• (pdf) flocculation of flotation tailings in presence

    (PDF) Flocculation of flotation tailings in presence

    Flotation tailings were successfully flocculated in the presence of cationic polyacrylamide and silica gel. The effects of various parameters such as polymer weight, charge density, and pH on the

  • flocculation of flotation tailings in presence of silicate

    Flocculation of flotation tailings in presence of silicate

    2018-08-13· Flotation tailings were successfully flocculated in the presence of cationic polyacrylamide and silica gel. The effects of various parameters such as polymer weight, charge density, and pH on the rate of flocculation were also investigated in the current study. The flocculation mechanism of the flocculant on tailings was investigated using zeta potential and Fourier transform infrared (FTIR

  • chemometric optimisation of a copper sulphide tailings

    Chemometric Optimisation of a Copper Sulphide Tailings

    minerals Article Chemometric Optimisation of a Copper Sulphide Tailings Flocculation Process in the Presence of Clays Claudia Castillo 1,2,*,Christian F. Ihle 1,2 and Ricardo I. Jeldres 3 1 Laboratory for Rheology and Fluid Dynamics, Department of Mining Engineering, Universidad de Chile, Beauchef 850, Santiago 8370448, Chile; [email protected]

  • chemometric optimisation of a copper sulphide tailings

    Chemometric Optimisation of a Copper Sulphide Tailings

    The presence of fine and ultra-fine gangue minerals in flotation plants can contribute to sub-optimal valuable ore recovery and incomplete water recycling from thickeners, with the performance of the latter equipment relying on adequate flocculation. In order to study the dependence of the flocculation process on the suspension-flocculant mixing conditions, a series of experiments—chosen

  • characterization and flocculation studies of fine coal

    Characterization and flocculation studies of fine coal

    Characterization and flocculation studies of fine coal tailings by S. Kumar*, S. Bhattacharya*, and N.R. Mandre* Synopsis The re-use of waste water from coal preparation plant tailings is always desirable, but is generally problematic in terms of solid-liquid separation. Dewatering and disposal of coal slurry at a high percentage of moisture

  • influence of flotation tailings thickening on centrifugal

    Influence of flotation tailings thickening on centrifugal

    Centrifugal flocculation is an effective method of dewatering flotation tailings and has been adopted commercially in many Soviet and foreign coal washeries. The object of this investigation was to explore the effects of preliminary thickening on the performance of the centrifugal flocculation section. Research was needed since no practical

  • chen-hu zhang's research works central south university

    Chen-hu Zhang's research works Central South University

    Chen-hu Zhang's 3 research works with 2 citations and 231 reads, including: Flocculation of flotation tailings in presence of silicate gel and polymer

  • flocculation of flotation tailings in presence of silicate

    Flocculation of flotation tailings in presence of silicate

    Abstract: Flotation tailings were successfully flocculated in the presence of cationic polyacrylamide and silica gel. The effects of various parameters such as polymer weight, charge density, and pH on the rate of flocculation were also investigated in the current study.

  • influence of flotation tailings thickening on centrifugal

    Influence of flotation tailings thickening on centrifugal

    Centrifugal flocculation is an effective method of dewatering flotation tailings and has been adopted commercially in many Soviet and foreign coal washeries. The object of this investigation was to explore the effects of preliminary thickening on the performance of the centrifugal flocculation section. Research was needed since no practical

  • dewatering of copper flotation tailings: effect of feed

    Dewatering of Copper Flotation Tailings: Effect of Feed

    2018-07-19· Aqueous slurries’ dewatering using gravity-driven thickeners is an essential unit operation in mineral processing. Thickener feed dilution is often used for enhanced flocculation and sediment compressibility. This work investigated the effect of feed dilution on thickener performance for copper flotation tailings. Furthermore, the performance

  • flotation tailings processing minevik

    flotation tailings processing Minevik

    Home > Products > flotation tailings processing . Mobile Crushing Plant. Stationary Crushing Plant. Grinding Mill. Washing & Screening. Three in One Mobile Crusher. Mobile VSI Crusher. Mobile VSI Crusher & Washer. Mobile Crusher & Screen. Mobile Impact Crusher. Four in One Mobile Crusher. CS Cone Crusher. Spring Cone Crusher . HST Hydraulic Cone Crusher. HPT Cone Crusher. Deep Rotor

  • recover gold antimony in flotation tailings froth

    Recover Gold Antimony in Flotation Tailings Froth

    Remember this material is old flotation's tail of stibnite with gold values. This material is old flotation tail of Stibine with gold values (maybe the head's flotation in plant was 8% Sb or more). We want to gold recovery by flotation (now we have a recovery 70% of gold) then maybe roasting tests to finally cyanidation and recovery gold.

