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2021/07/20molybdenum molybdenum slag processing
The fate of molybdenum in the residues of a Chilean copper ore ...
2022/6/15 For many elements and types of materials including slag, a possible re-processing has been studied and the literature is abundant. However, the focus and successful applications were mostly on e.g. copper and other base or precious metals, such as gold or
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Molybdenum processing Extraction, Applications Uses
Molybdenum processing, preparation of the ore for use in various products. Molybdenum (Mo) is a white platinum-like metal with a melting point of 2,610 °C (4,730 °F). ... The solidified metal
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Technology of Molybdenum Ferroalloys - ScienceDirect
2013/1/1 The liquid slag is tapped at the end of the process into the slag ladle via skimmer. Even though slag has a much lower density than ferromolybdenum alloy, metal droplets are
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Thermodynamic model of metallothermic smelting of ferromolybdenum
2018/1/10 Moreover, the slag will be recycled back to the process if the molybdenum is more than 0.3% [17], so in this study the concentration of molybdenum in the slag is assumed to be 0.3%. ...
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Recovery of Molybdenum from Copper Slag
2012/2/1 This study examines the fate of molybdenum in the processing of copper ore in a Chilean processing plant. ... In order to realize the high-value utilization of copper slag, a process for preparing ...
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RECOVERY OF MOLYBDENUM FROM ROASTED COPPER SLAGS
copper and molybdenum into the soluble form in acidic solution. Since molybdenum is associated to iron oxide spinel type phase, its recovery was influenced by the magnetite content in the slag during the leaching process. Sulphuric acid was used for leaching the slag, and molybdenum shows recovery higher than 80%. Thus, the obtained results ...
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Molybdenum Metallurgy - SpringerLink
2023/7/4 The molybdenum smelting process of molybdenite mainly includes the decomposition of molybdenum ore, purification of the molybdenum-containing solution, and preparation of pure molybdenum compound, molybdenum powder, and dense molybdenum (Fig. 1). Other molybdenum raw materials, such as molybdenum nickel ore, are treated by roasting
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Recovery of molybdenum from roasted copper slags
2010/9/1 Recycling copper slag to recover metals has been focused on copper, which is contained in the range of 077 to 132%; however some slags also contains molybdenum in amount up to 04% transforming the copper smelting slags into a potential raw material for the development of new processes to obtain new products. In this regard, copper slags were
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Recovery of molybdenum from roasted copper slags
2010/9/1 Recycling copper slag to recover metals has been focused on copper, which is contained in the range of 077 to 132%; however some slags also contains molybdenum in amount up to 04% ...
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RECOVERY OF MOLYBDENUM FROM ROASTED COPPER
copper and molybdenum into the soluble form in acidic solution. Since molybdenum is associated to iron oxide spinel type phase, its recovery was influenced by the magnetite content in the slag during the leaching process. Sulphuric acid was used for leaching the slag, and molybdenum shows recovery higher than 80%. Thus, the obtained results ...
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Recovery of molybdenum from roasted copper slags
2010/9/1 Since molybdenum is associated to iron oxide spinel type phase, its recovery was influenced by the magnetite content in the slag during the leaching process. Sulphuric acid was used for leaching the slag, and molybdenum shows recovery higher than 80%.
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Molybdenum production: the innovation pathways
by hydro-metallurgical process due to low leaching degree. • The new proposed process: Mo recovery from the slag was influenced by the magnetite content in the slag during the leaching process (low magnetite content leads to a high recovery of molybdenum). > 80% Mo recovery was achieved. Copper slag Oxidative roasting at 700 oC
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CN106086480B - A kind of processing method of Tungsten
The present invention discloses a kind of processing method of Tungsten smelting molybdenum removal slag, including：Molybdenum removal slag and ammonium hydroxide are added in autoclave, certain partial pressure of oxygen and temperature is controlled to carry out Leach reaction；After the completion of reaction, leachate is flowed through into the ion exchange
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RECOVERY OF IRON-MOLYBDENUM ALLOY FROM COPPER
Typical copper smelting slag contains molybdenum in the range 0.01- 0.50% which is the grade for primary mine production of molybdenite. Therefore, recycling copper slags containing molybdenum includes direct reduction of the slag process, which is based on the smelting reduction to produce two phases; a carbon saturated iron-molybdenum-copper
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Technology of Molybdenum Ferroalloys - ScienceDirect
2013/1/1 The liquid slag is tapped at the end of the process into the slag ladle via skimmer. Even though slag has a much lower density than ferromolybdenum alloy, metal droplets are not easily separated because of the high slag viscosity ( Ivanov et al., 1984 , Voronov et al., 2000 ) when slag has 60% to 70% SiO 2 , 9% to 13% Al 2 O 3 , 7% to 11% FeO ...
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Aluminothermic process for the preparation of
400 kg of molybdenum scrap and leach liquor containing about 2.5 tonnes of molybdenum per year. Considering the number of filament indus-tries in the country a significant amount of molybdenum is available as an industrial waste which could be recycled. Resource processing The processing scheme for recovery of
获取价格Recovery of Iron-Molybdenum Alloy from Copper Slags
Typical copper smelting slag contains molybdenum in the range 0.010.50% which is the grade for primary mine production of molybdenite. Therefore, recycling copper slags containing molybdenum includes direct reduction of the slag process, which is based on the smelting reduction to produce two phases; a carbon saturated iron-molybdenum-copper alloy and a
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RECOVERY OF IRON-MOLYBDENUM ALLOY FROM COPPER
Typical copper smelting slag contains molybdenum in the range 0.01- 0.50% which is the grade for primary mine production of molybdenite. Therefore, recycling copper slags containing molybdenum includes direct reduction of the slag process, which is based on the smelting reduction to produce two phases; a carbon saturated iron-molybdenum-copper
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Technology of Molybdenum Ferroalloys - ScienceDirect
2013/1/1 The liquid slag is tapped at the end of the process into the slag ladle via skimmer. Even though slag has a much lower density than ferromolybdenum alloy, metal droplets are not easily separated because of the high slag viscosity ( Ivanov et al., 1984 , Voronov et al., 2000 ) when slag has 60% to 70% SiO 2 , 9% to 13% Al 2 O 3 , 7% to 11% FeO ...
