effect of ph on bornite flotation
  • AN INVESTIGATION OF COPPER RECOVERY FROM A SULPHIDE …

    Fundamental adsorption, micro-flotation and Eh-pH tests were conducted on pure minerals to investigate mineral-collector behaviours. PAX and hydroxamate form multiple collector layers on malachite and bornite, with malachite and hydroxamate exhibiting the highest adsorption density. The effective pH range of the collectors was pH 8-10 where the collector species, according to equilibrium ...

  • effect of ph to iron bearing copper in flotation

    Patent US3438494 - Flotation method for the recovery, The graph shows a marked effect of pH on, The method of claim 1 in which said mineral is an iron bearing mineral and said pH varies, Copper flotation with anti .

  • effect of ph on bornite flotation - …

    A review of the fundamental studies of the copper. 1. Introduction. Flotation is an important and versatile mineral processing step used to achieve selective separation of minerals and gangue.

  • Effect of surface oxidation on the flotation response of ...

    It can be seen that enargite is more electrochemically active than other copper minerals in the HAS and LAS ore samples (bornite and chalcopyrite), so it is anticipated that enargite flotation will be more susceptible to the grinding condition than other copper flotation.

  • Bornite Roadheader - tunnelling roadheader

    China Roadheader supplier, Coal Mining Machine, Coal Mining Pick Manufacturers Suppliers - Shanghai Kemei Electro Mechanical Co., ... effect of ph on bornite flotation; Underground minig methods.pdf - …

  • Effect of Collector and pH on Pyrite Fe Selectivity ...

    Effect of Collector and pH on Pyrite Fe Selectivity Flotation/Depression View Larger Image The curves below show how pH 5.5-6.5 is where conditions are optimum for iron depression.

  • Induction time measurements for air bubbles on ...

    The kinetics of air bubble attachment to chalcopyrite, bornite and gold surfaces were recorded with a high-speed video system in 1 mM NaCl solution and simulated seawater of neutral and alkaline pH to measure the induction time.

  • Dual effects of sodium sulfide on the flotation behavior ...

    B. Taheri et al., Dual effects of sodium sulfide on the flotation behavior of chalcopyrite: I. Effect of pulp potential 417 value and E h were monitored continuously throughout each flotation test.

  • Effects of dissolved oxygen on rest potential and ...

    The effects of pH value and dissolved oxygen(DO) in the pulp to the Eh and flotation recovery of pyrite were investigated using potential online detection system.

  • GOLD RECOVERY: FLOTATION - index-of.co.uk/

    III/GOLD RECOVERY: FLOTATION 2967. Figure 1 Relationship between adsorption of xanthate on gold andconditioningtimein the presenceof variousconcentrationsof xanthate. Triangles, O2 2mgL 1, circles; O 2 9mgL 1; squares, O2 45 mg L 1. dithiophosphates and mercaptans. In the scavenging section of the Sotation circuit, two types of collector are used as secondary collectors. In the case of a par ...

  • THE USE OF PULP POTENTIAL CONTROL TO SEPARATE COPPER …

    THE USE OF PULP POTENTIAL CONTROL TO SEPARATE COPPER AND ARSENIC ... conditions where pulp potential and pH effects might be exploited to separate copper-arsenic minerals from other copper minerals. Data in the database has been gathered from single mineral batch flotation tests on high-grade natural minerals using high grade quartz as the gangue (diluent). Batch flotation tests …

  • The effect of underground mine water on performance of the ...

    The nature of the effect of the underground water at Mufulira, particularly the sensitivity of the flotation to the pH at which the milling was conducted, characterized galvanic interaction.

  • effect of ph on bornite flotation - bilalmatch.co.in

    [PDF] FLOTATION CHEMISTRY OF HEMATITEOLEATE FLOTATION CHEMISTRY OF HEMATITEOLEATE SYSTEM A strong dependence of flotation on pH is evident from this oleate flotation Effect of agitation >>Chats Online

  • effect of ph on bornite flotation - mellifera-charleroi.be

    Effect of Seawater on Sulfide Ore Flotation: A … However, we can say that the effect of seawater on flotation is due to the high concentration of ions in the water, to …

  • effect of ph on bornite flotation - raftingandcamping.in

    Effect of pH on Copper Flotation Recovery VS Mass Pull. An example of testing the effect of pH on rougher flotation on pit samples and the results are presented.

