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Sulfide nickel ore processing methods

  • Process for recovering precious metals from sulfide ores

    The present invention is a process to recover precious metals from sulfide ores. It involves chlorinating a mixture of an ore concentrate and salt to form a liquid melt. The salt preferably contains potassium chloride. This chlorination is carried out at a temperature between 300gree. and 600gree. C. while stirring. The process converts precious metals in the elemental and sulfide forms

  • Copper Ore Processing Methods

    Apr 11, 2017· Oxidized ores in which malachite, azurite, and chrysocolla are the predominant copper minerals that do not respond either to gravity or simple flotation methods. Sulfide-filming of the carbonates followed by flotation of the filmed minerals, or direct leaching followed by precipitation of the copper from the solution may be employed for such ores.

  • The Production Process Of Ferronickel And Nickel

    Nickel sulfide ore is mainly used for fire processing, through concentrate roasting furnace (EAF or blast furnace) smelting of copper nickel sulfide converting nickel concentrate electrolytic metal nickel. Oxidized ore is mainly containing nickel laterite ore, the grade is low, suitable for wet processing; the main methods have ammonia leaching

  • flow chart for the extraction of nickle from sulfide ore

    3/10/2018 When mixed oxide-sulfide nickel ore is treated by the existing process for high-grade nickel sulfide ore, approximately half of the non-ferrous metals including nickel, copper and platinum group metals are lost (Kosyakov et al., 1995), resulting in low recovery of valuable metals and poor economic benefit (Senior and Thomas, 2005).

  • Guides For High-sulfide Gold Processing

    High sulfide gold ore refers to 20% -30% of gold wrapped by sulfide (mainly pyrite). It is better to use gravity separation, flotation, or flotation-cyanidation process. The following is an analysis of specific beneficiation tests, and introduces four commonly used gold processing methods for high-sulfide gold ores.

  • Nickel: smelting, producing-Metalpedia

    Most sulfide deposits have traditionally been processed by concentration through a froth flotation process followed by pyrometallurgical extraction. In hydrometallurgical processes, nickel sulfide ores undergo flotation (differential flotation if Ni/Fe ratio is too low) and then smelted.

  • Nickel Ore Processing - greenrevolution

    Nickel ore mainly consists of copper-nickel sulfide ore and nickel oxide ore, beneficiation and processing of both methods is completely different. Read more The is the professional mining equipments manufacturer in the world, located in China,India, along with

  • Nickel element extraction, mining technique flash

    MINING AND PROCESSING : The mining methods differ with respect to the type of ore being mined. Since nickel is composed in two types of ores, both of them are mined differently. The sulfide ores are mined using underground mining methods though open-pit mining can also be done in early stages.

  • Nickel Ore Mining Process,Processing Nickel Ores,Nickel

    Nickel ore mainly consists of copper-nickel sulfide ore and nickel oxide ore, beneficiation and processing of both methods is completely different. Copper-nickel sulfide ore beneficiation methods: The most important is the flotation. The magnetic and the gravity separation is usually secondary dressing method.

  • Nickel Ore Mining Process Equipment Flow Cases - JXSC

    Nickel Ore Mining Process. Nickel ore mainly consists of copper-nickel sulfide ore and nickel oxide ore, beneficiation and processing of both methods is completely different. Copper-nickel sulfide ore beneficiation methods: The most important is the flotation. The magnetic and the gravity separation is usually secondary dressing method.

  • The method of flotation of sulfide copper-nickel ores

    Usage: mineral processing, in particular, flotation beneficiation of sulfide copper-Nickel ores containing platinum group metals. The technical result is an increase extraction of base and precious metals in bulk concentrate through the use of sulfhydryl collectors with enhanced flotation activity.

  • Nickel Sulfide Versus Laterite : The Hard Sustainability

    Nickel is commonly present in two principal ore types sulfide or laterite ores. Sulfide ores are typically derived from volcanic or hydrothermal processes and usually include copper (Cu) and/or cobalt, and sometimes other precious metals such as gold or platinum and palladium (generally grouped as platinum group metals or PGMs).