获取价格Aluminothermic process for the preparation of
400 kg of molybdenum scrap and leach liquor containing about 2.5 tonnes of molybdenum per year. Considering the number of filament indus-tries in the country a significant amount of molybdenum is available as an industrial waste which could be recycled. Resource processing The processing scheme for recovery of
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Recovery of Iron-Molybdenum Alloy from Copper Slags
Typical copper smelting slag contains molybdenum in the range 0.010.50% which is the grade for primary mine production of molybdenite. Therefore, recycling copper slags containing molybdenum includes direct reduction of the slag process, which is based on the smelting reduction to produce two phases; a carbon saturated iron-molybdenum-copper alloy and a
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RECOVERY OF IRON-MOLYBDENUM ALLOY FROM COPPER
Typical copper smelting slag contains molybdenum in the range 0.010.50% which is the grade for primary mine production of molybdenite. Therefore, recycling copper slags containing molybdenum includes direct reduction of the slag process, which is based on the smelting reduction to produce two phases; a carbon saturated iron-molybdenum-copper alloy and a
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Recovery of Molybdenum from Copper Slag Semantic Scholar
Slag as by-product of Cu making has been produced in large amounts in Chile, and around 5 million tons of slag are estimated to be disposed every year and 40 to 45 million tons have been accumulated. Typical Chilean Cu slag contains about 0.3 mass% Mo which is the grade of primary mine production of molybdenite and it also contains about 40 mass% of Fe and 1
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(PDF) Reduction of molybdenum oxide from steelmaking slags by
2012/1/1 The effects of reaction temperature, slag basicity and FeO concentration on the reduction of molybdenum oxide from steelmaking slags by pure liquid iron were investigated experimently.
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Behaviour of molybdenum during matte smelting of molybdenum
A laboratory study has been carried out to examine the process of matte smelting of molybdenum-bearing concentrates with different concentrations of copper. The authors analysed the distribution of molybdenum between different compounds in the slag, the ratio of molybdenum distribution between slag and matte, and the extraction of molybdenum in ...
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Process and Kinetics of Preparing Ammonium Molybdate from Molybdenum
2024/4/29 Experimental Methods Hydrometallurgical Leaching Process. An amount of 25 g of calcined molybdenum was placed in a beaker, to which 50 ml of 1-mol/L HNO 3 solution was added and then stirred at a constant speed for 1 h at room temperature to remove the SiO 2 and other impurities. After the reaction was complete, vacuum filtration was performed, and the
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Molybdenum Metallurgy Review: Hydrometallurgical Routes to
2014/11/10 Thus, much attention have been drawn to the recovery of molybdenum from low-grade molybdenum ores in recent years. With the increasingly stringent environmental requirements, the shortcomings due to SO 2 emission in the roasting process of traditional technology becomes obvious. This review outlines metallurgical processes for molybdenum ...
获取价格Metallurgy of Ferromolybdenum - SpringerLink
2020/9/24 Molybdenum—an element of the VIb group of the Periodic system of elements. The atomic number of molybdenum is 42, the atomic mass is 95.94; configuration of the outer electron shell of an atom 4d 5 5s 1, melting temperature 2622 °C, boiling 4840 °C, density 10.23 g/cm 3.. Mo–Fe system.Iron and molybdenum form FeMo, Fe 7 Mo 6 intermetallic compounds
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Partition coefficient of molybdenum in the Fe-Mo-Si-O
process. An Fe-Mo alloy containing about 60 wt pct Mo is produced by reducing molybdenum trioxide with sili- con and aluminum powders in the presence of excess ... molybdenum slag composition on molybdenum oxide solubility has not been examined, one of the more im- portant factors has been discussed by Dittrich. 4 He found that molybdenum could ...
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8VLQJ72$DQG7%3 - IOPscience
different parameters such as pH and TOA/TBP concentrations. The result indicated the process was an effective method to separate molybdenum ions from high-impurity ferro-molybdenum slag. 1. Introduction Molybdenum is an essential strategic metal for the infrastructure. As the development of modern
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Production of Ferromolybdenum from Mill Scale via Aluminothermic Process
2020/6/4 Extraction and processing constitute an important area in the metallurgy of molybdenum. Molybdenum trioxide (MoO3) production is one of the most important stages in molybdenum production.
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تأسست شركة Henan Lrate للعلوم والتكنولوجيا المحدودة التي تصنع معدات التكسير والطحن الكبيرة والمتوسطة الحجم في عام 1987. وهي شركة مساهمة حديثة مع البحث والتصنيع والمبيعات معًا.
على مدار أكثر من 30 عامًا ، تلتزم شركتنا بنظام الإدارة العلمية الحديث والتصنيع الدقيق والريادة والابتكار. الآن أصبحت LIMING رائدة في صناعة تصنيع الآلات المحلية والخارجية.