EP 2143827 A1 20100113 - Process for the production of copper from sulphide compounds
Title (en)
Process for the production of copper from sulphide compounds
Title (de)
Verfahren zur Herstellung von Kupfer aus Sulfidverbindungen
Title (fr)
Procédé pour la production de cuivre à partir de composés de soufre
Publication
Application
Priority
EP 08160260 A 20080711
Abstract (en)
The present invention is related to a process for the production of copper from a matte comprising Cu 2 S being in the form of a liquid placed in an electrolytic cell at the positive pole wherein the electrolyte comprises molten salt, and wherein liquid copper is produced at the negative pole.
IPC 8 full level
C25C 3/34 (2006.01)
CPC (source: EP)
Citation (applicant)
- US 3326644 A 19670620 - OPIE WILLIAM R, et al
- BERTRAM ET AL.: "Trans. Instn. Min. Metall.", C: MINERAL PROCESS. EXTR. METALL., 1983
Citation (search report)
- [XY] US 3616340 A 19711026 - LAPAT PHILIP E
- [A] US 3777011 A 19731204 - VELOSO A
- [A] US 4405415 A 19830920 - DEWING ERNEST W [CA], et al
- [YD] BERTRAM R ET AL: "Anodic dissolution of Copper Sulphide Ores in Molten ZnCl2-KCl", TRANSACTIONS OF THE INSTITUTE OF MINING AND METALLURGY,, 1 January 1983 (1983-01-01), pages C169 - C171, XP009109791
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 08160260 A 20080711; EP 2009058446 W 20090703