(PDF) Flotation of an Oxidized Copper Sulfide Ore
The aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid (H2SO4) leaching. The ore
US4011072A - Flotation of oxidized copper ores - Google,
Copper is recovered from an aqueous pulp of an ore containing both sulfide minerals and oxidized minerals by continuously monitoring the EMF of the pulp and adding a water-soluble sulfide to the pulp in an amount from 0.05 to 7 pounds of contained sulfur per ton of ore whenever and for so long as the pump EMF is above about -30 millivolts with reference to a standard
A New Application For Flotation Of Oxidized Copper Ore
In this study, the flotation of oxidized copper ore obtained from Ergani Copper Mining Company in Turkey was performed. This ore contains 2.03% copper, 0.15% cobalt and 3.73% sulfur. An effective processing method has not been found to recover copper and cobalt from this ore, which has been stockpiled for 40-45 years in the idled plant. It was established that
A New Application For Flotation Of Oxidized Copper Ore
When flotation of the oxidized copper ore was performed under standard operating conditions in the plant, good results were not obtained. Because of this, the flotation of samples obtained from sulfurized medium containing different ratios of H2S+ H2O gases was done under the same conditions. Following flotation, it was seen that copper, cobalt and sulfur present in the
Flotation of an Oxidized Copper Sulfide Ore
Flotation of an Oxidized Copper Sulfide Ore Ahmed A. Seifelnasr 1 , Ghorashi Z. Zain 2 , Abdel-Zaher M. Abouzeid *3 1 Faculty of Petroleum and Mining Engineering, Suez
Copper Flotation - Mineral Processing & Metallurgy
16/05/2016· The problem of the flotation of oxidized copper ores has not yet been solved. One or two special processes are in operation for the flotation of malachite and azurite, but none of them has more than a limited application; nor has any method been worked out on a large scale for the bulk flotation of mixed oxidized and sulphide copper minerals when the former are
FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD- ZINC ORES
FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD-ZINC ORES Elif ÖZDEMİR Master of Science, Department of Mining Engineering Supervisor: Prof. Dr. Zafir EKMEKÇİ August 2014, 90 pages In sulphide ore deposits, mineralization is generally not homogeneous. Ore types with different mineralization, liberation and surface oxidation in the same ore body are likely to be
The Effect of Oxidation on the Flotation Behaviour of,
The Effect of Oxidation on the Flotation Behaviour of Nickel-CopperOres S Kelebek 1 ABSTRACT Surface oxidation is one of the most imponant factors that influence the flotation selectivity and recovery in the processing of complex sulphide ores. It is an inherent part of surface chemical reactions that determine
(PDF) A Review of the Flotation of Copper Minerals
Oxidic ore can be concentrated using flotation or, if it has a low acid demand, it may be economic to acid heap leach the stockpile. The recovery of
US4011072A - Flotation of oxidized copper ores - Google,
Copper is recovered from an aqueous pulp of an ore containing both sulfide minerals and oxidized minerals by continuously monitoring the EMF of the pulp and adding a water-soluble sulfide to the pulp in an amount from 0.05 to 7 pounds of contained sulfur per ton of ore whenever and for so long as the pump EMF is above about -30 millivolts with reference to a standard
Flotation of oxidized copper ores - Inspiration,
An ore containing 0.33% by weight sulfide copper minerals and 0.45% by weight oxidized copper minerals was subjected to a sequence of conditioning and rougher flotation operation as described in Example I. The final rougher tailings contained 0.09% sulfide copper minerals and 0.17% oxidized copper minerals, for an overall recovery in the concentrate of 73.2% of the
(PDF) Flotation behavior of the oxidized copper-cobalt,
The flotation by surface sulphidisation of the oxidized copper-cobalt-bearing ore from Kimpe (1.97% Cu; 0.66% Co) was studied in order to evaluate its behavior by the analysis of its most,
A New Application For Flotation Of Oxidized Copper Ore
In this study, the flotation of oxidized copper ore obtained from Ergani Copper Mining Company in Turkey was performed. This ore contains 2.03% copper, 0.15% cobalt and 3.73% sulfur. An effective processing method has not been found to recover copper and cobalt from this ore, which has been stockpiled for 40-45 years in the idled plant. It was established that
Flotation behavior of the oxidized copper-cobalt-bearing,
The flotation by surface sulphidisation of the oxidized copper-cobalt-bearing ore from Kimpe (1.97% Cu; 0.66% Co) was studied in order to evaluate its behavior by the analysis of its most influential parameters and their possible interactions. Tests limited to a simple roughing were planned and carried out according to a factorial approach using the Taguchi method. The
How to Beneficiate Oxidized Copper Ores? - JXSC Machine
08/09/2021· Separation flotation method can also achieve good results for refractory oxidized copper ore. It is to crush the mineral to a certain particle size, mix 0.1% ~ 1.0% salt and 0.5% ~ 2.0% pulverized coal, and heat it to about 900 ℃ in oxygen isolation. The copper in the ore will precipitate on the carbon particle surface in metal state. After oxygen isolation and cooling, the
Copper/gold mine. Flotation help with oxidized ore,
