separation of mineral ores using radioactive method

separation of mineral ores using radioactive method

  • The method of xray radiometric separation of magnesite

    The method of xray radiometric separation of magnesite ores, characterized by irradiation disparate pieces of ore xrays, registration of secondary xray radiation, consisting of characteristic radiation of calcium, iron and the backscattered pieces of the primary radiation, the formation of the resulting electrical signal, comparing it withThe leaching and extraction behavior of uranium and thorium from a highgrade Ethiopian pegmatite ore in a mixture of hydrofluoric acid and sulfuric acid has been investigated The effects of variables such as the temperature, particle size, acid concentration, and leaching time were studied The leaching efficiency of uranium increased with increasing temperature to 150°C, at which 96%Separation of Radioactive Elements from EthiopianThe European Journal of Mineral Processing and Environmental Protection Vol5, No1, 13030868, 2005, pp 716 Technical Note Removal of radioactive elements from niobium and tantalum ores OM ELHusaini* and MN ELHazek Nuclear Materials Authority, PO Box 530 El Maadi, Cairo, Egypt Accepted 5 August 2004 ABSTRACTRemoval of Radioactive Elements from Niobium and

  • ADVANCES IN MAGNETIC SEPARATION OF ORES

    annually by magnetic separation toill, in a few years, reach 100 million by L A ROE M agnetic separation occupies an attractive posi tion in the field of ore beneficiation It is a sim ple yet effective method, used for some 150 years and steadily growing more important This type of beneficiation orginated in 1792, when William FulOwing to the similarities in the physicochemical and surface chemistry of the constituent minerals, separation of zinc oxide minerals from their gangues by flotation is an extremely complex process It appears that selective leaching is a promising method for the beneficiation of this type of ore However, with the high consumption of leachingA review of zinc oxide mineral beneficiation usingMagnetic separation using wet highintensity technique has become one of the most suitable methods for recovery of iron from lowgrade ores [6], due to its better(PDF) Wet High Intensity Magnetic Separation of Iron

  • Separation or concentration of magnesiumbearing

    A method for the separation of magnesiumbearing ore particles containing an exposed magnesianrich mineral on the surface from the lean ore particles containing a lesser surface area of the exposed magnesian mineral which comprises conditioning the ore with a coupling agent of hydroxyquinoline; irradiating the conditioned ore to excite and induce fluorescence; and separating the magnesianBenefits Of Ore Sorting Ore sorting can exploit a number of differences to sort particles including colour, density, hardness, radiation, and even electromagnetic propertiesOre Sorting Strategies In Mineral ProcessingAlternative Methods Insitu uranium leaching has been explored as a means of accelerating the uranium production process The chemistry of these processes is very similar to the extraction methods, except that the leaching solution is pumped into theUranium Mining and Extraction from Ore Stanford

  • (PDF) A Review of Rare Earth Mineral Processing Technology

    This review has critically looked into a few authors‘ recent reviews on six major processes of rare earth processing steps and each step is considered as important to produce both high qualityThe leaching and extraction behavior of uranium and thorium from a highgrade Ethiopian pegmatite ore in a mixture of hydrofluoric acid and sulfuric acid has been investigated The effects of variables such as the temperature, particle size, acid concentration, and leaching time were studied The leaching efficiency of uranium increased with increasing temperature to 150°C, at which 96%Separation of Radioactive Elements from EthiopianThe European Journal of Mineral Processing and Environmental Protection Vol5, No1, 13030868, 2005, pp 716 Technical Note Removal of radioactive elements from niobium and tantalum ores OM ELHusaini* and MN ELHazek Nuclear Materials Authority, PO Box 530 El Maadi, Cairo, Egypt Accepted 5 August 2004 ABSTRACTRemoval of Radioactive Elements from Niobium and

  • Separation and Purification of Mineral Salts from

    Electrostatic separation is a class of material processing technologies commonly used for the sorting of coarse mixtures by means of electrical forces acting on charged or polarized particles Most if not all of the existing triboelectrostatic separators had been initially developed for mineral ores beneficiation It is a wellknown processThe Process Beneficiation of Minerals such as the Tantalum and Niobium Ores May Vary Significantly and the Final Sequence of Steps Normally Depends on the Physiochemical Properties these Properties are Often Utilised in Designing a Processing Route Removal of Iron and Titanium from the Manganotantalite and Ferrotantalite Samples in this Study was Successfully Accomplished byTantalite Beneficiation through Sequential Separation ofBenefits Of Ore Sorting Ore sorting can exploit a number of differences to sort particles including colour, density, hardness, radiation, and even electromagnetic properties This means a wide range of mineral types can be separated using an ore sorting machineOre Sorting Strategies In Mineral Processing