  • Effect of pulp potential on the flotation of a sulfide ...

    Surface oxidation of secondary minerals, such as chalcocite, bornite and digenite, present in the Salobo copper ore makes their flotation difficult and requires excessive reagent consumptions.

  • The Flotation of Chalcocite, Bornite, Chalcopyrite, and ...

    The flotation of chalcocite, bornite, chalcopyrite, and pyrite has been studied in a microflotation cell in which the potential of a bed of the mineral particles could be controlled electromechanically. The ethylxanthate-induced flotation of each mineral is markedly dependent on electrochemical

  • Investigation of Flotation Parameters for Copper Recovery ...

    Effect of particle size, slurry pH, flotation time, collector type, collector addition or dosage and depressants were investigated to evaluate efficiency of enargite separation from …

  • Effect of pulp potential on the flotation of a sulfide ...

    Effect of pulp potential on the flotation of a sulfide copper ore Article in Minerals and Metallurgical Processing 22(3):168-172 · August 2005 with 15 Reads DOI: 10.1007/BF03403132

  • The Importance of pH in Flotation

    In flotation, pH control is a vital method to control selective mineral separation. A standard depressant that is used is an Alkali. An Alkali is any substance that when mixed with Acid will neutralize each other and form a new chemical substance called a BASE.

  • EFFECT OF pH ON SURFACE CHARACTERISTICS AND FLOTATION …

    Abstract: The effect of pH on surface characteristic and flotation of sulfidized cerussite was studied by micro-flotation tests, dissolution experiments, scanning electron microscopy (SEM) energy dispersive spectrometer (EDS), and X-ray photoelectron spectroscopy (XPS). The micro-flotation tests demonstrated that higher recovery of cerussite was achieved in acidic solutions than that in ...

  • The effect of grinding conditions on the flotation of a ...

    The effect of grinding conditions on the flotation of a sulphide copper ore Copper is predominantly present as secondary minerals, such as chalcocite, bornite, …

  • A STUDY OF FLOTATION AND LEACHING BEHAVIOUR OF …

    ii Abstract This study was carried out to investigate the flotation and leaching behaviour of bornite and chalcopyrite when they are together as principal sulphide minerals.

  • The effect of water quality on the collectorless flotation ...

    A further series of flotation tests has been undertaken on chalcopyrite/quartz and bornite/quartz mixtures to investigate the effect of increasing salinity by comparing the flotability in distilled water, brackish water, sea water and hypersaline water. Water quality had no effect on the collectorless flotation of chalcopyrite which was very strong, in excess of 96% copper recovery, but all ...

  • Effect of calcium hypochlorite on flotation separation of ...

    The effect of Ca(ClO) 2 concentration on the flotation of pyrite and covellite with ADD as the collector at pH 10 is presented in Fig. 6. It was noted that the covellite recovery did not change obviously and was maintained at >85.20%, indicating that Ca(ClO) 2 had little effect on covellite flotation.

  • Effect Of Ph On Bornite Flotation - China LMZG Machinery

    Effect Of Ph On Bornite Flotation Effect of pH on the Recovery and Grade of Base Metal . Abstract—This study investigated the effect of pH on the recovery and grade of the . flotation cell at varying pH 6 . pH on the Recovery and Grade of Base

  • Effect of pH on the Recovery and Grade of Base Metal ...

    Abstract—This study investigated the effect of pH on the recovery and grade of the Platinum Group Metals (PGMs) and base metal sulphides from the UG2 ore of the bushveld complex. This was achieved through running a series of test work in a Denver flotation cell at varying pH 6-11 at constant reagent dosage. The UG-2 reef is characterized by two predominant gangue phases i.e. chromite and ...

  • effect of ph on bornite flotation - bilalmatch.co.in

    [PDF] THE EFFECT OF pH MODIFIER ON THE FLOTATION 1012 Celestite Calcite 60 O 4(] f Effect of pH modifier on the flotation of celestite 100 4291 o I I I I 600 900 1200 1500 >>Chats Online