  • microbially-induced flocculation and flotation

    Microbially-induced flocculation and flotation

    2003-10-01· Microbially-induced flocculation and flotation for pyrite separation from oxide gangue minerals Patra, P.; Natarajan, K.A. 2003-10-01 00:00:00 Selective separation of pyrite from quartz and calcite was achieved through microbiologically induced flotation and flocculation in presence of Bacillus polymyxa . Adsorption behavior of bacterial cells

  • flocculation and sedimentation of bauxite flotation

    Flocculation and Sedimentation of Bauxite Flotation

    Flocculation and sedimentation of fine bauxite from flotation tailing pulp were studied using different flocculants to investigate the possibility of its application. The results of this investigation indicate that inorganic flocculants of PAC and PAS have better flocculating effect than organic flocculants of PAM1# and PAM2# when keeping the original pH (7.5~8.0) of tailing pulp, however its

  • basic principles & variables affecting froth flotation

    Basic Principles & Variables Affecting Froth Flotation

    The basic factors, principles and variables affecting froth flotation are enumerated in condensed form below:. Ore. (a) Mineralogical character. (b) Fineness of grinding. (c) Method of grinding. Agents. (a) Principal flotation agent. (“Oil”) α Character.

  • characterization and flocculation studies of fine coal

    Characterization and flocculation studies of fine coal

    Characterization and flocculation studies of fine coal tailings by S. Kumar*, S. Bhattacharya*, and N.R. Mandre* Synopsis The re-use of waste water from coal preparation plant tailings is always desirable, but is generally problematic in terms of solid-liquid separation. Dewatering and disposal of coal slurry at a high percentage of moisture

  • selective flocculation behavior of chromite and

    SELECTIVE FLOCCULATION BEHAVIOR OF CHROMITE AND

    exploited in selective flocculation. However, it was found that this could only be achieved when the amount of serpentine in the chromite-serpentine mixture is below 30% by weight and in the presence of a dispersant such as sodium silicate or ultrasonic treatment of the pulp. Key words: selective flocculation, chromite, serpentine, starch

  • equilibria and kinetics of flotation chemical sorption

    Equilibria and Kinetics of Flotation Chemical Sorption

    plants where both flotation tailings and 'chemically unpolluted' tailings are available, the latter might be used a solid reagent to immobilise the chemicals desorbed from the former. In the present study the equilibria and kinetics of flotation chemical sorption reactions in tailings-

  • changing scopes in mineral processing : proceedings

    Changing scopes in mineral processing : proceedings

    More than 100 papers originating from 24 countries report the most recent advances in mineral processing and related fields. They represent a coherent combination of subjects from such diverse areas as communication classification, gravity, magnetic and electrostatic separation, flotation fundamentals and technology, hydrometallurgy, coal processing, industrial minerals, gold and silver

  • microbially-induced flocculation and flotation

    Microbially-induced flocculation and flotation

    2003-10-01· Microbially-induced flocculation and flotation for pyrite separation from oxide gangue minerals Patra, P.; Natarajan, K.A. 2003-10-01 00:00:00 Selective separation of pyrite from quartz and calcite was achieved through microbiologically induced flotation and flocculation in presence of Bacillus polymyxa . Adsorption behavior of bacterial cells

  • impact of fugitive bitumen on polymer-based flocculation

    Impact of fugitive bitumen on polymer-based flocculation

    Impact of Fugitive Bitumen on Polymer-based Flocculation of Mature Fine Tailings Colin Klein1, David Harbottle1, Lana Alagha1** and Zhenghe Xu1 1Department of Chemical and Materials Engineering, University of Alberta, Edmonton, Canada **Department of Mining and Nuclear Engineering, Missouri S&T, Rolla, USA

  • flotation tailings processing minevik

    flotation tailings processing Minevik

    Home > Products > flotation tailings processing . Mobile Crushing Plant. Stationary Crushing Plant. Grinding Mill. Washing & Screening. Three in One Mobile Crusher. Mobile VSI Crusher. Mobile VSI Crusher & Washer. Mobile Crusher & Screen. Mobile Impact Crusher. Four in One Mobile Crusher. CS Cone Crusher. Spring Cone Crusher . HST Hydraulic Cone Crusher. HPT Cone Crusher. Deep Rotor

  • polymer flocculation and coagulation for sedimentation

    Polymer flocculation and coagulation for sedimentation

    For the sedimentation of copper flotation tailings, the cylinder test results showed that two different techniques may be used to achieve the required performance, i.e., a high settling rate of the flocs and the deisired underflow density and overflow water clarity. The required performance can be acheived by either adjusting the pH prior to anionic polyelectrolyte flocculation or using a

