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molybdenum recovery from ore

  • Recovery of Molybdenum from Oxidized Ore

    2019-5-29 · A standard Struthers-Wells type evaporator and crystallizer were used to recover the molybdenum from the solution. About one half of the water was removed in the evaporation step. The feed to the evaporator contained 60 to 70 grams per liter molybdenum and 6 to 7 grams per liter sulfur.

  • Recovery and purification of molybdenum from

    2010-6-1 · A direct hydrometallurgical process for molybdenum extraction and recovery from a Ni–Mo ore is reported. The novel technology includes leaching molybdenum by air oxidation in alkaline solution,purifying the leach solution with freshly precipitated “nascent” Fe(OH) 3 and “buffer agent” NaHCO 3,enriching molybdenum by ion exchange and crystallizing ammonium molybdate tetrahydrate.

  • Cited by: 75
  • How to Recover Molybdenum in Oxidized Ore

    2019-9-5 · Recovery of Molybdenum from Solution. The molybdenum was recovered from solution in three ways. It was precipitated by milk of lime, adsorbed on activated charcoal and removed from solution by solvent extraction. This was a relatively easy

  • Recovery of molybdenum and copper from porphyry

    2017-10-1 · Until now, there are mainly three approaches used in the flotation recovery of molybdenum and copper from their porphyry sulfide ores. One is the bulk copper− molybdenum flotation followed by separation, which has been widely used in several large-scale mines such as Dexing copper mine (Jiangxi Province, China) [2].

  • Cited by: 7
  • Recovery of molybdenum and tungsten from ores

    The invention relates to the recovery of molybdenum and tungsten from impure materials such as ores. Molybdenum and tungsten frequently occur together in ores, and in the treatment and extraction of such ores the separation of these elements, one from the other, is usually desired.

  • Cited by: 21
  • Molybdenum recovery from oxygen pressure water

    2013-4-23 · Chen et al. [ 12] have studied eco-friendly bioleaching to recover nickel and molybdenum from Ni–Mo ore in a membrane biological reactor. Nevertheless, the recovery of metals was very low. In our previous study, oxygen pressure water leaching was found to be suitable for low-grade Ni–Mo ore.

  • Cited by: 12
  • (PDF) Recovery of molybdenum and copper from

    A copper–molybdenum iso-flotability flotation process has been developed to efficiently improve the recovery of molybdenite from Duobaoshan porphyry Cu–Mo ores. The

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  • (PDF) A novel technology of molybdenum extraction

    A novel technology characterized by higher recovery of molybdenum and production of high value added ammonium molybdate was developed to recover molybdenum from low grade Ni–Mo ore.

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  • How Is Molybdenum Mined and Processed?

    2019-9-5 · Based on the minerals contained in ore bodies and their quality, molybdenum ore is divided into three categories: primary ore, the molybdenite recovery is the only goal; by-product ore, in which the recovery of copper ore is the main target, molybdenum recovery provides additional economic value; symbiotic product ore

  • 预计阅读时间:6 分钟
  • Molybdenum: mining and processing-Metalpedia

    Molybdenite can occur as the sole mineralization in an ore body, but is usually associated with the sulphide minerals of other metals, mainly copper. Molybdenum mines are classified into three groups according to the minerals contained in the ore body and their quality: •Primary mines, where the extraction of molybdenite is the sole aim.

  • How to Recover Molybdenum in Oxidized Ore

    2019-9-5 · Table of ContentsDescription of the OreExperimental Work.Recovery of Molybdenum from Solution A study of some variables affecting the recovery of molybdenum from oxidized molybdenum minerals was made. The effects of variations in contact time, temperature, pulp density, particle size, and solvent concentration on the recovery of molybdenum

  • Recovery of Molybdenum from Molybdenum Ore with

    The study was aimed to recover molybdenum minerals from molybdenum ore with a high content of carbon by flotation process. The material belonged to a kind of refractory molybdenum ore from which molybdenum minerals could not be extracted effectively using traditional beneficiation and metallurgy, because of their similar floatability between carbon minerals and molybdenite and complex intergrowth.

  • Recovery of molybdenum and tungsten from ores

    United States Patent 2339888. Abstract: The invention relates to the recovery of molybdenum and tungsten from impure materials such as ores. Molybdenum and tungsten frequently occur together in ores, and in the treatment and extraction of such ores the separation of these elements, one from the other, is usually desired.

  • (PDF) A novel technology of molybdenum extraction

    A novel technology characterized by higher recovery of molybdenum and production of high value added ammonium molybdate was developed to recover molybdenum from low grade Ni–Mo ore. The brief

  • US20080067112A1 Methods for the recovery of

    A method for the recovery of molybdenum from an ore that includes a molybdenum-bearing mineral, such as molybdenite. The ore is treated to recover metal values from the ore, such as base metals, by utilizing a depressant to depress the flotation of the molybdenite. The tailings, which can include insoluble silicate minerals in addition to the molybdenite, are then activated to render the

  • Recovery of molybdenum and copper from porphyry ore

    2017-10-30 · Trans. Nonferrous Met. Soc. China 27(2017) 2260−2271 Recovery of molybdenum and copper from porphyry ore via iso-flotability flotation Qing-quan LIN 1, Guo-hua GU,Hui WANG2, You-cai LIU2, Chong-qing WANG 2, Jian-gang FU,Jun-yao ZHAO,Luo-luo HUANG2 1.

