sulfide ore grinding flotation

  • Flotation of a complex sulphide ore II. Influence of ...

    1996-5-1 · imEnnOMnuouaMtof MMERAL PROIE55111G ELSEVIER Int. J. Miner. Process. 46 (1996) 181-204 Flotation of a complex sulphide ore II. Influence of grinding environments on Cu/Fe sulphide selectivity and pulp chemistry X.-M. Yuan, B.I. Psson, K.S.E. Forssberg Department of Chemical and Metallurgical Engineering, LuleUniversity of Technology, S-971

  • (PDF) The effect of grinding conditions on the flotation ...

    The effect of grinding conditions on the flotation of a sulphide copper ore. ... This study can provide a surface chemical basis for controlling the grinding process of copper-lead sulfide ore.

  • EFFECT OF GRINDING CHEMISTRY ON THE

    2017-12-17 · The oxidised sulphide ore was studied by artificially oxidising a copper sulphide ore to various states during 16 months. For each oxidation state, the effect of chemistry was studied through a series of grinding and flotation tests completed under various grinding environments.

  • Flotation experiment research on a polymetallic sulfide

    2021-3-19 · with increasing grinding fineness when the content is more than - 0.074 mm 85%. Therefore, a grinding fineness of -0.074 mm 85% was used in the succeeding test. PH ADJUSTMENT TEST OF COPPER/LEAD BULK FLOTATION The flotation of the polymetallic sulfide ore of copper, lead, and zinc is generally suitable at alkaline pH conditions.

  • Effect of using different grinding media on the flotation ...

    2018-9-1 · In the present investigation flotation was used as a diagnostic to understand the effects of changes to the media during the grinding stage. A Base Metal Sulphide (BMS) ore was ground under media of different shapes and compositions to determine the effect of different rod/ball material on the flotation performance of the ore.

  • Sulfide mineral flotation | Request PDF

    Regarding sulfide ore mines, tailings are typically produced in froth flotation process, where valuable sulfide minerals are selectively separated from

  • Copper Sulfide Flotation - Mineral Processing & Metallurgy

    2016-4-13 · Flowsheet for treatment of Copper Sulfide ores rich inminerals such as chalcopyrite with gold and silver as well as arsenopyrite. The above flowsheet is

  • Guides For High-sulfide Gold Processing - cnlitereagent

    2020-3-17 · High sulfide gold ore refers to 20% -30% of gold wrapped by sulfide (mainly pyrite). It is better to use gravity separation, flotation, or flotation-cyanidation process. The following is an analysis of specific beneficiation tests, and introduces four commonly used gold processing methods for high-sulfide gold ores.

  • Flotation and Tailing Discarding of Copper Cobalt Sulfide ...

    2021-9-30 · The mineral composition of copper–cobalt ores is more complex than that of copper sulfides, and it is also difficult to discard tailing efficiently in primary flotation for the fine-grained disseminated of ore. In this work, a mineral liberation analyzer (MLA) was employed to study the characteristics of minerals. As a significant mineralogical characteristic, the liberation degree

  • The effect of grinding environment on flotation of ...

    Numerous studies have investigated the influence of grinding media on the flotation of sulfide ore Maksimainen et al., 2010; Martin et al., 1991;Mu et al., 2020;Peng and

  • Mining Industry | Copper Sulfide Ore and Flotation Process ...

    2019-7-9 · 1 Types of copper sulfide ore (1) Single copper mineral Its ore characteristic is relatively simple, and the only useful component that can be recycled is copper. The gangue minerals are mainly quartz, carbonate and silicate. (2) Copper-sulfur ore Called copper-bearing pyrite. In addition to copper minerals, iron sulfide can be recovered, and the main mineral of

  • Method of flotation enrichment of sulphide ores

    Aggregates flotation of sulfide copper-Nickel ores testify to the following. In example 3, at a flow rate of vacuum Aero 8860GL stage ore grinding (100/100/50 g/t), which is below the recommended content is reduced in the collective Cu

  • US4460459A - Sequential flotation of sulfide ores - Google ...

    A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel from sulfide ores is provided. A primary grind ore pulp is conditioned with SO 2 as H 2 SO 3 under intense aeration, and the conditioned pulp subjected to sequential flotation, with regrinding and conditioning of a copper rougher concentrate obtained in the first flotation step

  • Flotation and Tailing Discarding of Copper Cobalt Sulfide ...

    2021-9-30 · The mineral composition of copper–cobalt ores is more complex than that of copper sulfides, and it is also difficult to discard tailing efficiently in primary flotation for the fine-grained disseminated of ore. In this work, a mineral liberation analyzer (MLA) was employed to study the characteristics of minerals. As a significant mineralogical characteristic, the liberation degree

  • Estimated Water Requirements for the Conventional ...

    2012-5-3 · the amount of water required to process copper sulfide ore through a conventional crush-grind-flotation-concentrate circuit ranges from roughly 1.5 metric tons (t) to about 3.5 t of water to process 1 t of ore [Wels and Robertson, 2003, 2004; Misra and others, 2005; Wills and Napier-Munn, 2006; Chilean

  • Flotability of metallic iron fines from comminution ...

