froth flotation composition

Froth flotation process and collector composition A collector composition for use in concentrating metallic mineral ores by froth flotation which comprises a m froth flotation composition

froth flotation composition

  • Froth flotation process and collector composition

    A collector composition for use in concentrating metallic mineral ores by froth flotation which comprises a mixture of a mercaptan and an emulsifying or wetting agent adapted to improve the dispersion of the mercaptan into the pulp, and a froth flotation method for concentrating metallic mineral ores wherein the above collector composition is employed as the collector, are disclosed hereinA collector composition useful for the recovery of metal values from metal ores in a froth flotation process comprises two collectors One collector is an organic compound containing at least 4 carbon atoms and one or more monosulfide units, wherein the carbon atoms to which the sulfur atoms are bound are aliphatic or cycloaliphatic carbonsCollector compositions for the froth flotation of mineralUSA USA USA USA US A US A US A US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords flotation amine gilsonite froth ore Prior art date Legal status (The legal status is an assumption and is not a legalUSA Froth flotation with an amine composition

  • USB2 Hydroxamate composition and method for

    The invention relates to a hydroxamate composition for collection of minerals by froth flotation, the composition including an aqueous mixture of hydroxamate wherein the pH of the composition is at least 11 and a method of collecting mineral values from an aqueous ore slurry by froth flotationIf required by the ash composition, froth flotation is a wellestablished technique that can be effective for separating carbon char from fly ash Froth flotation is used for processing many types of ores, including cleaning coal fines (Harris & Wheelock, 2008) The process isFlotation Froth an overview | ScienceDirect Topics1 Froth Flotation – Fundamental Principles Froth flotation is a highly versatile method for physically separating particles based on differences in the ability of air bubbles to selectively adhere to specific mineral surfaces in a mineral/water slurry The particles with attached air bubbles are then carried to the surface and1 Froth Flotation – Fundamental Principles

  • Study of pyrochlore matrix composition effects on froth

    The froth at this stage not only contains pyrochlore but also some sulphides, such as pyrite and pyrrhotite, which are removed by reverse flotation in the next processing stage (Burks, 1958, Shapolov and Polkin, 1958, Zakharov et al, 1967, Razvozzhaev and Nikiforov, 1972, Bogdanov et al, 1973, Abeidu, 1974, Raby and Desrochers, 1975, WilsonFroth Flotation Froth flotation is one of the most versatile and flexible of all mineral separation processes Reasonable results are fairly easy to obtain but outstanding performance from a circuit requires constant attention and good understanding of the process and ore Some of the variables that affect the operation andFroth Flotation Metallurgist & Mineral Processingfroth layer Particles that are retained in the froth are recovered at the lip of the froth weir at the edge of the flotation cell The recovery of the froth is accomplished by the natural mobility of the froth which causes it to flow over the weir and the recovery is sometimes assisted by mechanical paddlesTECHNICAL NOTES 9 FLOTATION mineraltech

  • Flotation Reagents Mineral Processing & Metallurgy

    Froth modifier and promoter similar in action to Barrett No 4 Barrett No 634 A coal tar creosote oil slightly more viscous than Barrett No 4 Insoluble in water Undiluted liquid05 to 20: Useful if a stiff and more persistent froth is desirable for sulphide flotation1 Froth Flotation – Fundamental Principles Froth flotation is a highly versatile method for physically separating particles based on differences in the ability of air bubbles to selectively adhere to specific mineral surfaces in a mineral/water slurry The particles with attached air bubbles are then carried to the surface and1 Froth Flotation – Fundamental PrinciplesIf required by the ash composition, froth flotation is a wellestablished technique that can be effective for separating carbon char from fly ash Froth flotation is used for processing many types of ores, including cleaning coal fines (Harris & Wheelock, 2008) The process isFlotation Froth an overview | ScienceDirect Topics

  • WOA1 Novel composition for application as

    The present disclosure provides a froth flotation composition including a cycloaliphatic alcohol and a reaction product of the cycloaliphatic alcohol and propylene oxide The froth flotation composition is especially suited for use in ore and coal flotation processesFroth flotation represents the most versatile separation method in mineral processing It takes advantage of the different surface minerals properties to selectively separate more hydrophobic minerals from less ones towards interactions with air bubbles Flotation has been initially developed to treat the sulfide minerals of copper, lead, and zincFroth flotation: a quick overview European TrainingFroth flotation is a new method increasing the usability of oil shale In this paper, oil shale samples were characterized based on their mineral composition, proximate analysis, ultimate analysis, size distribution, and density analysis In addition, the flotation performance of oil shale was investigatedBeneficiation of oil shale by froth flotation | SpringerLink

