EP 0717783 A1 19960626 - UPGRADING TITANIFEROUS MATERIALS
Title (en)
UPGRADING TITANIFEROUS MATERIALS
Title (de)
VEREDELN VON TITANHALTIGEM MATERIAL
Title (fr)
ENNOBLISSEMENT DE MATERIAUX TITANIFERES
Publication
Application
Priority
- AU 9400528 W 19940907
- AU PM105193 A 19930907
Abstract (en)
[origin: WO9507366A1] A process for upgrading a titaniferous material by removal of impurities from the titaniferous material is disclosed. The process comprises alternate leaching of the titaniferous material in a caustic leach and a pressure sulphuric acid leach.
IPC 1-7
IPC 8 full level
C22B 3/04 (2006.01); C22B 3/00 (2006.01); C22B 34/12 (2006.01)
CPC (source: EP)
C22B 3/00 (2013.01); C22B 34/125 (2013.01); C22B 34/1254 (2013.01); Y02P 10/20 (2015.11)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9507366 A1 19950316; CA 2171185 A1 19950316; CN 1042349 C 19990303; CN 1134730 A 19961030; EP 0717783 A1 19960626; EP 0717783 A4 19970423; JP H09504828 A 19970513; NO 317932 B1 20050110; NO 960917 D0 19960306; NO 960917 L 19960425; ZA 946864 B 19950904
DOCDB simple family (application)
AU 9400528 W 19940907; CA 2171185 A 19940907; CN 94194061 A 19940907; EP 94926722 A 19940907; JP 50835895 A 19940907; NO 960917 A 19960306; ZA 946864 A 19940907