  • effect of residual bitumen on era

    Effect of Residual Bitumen on ERA

    Effect of Residual Bitumen on Polymer-assisted Flocculation of Fluid Fine Tailings. Author / Creator Klein, Colin G; In bitumen recovery from oil sands, a percentage of the bitumen is lost to tailings. The effect of fugitive bitumen on fines settling and consolidation in tailings ponds remains controversial. In the current study, the settling

  • flocculation scientific.net

    Flocculation Scientific.Net

    The bio-flotation and bio-flocculation processes concern the mineral response to the bacterium presence, which is essentially interplay between microorganism and the physicochemical properties of the mineral surface, such as the atomic and electronic structure, the net charge/potential, acid-base properties, and wettability of the surface

  • core

    CORE

    Surface chemical studies on ‘Acidithiobacillus’ group of bacteria with reference to mineral flocculation . By KA Natarajan and A Das. Abstract. Presence of sulfide minerals in flotation tailings poses an environmental threat due to enhanced acid formation and heavy metal ion dissolution. ‘Acidithiobacillus’, group of microorganisms, play a significant role in acid generation from

  • the impact of water quality on flotation performance

    The impact of water quality on flotation performance

    that flocculation is ineffective and solids are inadver-tently carried back to processing with potential interference Microbiological action in circuits and tailings storage is largely unrecognized. It has now been established that some sulfide flotation circuits operating under conven-tional processing conditions carry very high levels of

  • coagulation and flocculation in water and wastewater

    Coagulation and Flocculation in Water and Wastewater

    Coagulation and Flocculation in Water and Wastewater Treatment. Coagulation and flocculation are an essential part of drinking water treatment as well as wastewater treatment. This article provides an overview of the processes and looks at the latest thinking.

  • froth flotation

    Froth flotation

    Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic.This is used in mineral processing, paper recycling and waste-water treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century.

  • flocculation and dewatering of mature fine tailings

    Flocculation and Dewatering of Mature Fine Tailings

    2017-05-17· Flocculation and Dewatering of Mature Fine Tailings Using Temperature-Responsive Cationic Polymers

  • equilibria and kinetics of flotation chemical sorption

    Equilibria and Kinetics of Flotation Chemical Sorption

    plants where both flotation tailings and 'chemically unpolluted' tailings are available, the latter might be used a solid reagent to immobilise the chemicals desorbed from the former. In the present study the equilibria and kinetics of flotation chemical sorption reactions in tailings-

  • leaching of flotation tailings tmt 2018

    LEACHING OF FLOTATION TAILINGS TMT 2018

    flotation tailings. After leaching process of flotation tailings, the enriched copper bearing solution was obtained with favorable qualitative-quantitative characteristics for the process of solvent extraction and electrolytic copper extraction (SX-EW process). This would be result both into economic and

  • optimized tailings paste backfill combined with ore

    Optimized tailings paste backfill combined with ore

    Optimized tailings paste backfill combined with ore concentration processes Xiaocong Yang Beijing General Research Institute of Mining and Metallurgy,China Lijie Guo Beijing General Research Institute of Mining and Metallurgy University of Science and Technology Beijing, China

  • flocculation of froth flotation tailings from a coal washery

    Flocculation of froth flotation tailings from a coal washery

    Standards, Best Practices & Guidance for Mineral Resources and Mineral Reserves

  • recovery of kaolinite from tailings of zonouz kaolin

    Recovery of kaolinite from tailings of Zonouz kaolin

    In this research, recovery of kaolinite from tailings of Zonouz kaolin washing plant, which is located in Iran was investigated by flotation and flotation- flocculation. Flotation experiments show that the flotation of kaolinite from the tailings is better in an acidic than in an alkaline medium containing cationic collectors. Flotation under

  • do you know the problem of flocculant when sludge

    Do You Know the Problem of Flocculant When Sludge

    Synthetic flocculant is the most common flocculant that used to treat coal industrial wastewater. This flocculant is based on the derivatives of polyacrylamide. This flocculant based on polyacrylamide has been improved greatly in the aspects of the production process and using, especially in the treatment of foam flotation tailings. As we all

  • changing scopes in mineral processing : proceedings

    Changing scopes in mineral processing : proceedings

    More than 100 papers originating from 24 countries report the most recent advances in mineral processing and related fields. They represent a coherent combination of subjects from such diverse areas as communication classification, gravity, magnetic and electrostatic separation, flotation fundamentals and technology, hydrometallurgy, coal processing, industrial minerals, gold and silver

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