  • A Review of Flotation Physical Froth Flow Modifiers

    Over the past few decades, the need to process more minerals while lowering capital costs has led to an increase in the size of flotation cells, eg, 003 m3 to 1000 m3 However, this increase has created new challenges in the operation and design of industrial flotation cells, particularly in terms of froth removal, because the distance the froth must travel increases with an increase in theFroth flotation is a separation method based on the different surface properties of minerals (Harvey et al, 2002, Sun et al, 2009, Yalcin and Kelebek, 2011, Xia et al, 2019a) The flotation process is mainly the collision and attachment of hydrophobic particles and bubbles (Harvey etFroth flotation separation of carbon from barium slagFroth flotation of scheelite has regained new focus since the 2010s and research regarding floatability and reagents has made great progress over the years The main objective was and remains the selective flotation of scheelite from other calciumbearing minerals, inFroth flotation of scheelite – A review ScienceDirect

  • FROTH FLOTATION TO REPLACE ELECTRIC FURNACE

    The chemical composition of the slag was determined using XRF Base metals bearing minerals contained in the slag were concentrated using froth flotation with different flotation reagents suites as shown in Table 1 As most of the metals in the slag were finely dispersed in the iron oxide, only 74 µm passing particles were selected for theFROTH FLOTATION : RECENT TRENDS @l/ME, JAMSHEDPUR, 1998; pp 0109 Role of Characterisation in Mineral Separation by Froth Flotation A K BISWAS The Asiatic Society, Calcutta 700 016 ABSTRACT The paper emphasises the rationale behind characterisation in mineral separation by froth flotation Inspite of the vital role ofRole of Characterisation in Mineral Separation by FrothRequest PDF | Study of pyrochlore matrix composition effects on froth flotation by SEMEDX | Scanning electron microscopy coupled with energy dispersive Xray spectroscopy (SEM–EDX) was used toStudy of pyrochlore matrix composition effects on froth

  • Froth Flotation Metallurgist & Mineral Processing

    Froth Flotation Froth flotation is one of the most versatile and flexible of all mineral separation processes Reasonable results are fairly easy to obtain but outstanding performance from a circuit requires constant attention and good understanding of the process and ore Some of the variables that affect the operation andFroth flotation is a process that selectively separates materials based upon whether they are water repelling (hydrophobic) or have an affinity for water (hydrophilic) Importantly, the word flotation is also used in the literature to describe the process in density separation in which lighter microplastics float to the surface of a salt solutionFlotation Froth an overview | ScienceDirect TopicsOver the past few decades, the need to process more minerals while lowering capital costs has led to an increase in the size of flotation cells, eg, 003 m3 to 1000 m3 However, this increase has created new challenges in the operation and design of industrial flotation cells, particularly in terms of froth removal, because the distance the froth must travel increases with an increase in theA Review of Flotation Physical Froth Flow Modifiers

  • Material Balance in Froth Flotation Using Microsoft Excel

    composition method A Laboratory method Froth flotation metallurgical performances are given by the following mathematical expression: Mass pull (%) is the ratio of concentrate solid mass onFROTH FLOTATION : RECENT TRENDS @l/ME, JAMSHEDPUR, 1998; pp 0109 Role of Characterisation in Mineral Separation by Froth Flotation A K BISWAS The Asiatic Society, Calcutta 700 016 ABSTRACT The paper emphasises the rationale behind characterisation in mineral separation by froth flotation Inspite of the vital role ofRole of Characterisation in Mineral Separation by FrothFroth flotation Froth flotation, separation of minerals differing little in density but greatly in wettability by surfactants that stabilize a froth formed on the surface of an agitated suspension of the minerals in water See flotation This article was most recently revised and updated by Erik Gregersen, Senior EditorFroth flotation | ore dressing | Britannica

  • Recent Developments and Advances in Formulations and

    Froth flotation is a surface chemistrybased unit operation that involves the capture of hydrophobic particles by air bubbles in aqueous slurry, followed by levitation and collection in a froth layerThe froth flotation process for separation of mineral ores depends on the establishment of carefully controlled froth The formation of very stable froth in the flotation circuit is a problem that(PDF) FROTH COLLAPSE DEAERATION METHOD FORAlsafasfeh, Ashraf, "Modeling and optimization of froth flotation of lowgrade phosphate ores: Experiments and machine learning" (2020) Doctoral Dissertations 2948Modeling and optimization of froth flotation of low