  • (PDF) Nickel Sulfide Ores and Impact Melts: Origin of the

    Segregation of dense immiscible sulfide melt, its accumulation on the crater floor, and injection into surrounding dikes and footwall breccias led to world-class ore deposits, making the mining

  • Multiple Element Determination of Nickel Sulfide Ores by

    Nickel is an essential base metal in modern industries. About 60% of nickel is used to make stainless steel. In recent years, the market price of nickel metal and the volume of production of primary nickel and ore have been increasing. Therefore, the demand in laboratories for accurate and fast analysis to determine multiple metal elements in ores is growing.

  • Beneficiation of low-grade weathered nickel sulfide ore

    In this work, a process was developed to obtain concentrates with Ni contents greater than 2.0% and MgO contents less than 9.0%. These specifications would allow the application of this concentrate produced from a low-grade (~0.3% Ni) nickel sulfide ore as

  • Nickel beneficiation process,process design for

    Nickel ore is mainly divided into copper-nickel sulfide ore and nickel oxide ore, and their beneficiation and processing methods are completely different. The most important method for beneficiation of copper-nickel sulfide ore is flotation, while magnetic separation and gravity separation are usually auxiliary beneficiation methods.

  • Sulfide Mining Overview - Save Our Sky Blue Waters

    amount of ore can be processed and the processes offer more safety and access for mine workers. 15 In open pit operations, the fist step is the removal of overburden and waste rock to 7 United States Geological Survey. 1998. Potential for new Nickel-Copper Sulfide Deposits in the Lake Superior Region.

  • Nickel processing - Extraction and refining Britannica

    Sulfide ores are crushed and ground in order to liberate nickel minerals from the waste materials by selective flotation. In this process, the ore is mixed with special reagents and agitated by mechanical and pneumatic devices that produce air bubbles.

  • Nickel Ore Mining Process

    Nickel Ore Mining Process. Nickel Ore can be divided into copper sulfide nickel ore and nickel oxide ore, flotation is the main beneficiation method when processing copper sulfide nickel ore, magnetic separating and gravity separating are the commonly auxiliary methods.

  • Nickel-laterite process - Drinkard Metalox, Inc.

    An improved method for processing of nickel-bearing ores, laterite ores, saprolite and limonite ores, oxidic and sulfide ores, metallurgical wastes, and other metal-bearing materials, to recover the valuable minerals contained therein, comprising comminuting ore to a desired size; leaching the ore at about 70 C to 130 C for about 30 minutes to 4 hours with nitric acid, raising the temperature

  • EXTRACTING METALS FROM SULFIDE ORES

    In this process, nickel sulfide flotation concentrates are reacted under The success of the nickel hydrometallurgical process led to research for similar methods to recover other metals. Electrorefining is the final step in the smelting process for the recovery of copper from sulfide ores, and this process accounted for nearly 80% of

  • Extraction of Nickel and Cobalt from Sulfide Ores

    The nickel sulfide is separated from the host rock by flotation. Crushing and froth floatation steps results in a high-grade concentrate that is a suitable feed to a nickel-cobalt smelter. The

  • Non-ferrous metallurgical processing Lhoist - Minerals

    Refractory gold ore generally contains iron sulfide (typically pyrite, FeS 2), which needs to be oxidized and removed prior to cyanidation. All the various oxidation methods generate acid, requiring significant levels of lime consumption for acid neutralization, impurity precipitation and

  • Sulfide Minerals - an overview ScienceDirect Topics

    The Inco process, the Outokumpu Oy process, and the Sheritt Gordon process are primary methods for nickel production from sulfide ores.

  • Nickel Ore Processing Plant - Machinery

    Rich ore containing more than 3% nickel can be directly smelted; ore containing less than 3% nickel needs to be processed. 's beneficiation method in processing copper-nickel sulfide ore is mainly flotation, while magnetic separation and gravity separation are usually auxiliary beneficiation methods.

  • Extraction of Nickel from Garnierite Laterite Ore Using

    Both ores, relative to nickel sulfide deposits, are called nickel oxide ores [4,5,6]. Laterite nickel ore is the most abundant nickel ore resource in the world. The nickel in laterite is in the state of a disseminated structure, and the effect of traditional mineral processing is quite poor.