    2008-11-1 · The effect of metallic iron fines on froth flotation of a sulfide ore was examined by comparing the flotation results with and without iron fines present in the flotation feed. Mild steel and ceramic laboratory ball mills were used to grind 600 g sulfide ore charges. The mild steel ball mill generated approximately 4.6 g of iron fines (0.8% of the ore charge mass) when grinding

  • Frontiers | Effect of Grinding Media on Grinding-Flotation ...

    Grinding media have significant influence on the flotation of chalcopyrite and pyrite. This effect is mainly related to the change in the surface properties of chalcopyrite and pyrite. This paper investigates the influence of steel ball and nano-ceramic ball grinding on the floatability of chalcopyrite and pyrite. Flotation results, as well-scanning electron microscopy (SEM), X-ray ...

  • crushing grinding and flotation of nickel

    sulfide ore grinding flotation in india. Flotation of Nickel Copper Sulphide Ore Optimisation . Keywords flotation, process optimization, taguchi orthogonal array, anova introduction froth flotation is widely used for separating base metal sulphide minerals in complex ores one of the major challenges faced by the flotation of these ores is the ever varying grade and mineralogy

  • Effect of microwave pretreatment on grinding and

    2021-11-24 · The present study initially investigates the kinetics of microwave-assisted grinding and flotation in a porphyry copper deposit. Kinetic tests were conducted on untreated and microwave-irradiated samples by varying the exposure time from 15 to 150 s. Optical microscopy, energy-dispersive X-ray spectroscopy, and scanning electron microscopy were conducted to

  • The effect of grinding environment on flotation of ...

    Numerous studies have investigated the influence of grinding media on the flotation of sulfide ore Maksimainen et al., 2010; Martin et al., 1991;Mu et al., 2020;Peng and

  • copper sulfide ore, copper sulfide - Xinhai

    2021-4-15 · 01 One Stage Grinding-Flotation Process. Grinding fineness is an important factor affecting the beneficiation index of copper sulfide ore.If the grinding particle size is too fine, the ore is easy to be over-crushed, which affects the separation process and increases the grinding cost.If the grinding particle size is too coarse, the copper minerals will not be effectively

  • Flotation experiment research on a polymetallic sulfide

    2021-3-19 · with increasing grinding fineness when the content is more than - 0.074 mm 85%. Therefore, a grinding fineness of -0.074 mm 85% was used in the succeeding test. PH ADJUSTMENT TEST OF COPPER/LEAD BULK FLOTATION The flotation of the polymetallic sulfide ore of copper, lead, and zinc is generally suitable at alkaline pH conditions.

  • Method of flotation enrichment of sulphide ores

    Aggregates flotation of sulfide copper-Nickel ores testify to the following. In example 3, at a flow rate of vacuum Aero 8860GL stage ore grinding (100/100/50 g/t), which is below the recommended content is reduced in the collective Cu-Mo concentrate copper to 15.3%, molybdenum up to 0,35% when removing 83,45% 70,00%, respectively.

  • US4460459A - Sequential flotation of sulfide ores - Google ...

    A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel from sulfide ores is provided. A primary grind ore pulp is conditioned with SO 2 as H 2 SO 3 under intense aeration, and the conditioned pulp subjected to sequential flotation, with regrinding and conditioning of a copper rougher concentrate obtained in the first flotation step

  • Flotation and Tailing Discarding of Copper Cobalt Sulfide ...

    2021-9-30 · The mineral composition of copper–cobalt ores is more complex than that of copper sulfides, and it is also difficult to discard tailing efficiently in primary flotation for the fine-grained disseminated of ore. In this work, a mineral liberation analyzer (MLA) was employed to study the characteristics of minerals. As a significant mineralogical characteristic, the liberation degree

  • Estimated Water Requirements for the Conventional ...

    2012-5-3 · the amount of water required to process copper sulfide ore through a conventional crush-grind-flotation-concentrate circuit ranges from roughly 1.5 metric tons (t) to about 3.5 t of water to process 1 t of ore [Wels and Robertson, 2003, 2004; Misra and others, 2005; Wills and Napier-Munn, 2006; Chilean

  • Flotability of metallic iron fines from comminution ...

    2008-11-1 · The effect of metallic iron fines on froth flotation of a sulfide ore was examined by comparing the flotation results with and without iron fines present in the flotation feed. Mild steel and ceramic laboratory ball mills were used to grind 600 g sulfide ore charges. The mild steel ball mill generated approximately 4.6 g of iron fines (0.8% of the ore charge mass) when grinding

  • Combined Column and Mechanical Flotation Cell Process

    2021-12-3 · The auriferous sulfide ore used in this work came from the feed of the flotation circuit at the Sanshandao Plant, Shandong, China. The ore was composed mainly of electrum, pyrite, quartz, sericite, feldspar, calcite, and small amounts of native gold, arsenopyrite, sphalerite, galena, and chalcopyrite. Pyrite was the main Au-bearing mineral.

  • Grinding Optimization of Cassiterite-Polymetallic Sulfide Ore

    2019-2-25 · The results corroborate that when the grinding time of cassiterite is 4 min and the grinding time of sulfide ore is 8 min, the grinding qualified size range index under unit energy consumption is the largest. Cassiterite is brittle and easy to grind due to low hardness, while sulfide is difficult to grind due to high hardness.