilise the tube under operating conditions. An independent claim is included for a rotary tubular kiln for the production of activated carbon, fitted with a tube (1) as above.
IPC 8 full level
F27B 7/22 (2006.01)
CPC (source: EP US)
F27B 7/162 (2013.01 - EP US); F27B 7/2206 (2013.01 - EP US)
Citation (search report)
- [XY] DE 914718 C 19540708 - MIAG VERTRIEBS GMBH
- [X] DD 62256 A1 19680605 - SCHULTZ WERNER [DE]
- [X] DE 473506 C 19290322 - JOHN KEITH KIDDLE
- [X] US 1640574 A 19270830 - TANNIE LEWIN
- [X] US 2939693 A 19600607 - FLOYD OLD ALBERT, et al
- [Y] DE 19912154 A1 20001116 - CARBOTEX PRODUKTIONS UND VERED [DE]
- [A] GB 467033 A 19370610 - BRITISH THOMSON HOUSTON CO LTD
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 1748269 A2 20070131; EP 1748269 A3 20090729; EP 1748269 B1 20120912; DE 102005036607 A1 20070208; JP 2007031275 A 20070208; JP 4688039 B2 20110525; US 2007031772 A1 20070208; US 7866977 B2 20110111
DOCDB simple family (application)
EP 06013903 A 20060705; DE 102005036607 A 20050801; JP 2006206213 A 20060728; US 49411006 A 20060727