  • Flotation of Nickel-Copper Sulphide Ore: Optimisation of

    parameters for the flotation of base metals from a nickel-copper sulphide ore. 2. Materials and Methods 2. 1. Materials The nickel-copper sulphide ore used in this study was supplied by Trojan Nickel Mine located in Bindura, Zimbabwe. From the X-ray diffraction analysis, the main phases present in the ore

  • Sulfide Ores - an overview ScienceDirect Topics

    This has the significant advantage of eliminating the concentration of the sulfides, which is the step that has the lowest recovery on route from ore to metal. Nickel sulfide ores are processed by heap leaching in Sotkama, eastern Finland (Talvivaara, 2011). The process entails the following:

  • Chemical composition of nickel laterite ore by fusion method

    Over 60 percent of world nickel production (nickel metal based) is used for the making of stainless steel. There are mainly two types of resources for nickel mining sulfide and laterite (oxide) ores. More than 70 percent of world nickel resources on land are found in laterite ores.

  • Deep Mineral Exploration of the Jinchuan CuNi Sulfide

    The exploration of deep mineral resources is an important prerequisite for meeting the continuous demand of resources. The geophysical method is one of the most effective means of exploring the deep mineral resources with a large depth and a high resolution. Based on the study of the geological background, petrophysical properties, and aeromagnetic anomaly characteristics of the Jinchuan Cu

  • Effect of some process variables on flotability of sulfide

    Effect of some process variables on flotability of sulfide nickel ores. International Journal of Mineral Processing, 2002. Kari Heiskanen. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 17 Full PDFs related to this paper. READ PAPER. Effect of some process variables on flotability of sulfide nickel ores.

  • Nickel: Extraction and purification

    Apr 24, 2010· Nickel sulfide ores undergo flotation (differential flotation if Ni/Fe ratio is too low) and then are smelted. After producing the nickel matte, further processing is done via the Sherritt-Gordon process. First copper is removed by adding hydrogen sulfide, leaving a concentrate of only cobalt and nickel.

  • US5074910A - Process for recovering precious metals from

    The present invention is a process to recover precious metals from sulfide ores. It involves chlorinating a mixture of an ore concentrate and salt to form a liquid melt. The salt preferably contains potassium chloride. This chlorination is carried out at a temperature between 300° and 600° C. while stirring. The process converts precious metals in the elemental and sulfide forms into

  • Flotation of Nickel-Copper Sulphide Ore: Optimisation of

    parameters for the flotation of base metals from a nickel-copper sulphide ore. 2. Materials and Methods 2. 1. Materials The nickel-copper sulphide ore used in this study was supplied by Trojan Nickel Mine located in Bindura, Zimbabwe. From the X-ray diffraction analysis, the main phases present in the ore

  • BRPI0616811A2 - processing ore or nickel sulfide

     The present invention relates to a novel hydrometallurgical process for recovering nickel from nickel bearing raw materials such as sulfide flotation concentrates. In general, the process involves

  • Sulfide Ore Processing « TCB Metals and Refining

    For companies with platinum group sulfide ore with valuable base metals of nickel, cobalt, etcin their ores, TCB can remove the precious metals and companies can then send the processed tailings to the proper refiner. TCB allows company representatives to be present during processing at our facility.

  • Nickel Mines, Nickel Extraction Process, Nickel Recovery

    Nickel Ore can be divided into copper sulfide nickel ore and nickel oxide ore, flotation is the main beneficiation method when processing copper sulfide nickel ore, magnetic separating and gravity separating are the commonly auxiliary methods.

  • What is Sulfide Mining? Mining Action Group

    Metallic sulfide mining (aka hard rock mining) is the practice of extracting metals such as nickel, gold and copper from a sulfide-rich ore body. Sulfides are a geologic byproduct of mining in this area, and by exposing sulfides to the air and water in our atmosphere, sulfuric acid can be created threatening to poison the nearby water

  • BRPI0616811A2 - processing ore or nickel sulfide

     The present invention relates to a novel hydrometallurgical process for recovering nickel from nickel bearing raw materials such as sulfide flotation concentrates. In general, the process involves

  • NICKEL AND COBALT ORES: FLOTATION

    The nickel content in such sulRde ores is generally low (0.2}3%) and varies from place to place in the same deposit. The low nickel content of the present-day nickel sulRde ores renders them unsuitable for either direct smelting or hydrometal-lurgical extraction, thus requiring beneRciation. The usual method of nickel extraction from sulRde