  • Process for recovery of molybdenum and rhenium

    What is claimed is: 1. Process for recovery of molybdenum and rhenium values from sulfide ores containing said values, and impurities including contained silica, the process comprising fusing said ores with a molar excess of alkali metal carbonate of at least 15% over that required for the theoretical conversion of the molybdenum, rhenium and sulfur values to water soluble form, said fusing

  • How Is Molybdenum Mined and Processed?

    Based on the minerals contained in ore bodies and their quality, molybdenum ore is divided into three categories: primary ore, the molybdenite recovery is the only goal; by-product ore, in which the recovery of copper ore is the main target, molybdenum recovery provides additional economic value; symbiotic product ore

  • How to Separate & Recover Molybdenum & Rhenium

    2021-1-5 · If they are present in the ore or concentrate, gold and silver are also solubilized. The sulfide ion is oxidized to sulfate and solubilized. Separation of molybdenum and rhenium in an aqueous solution has been demonstrated previously. Fisher and Melache absorbed molybdenum and rhenium from a 1-M NaOH solution with a strong base anion-exchange

  • Molybdenum: mining and processing-Metalpedia

    Molybdenum: mining and processing; Mining; Molybdenum can be found in a number of minerals, but only molybdenite is suitable for the industrial production of marketable molybdenum products. Molybdenite can occur as the sole mineralization in an ore body, but is usually associated with the sulphide minerals of other metals, mainly copper.Molybdenum mines are classified into three groups

  • Recovery of Molybdenum from Molybdenum Ore with

    The study was aimed to recover molybdenum minerals from molybdenum ore with a high content of carbon by flotation process. The material belonged to a kind of refractory molybdenum ore from which molybdenum minerals could not be extracted effectively using traditional beneficiation and metallurgy, because of their similar floatability between carbon minerals and molybdenite and complex intergrowth.

  • Process for recovery of molybdenum and rhenium

    What is claimed is: 1. Process for recovery of molybdenum and rhenium values from sulfide ores containing said values, and impurities including contained silica, the process comprising fusing said ores with a molar excess of alkali metal carbonate of at least 15% over that required for the theoretical conversion of the molybdenum, rhenium and sulfur values to water soluble form, said fusing

  • Recovery of molybdenum and copper from porphyry ore

    2017-10-30 · Trans. Nonferrous Met. Soc. China 27(2017) 2260−2271 Recovery of molybdenum and copper from porphyry ore via iso-flotability flotation Qing-quan LIN 1, Guo-hua GU,Hui WANG2, You-cai LIU2, Chong-qing WANG 2, Jian-gang FU,Jun-yao ZHAO,Luo-luo HUANG2 1.

  • US20080067112A1 Methods for the recovery of

    A method for the recovery of molybdenum from an ore that includes a molybdenum-bearing mineral, such as molybdenite. The ore is treated to recover metal values from the ore, such as base metals, by utilizing a depressant to depress the flotation of the molybdenite. The tailings, which can include insoluble silicate minerals in addition to the molybdenite, are then activated to render the

  • US2339888A Recovery of molybdenum and

    US2339888A US454131A US45413142A US2339888A US 2339888 A US2339888 A US 2339888A US 454131 A US454131 A US 454131A US 45413142 A US45413142 A US 45413142A US 2339888 A US2339888 A US 2339888A Authority US United States Prior art keywords solution molybdenum tungsten tungstate sulfide Prior art date 1942-08-08 Legal status (The legal status is an assumption

  • 钼回收,molybdenum recovery英语短句,例句大全

    2015-10-18 · 含钼矿石中回收钼含钼矿石中回收钼recovery of molybdenum from ores containing molybdenum hanmu kuangshi Zhong hu一shou mu含相矿石中回收相(reeovery of molybde-num from ore eontaining molybdenum)以含铝矿石为原料,在提取矿石主金属的同时又提取

  • How to Separate & Recover Molybdenum & Rhenium

    2021-1-5 · If they are present in the ore or concentrate, gold and silver are also solubilized. The sulfide ion is oxidized to sulfate and solubilized. Separation of molybdenum and rhenium in an aqueous solution has been demonstrated previously. Fisher and Melache absorbed molybdenum and rhenium from a 1-M NaOH solution with a strong base anion-exchange

  • Solvent extraction of molybdenum from acidic leach

    2013-5-30 · Molybdenum is a strategic metal in the industrial sector .In China, Ni–Mo ore is an important molybdenum source, which contains 0.17 %–7.03 % Ni and 0.35 %–8.17 % Mo .The traditional process for molybdenum recovery from Ni–Mo ore is roasting and

  • Extraction of molybdenum and nickel from Ni Mo ore by

    2013-11-1 · the Ni−Mo ore enriches in nickel, molybdenum and vanadium and is used for extracting nickel and molybdenum raw materials with a gross reserve of 9.37 million tons [1,3]. For the Ni−Mo ore, the classical process for nickel and molybdenum recovery is roasting, melting and concentration to produce a high impurity nickel− molybdenum alloy.

  • Molybdenum Ore Processing by Flotation 911

    2016-5-5 · This molybdenum flotation circuit, based on 250-500 tons per 24 hours is designed for low-grade molybdenum ore having high-grade streaks and with pyrite-quartz gangue.It is also basically sound for many other friable sulphide ores, such as

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