Hello, Our pit right now is in a big batch of oxidized ore, there trying to split feed wither another cleaner ore body. Our cleaner recovery is always good, it’s just our rougher recovery always drops about 5-8 percent when we get into this oxidized ore. I have tried running the rough
Copper Nickel Flotation
15/06/2017· Laboratory Copper Nickel Ore Flotation Pit Sample Procedure. Testing of the pit sample indicated that a 90-pct minus 200-mesh grind would result in adequate liberation of the sulfide minerals. Grinding was carried out in a laboratory rod mill at 60 pct solids, and flotation was carried out in a standard laboratory flotation cell at about 30 pct solids. Various xanthate
Flotation - Mineral Processing & Metallurgy
11/01/2016· What Ore is Suitable for Flotation. The largest class of ores treated by the flotation process consists of those containing the sulphide minerals of copper ; these sometimes contain native copper and also gold and silver, all of which can generally be floated with the sulphide minerals in one concentrate. Any pyrite or other iron sulphide present can usually be
EFFECT OF GRINDING CHEMISTRY ON THE SULPHIDISATION AND,
The recovery of copper by sulphidisation and flotation from a mixed ore has been studied in detail in this thesis. Particular focus was given to the effect of pulp chemistry on the sulphidisation mechanism and subsequent flotation response of oxidised sulphide minerals, both of which are not prevalent in the literature. An important experimental work was completed to study the
Flotation Results of Oxidized Copper Ores of The Kalmakyr,
carried out on samples of oxidized copper ore dumps from the Kalmakyr deposit, the following conclusions can be drawn: Three methods (hydrometallurgical, flotation and combined) of processing oxidized copper ores of the Kalmakyr deposit have been shown experimentally and cathode copper with a content of 99.6%, a gold-bearing concentrate with a gold content of
FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD- ZINC ORES
FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD-ZINC ORES Elif ÖZDEMİR Master of Science, Department of Mining Engineering Supervisor: Prof. Dr. Zafir EKMEKÇİ August 2014, 90 pages In sulphide ore deposits, mineralization is generally not homogeneous. Ore types with different mineralization, liberation and surface oxidation in the same ore body are likely to be
Flotation Oxidised Copper Ore - velkabrana
Pdf flotation of an oxidized copper sulfide ore 30122017 the aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid h2so4 leaching the ore with 421 copper get price oxidised copper ore supplier usa. Inquiry Online. Flotation ‘19 Mine . 1200 sulphidisation and flotation of oxidised copper sulphides t
How to Beneficiate Oxidized Copper Ores? - JXSC Machine
08/09/2021· Separation flotation method can also achieve good results for refractory oxidized copper ore. It is to crush the mineral to a certain particle size, mix 0.1% ~ 1.0% salt and 0.5% ~ 2.0% pulverized coal, and heat it to about 900 ℃ in oxygen isolation. The copper in the ore will precipitate on the carbon particle surface in metal state. After oxygen isolation and cooling, the
flotation oxidised copper ore - ecrire-le-patrimoine.fr
Flotation of an Oxidized Copper Sulfide Ore . Ahmed A. Seifelnasr 1,Ghorashi Z. Zain 2, Abdel-Zaher M. Abouzeid *3. 1 Faculty of Petroleum and Mining Engineeri ng, Suez University, Suez, Egypt . MEI Blog: Challenges in copper flotation Barry A. Wills. Sep 10, 2011 Then, the flotation must be capable to produce copper concentrates of low and high arsenic content. The second
K. FLOTA TION OF A SILICATED OXIDE COPPER-COBALT ORE
ore reserves Iocated in the Katanga Province of the Democratic Republic of Congo. ln this area, oxidised copper mineralization is mainly malachite, with the presence of pseudomalachite, chrysocolla and cuprite in varying proportions. Cobalt occurs primarily as heterogenite. The Fungurume orebody is characterised by a high copper silicate (chrysocolla) content of about
How to Process Copper Ore: Beneficiation Methods and,
28/10/2021· The beneficiation methods of oxidized copper ore mainly include gravity separatio, magnetic separation (see details on copper ore processing plant), flotation and chemical beneficiation. Azurite: a kind of copper oxide ore Flotation method. Flotation is one of the commonly used mineral processing techniques for copper oxide ores. According to the
Copper/gold mine. Flotation help with oxidized ore,
Hello, Our pit right now is in a big batch of oxidized ore, there trying to split feed wither another cleaner ore body. Our cleaner recovery is always good, it’s just our rougher recovery always drops about 5-8 percent when we get into this oxidized ore. I have tried running the rough
A Flotation Technique for a Sulfide-Oxidized Cu-Co Mixed Ore
A New Application For Flotation of Oxidized Copper Ore. Journal of Minerals & Materials Characterization & Engineering[J]. 2005. 2(4) : 67-73. DOI: 10.4236/jmmce.2005.42006 [11] Gao Qi-peng. Some problems on sulfide and flotation on copper oxide[J], inferrous mining and metallurgy. 2003 (4): 22 - 24. [12] Chen Qiong, Ku Jian-gang, Liu Dian-wen. method of
EFFECT OF GRINDING CHEMISTRY ON THE SULPHIDISATION AND,
The recovery of copper by sulphidisation and flotation from a mixed ore has been studied in detail in this thesis. Particular focus was given to the effect of pulp chemistry on the sulphidisation mechanism and subsequent flotation response of oxidised sulphide minerals, both of which are not prevalent in the literature. An important experimental work was completed to study the
