EP 0395138 A1 19901031 - Device for the purification of molten metal, in particular aluminium.
Title (en)
Device for the purification of molten metal, in particular aluminium.
Title (de)
Vorrichtung zum Feinen von Metallschmelzen, insbesondere Aluminiumschmelzen.
Title (fr)
Dispositif de purification de métaux fondus, en particulier de l'aluminium.
Publication
Application
Priority
IT 2027489 A 19890420
Abstract (en)
The device comprises a rotor (6) which can be immersed in the molten metal (27). Said rotor is rotated by a motor (30) through a mechanism (29). There is provided above said rotor (6) a supply unit for gases and chemical compounds comprising a mixing chamber (15) into which lead a supply conduit (16) for inert gases and a supply conduit (19) for a suitably selected chemical compound (18). There is moreover provided a control system (20) of the frequency and of the quantity of chemical compound supplied on each occasion.
IPC 1-7
IPC 8 full level
C21C 5/46 (2006.01); C21C 7/00 (2006.01); C22B 9/05 (2006.01); C22B 21/06 (2006.01)
IPC 8 main group level
C22B (2006.01)
CPC (source: EP)
C21C 5/4613 (2013.01); C21C 7/0037 (2013.01); C22B 9/05 (2013.01); C22B 21/064 (2013.01)
Citation (search report)
- [X] US 3891196 A 19750624 - FORSTER ECKEHARD, et al
- [X] US 4286774 A 19810901 - BENATAR VICTOR
- [X] FR 2185570 A1 19740104 - ARBED [LU]
- [X] US 2807508 A 19570924 - BIENIOSEK CHESTER E, et al
- [X] US 2614585 A 19521021 - WAGSTAFF JAMES B
- [X] US 2804339 A 19570827 - BARBOUR DANIEL H, et al
- [X] GB 2041982 A 19800917 - MAGYAR ALUMINIUM
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0395138 A1 19901031; IT 1229673 B 19910906; IT 8920274 A0 19890420
DOCDB simple family (application)
EP 90200932 A 19900417; IT 2027489 A 19890420