EP 2117717 A1 20091118 - METHOD FOR SELECTIVE FLOTATION OF COPPER
Title (en)
METHOD FOR SELECTIVE FLOTATION OF COPPER
Title (de)
VERFAHREN ZUR SELEKTIVEN FLOTATION VON KUPFER
Title (fr)
PROCEDE DE FLOTTATION SELECTIVE DE CUIVRE
Publication
Application
Priority
- FI 2008050030 W 20080131
- FI 20070089 A 20070202
Abstract (en)
[origin: WO2008092995A1] The invention relates to a method whereby the pH buffer capacity of the feed routed to selective copper flotation is raised. The rise in pH buffer capacity is accomplished by feeding a soluble basic mineral among the ore in the pretreatment stage.
IPC 8 full level
B03D 1/002 (2006.01)
CPC (source: EP FI)
B03D 1/001 (2013.01 - FI); B03D 1/012 (2013.01 - EP); B03D 1/016 (2013.01 - EP); B03D 1/02 (2013.01 - FI); B03D 2201/02 (2013.01 - EP); B03D 2201/06 (2013.01 - EP); B03D 2203/04 (2013.01 - EP)
Citation (search report)
See references of WO 2008092995A1
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)
WO 2008092995 A1 20080807; BR PI0806746 A2 20110913; CL 2008000171 A1 20080404; EA 200900872 A1 20100226; EP 2117717 A1 20091118; FI 119226 B 20080915; FI 20070089 A0 20070202; PE 20081332 A1 20081007
DOCDB simple family (application)
FI 2008050030 W 20080131; BR PI0806746 A 20080131; CL 2008000171 A 20080121; EA 200900872 A 20080131; EP 08709299 A 20080131; FI 20070089 A 20070202; PE 2008000183 A 20080124