  • Uranium Mining and Extraction from Ore Stanford

    Alternative Methods Insitu uranium leaching has been explored as a means of accelerating the uranium production process The chemistry of these processes is very similar to the extraction methods, except that the leaching solution is pumped into theThe beneficiation methods for Ethiopian Kenticha pegmatitespodumene ores were assessed through mineralogical and quantitative analyses with Xray diffraction (XRD) and energydispersive Xray fluorescence (EDXRF) The tantalite in the upper zone of the Kenticha pegmatitespodumene deposit is 587wt% higher than that in the inner zone XRD analysis revealed that theAlternative beneficiation of tantalite and removal ofThe aim of this research is the separation of the airborne geophysical anomalies of uranium (U) and thorium (Th) using concentration–area (C–A) fractal method in the Saghand area, Central Iran At the first step, the C–A log–log plots of U and Th were generated and their thresholds were identified The U and Th log–log plots obtained from the C–A method indicate the existence ofDelineation of the radioactive elements based on the

  • (PDF) A Review of Rare Earth Mineral Processing Technology

    This review has critically looked into a few authors‘ recent reviews on six major processes of rare earth processing steps and each step is considered as important to produce both high qualityproperties, minerals can be divided into three basic groups: ferromagnetic, paramagnetic and diamagnetic Due to magnetic susceptibility differences in particles the separation is accomplished wet or dry, at various magnetic field intensities and in different basic device configurations Selection of the magnetic separation method depends on many{The wet high intensity magnetic separation ofores, Ta and Nb often occur in association with thorium (Th), uranium (U), titanium, and rareearth elements3 Extraction of Ta and Nb from pegmatite ores containing radioactive elements such as

  • Separation and Purification of Mineral Salts from

    Electrostatic separation is a class of material processing technologies commonly used for the sorting of coarse mixtures by means of electrical forces acting on charged or polarized particles Most if not all of the existing triboelectrostatic separators had been initially developed for mineral ores beneficiation It is a wellknown processBenefits Of Ore Sorting Ore sorting can exploit a number of differences to sort particles including colour, density, hardness, radiation, and even electromagnetic properties This means a wide range of mineral types can be separated using an ore sorting machineOre Sorting Strategies In Mineral ProcessingThe Process Beneficiation of Minerals such as the Tantalum and Niobium Ores May Vary Significantly and the Final Sequence of Steps Normally Depends on the Physiochemical Properties these Properties are Often Utilised in Designing a Processing Route Removal of Iron and Titanium from the Manganotantalite and Ferrotantalite Samples in this Study was Successfully Accomplished byTantalite Beneficiation through Sequential Separation of

  • Alternative beneficiation of tantalite and removal of

    The beneficiation methods for Ethiopian Kenticha pegmatitespodumene ores were assessed through mineralogical and quantitative analyses with Xray diffraction (XRD) and energydispersive Xray fluorescence (EDXRF) The tantalite in the upper zone of the Kenticha pegmatitespodumene deposit is 587wt% higher than that in the inner zone XRD analysis revealed that theAlternative Methods Insitu uranium leaching has been explored as a means of accelerating the uranium production process The chemistry of these processes is very similar to the extraction methods, except that the leaching solution is pumped into theUranium Mining and Extraction from Ore StanfordPhysical processing methods are widely applied in mineral separation In the case of gold ores, physical separation can be employed to produce concentrates, and in the case of freemilling ores or to produce gold intermediateenriched mineral products, by rejecting gangue material, which facilitates more effective hydrometallurgyA systematic review of sustainable gold extraction from

  • rareearth element Processing ores | Britannica

    rareearth element rareearth element Processing ores: All rareearth ores contain less than 10 percent REO and must be upgraded to about 60 percent in order to be processed further They are first ground to a powder and then separatedvibrating laboratory sieve shaker Mineral phases of the tailings were obtained using XRay diffraction (XRD) with Cu Kα radiation Evaluation of minerals by Scanning Electron Microscopy (SEM) was conducted 3 Results and Discussion 31 Chemical composition The chemical composition of the chromite tailings sample is shown in Table 1Beneficiation of South African chromite tailings usingMethods of particle separation in which it is necessary to condition the particles include flotation separation and optical separation In flotation separation, the particles to be separated are conditioned with a flotation agent, which coats the ore particles with which itSorting of limestone ores using fluorescent compounds

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