Recovery of metal values from copper slag and reuse of ...

Copper slag was characterized and processed. The pyro-metallurgical processing prospects to generate utilizable materials were arrived at through rigorous thermodynamic analysis. Carbothermal reduction at elevated temperature (near 1440°C) helped recover a majority of the metal values (e.g., Fe, Cu and Mo) into the iron-rich alloy product ...

Recovery of metal values from copper slag and reuse of ...

Recovery of metal values from copper slag and reuse of residual secondary slag. Sarfo P(1), Das A(1), Wyss G(2), Young C(3). Author information: (1)Metallurgical and Materials Engineering, Montana Tech, Butte, MT 59701, United States. (2)Center for Advanced Mineral & Metallurgical Processing, Montana Tech, Butte, MT 59701, United States.

Deep reduction recovery of iron from copper slag | IIETA

JOURNAL METRICS. CiteScore 2019: 0.40 ℹ CiteScore: CiteScore is the number of citations received by a journal in one year to documents published in the three previous years, divided by the number of documents indexed in Scopus published in those same three years.

copper recovery magnetic slag - grill-restaurant-zagreb.de

Iron Recovery from Copper Slag Through … Iron recovery from copper slag with lignite-based direct reduction followed by magnetic separation [J]. Chinese Journal of Nonferrous Metals, 2011, 21(5): 1165–1170. Google Scholar. Get Price

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copper recovery magnetic slag - Feldspar Crusher Sales - … copper recovery magnetic slag copper recovery magnetic slag XSM excellent mining crushing machinery products or production line design, the company is committed to building the Chinese brand mine crushing and processing machinery, mainly crusher, mill, sand making our products (copper recovery magnetic slag) in more than one …

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pper revery magnetic slag - MC World

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Iron Recovery from Copper Slag Through … Iron recovery from copper slag with lignite-based direct reduction followed by magnetic separation [J]. Chinese Journal of Nonferrous Metals, 2011, 21(5): 1165–1170. Google Scholar. Get Price

Iron Recovery from Copper Slag Through Oxidation …

A magnetic product containing about 57.9wt% iron was obtained from the magnetic separation under a magnetic field strength of 100 mT. Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals ...

Recovery of Copper from Reverberatory Copper Slag …

The slurry was stirred by magnetic stirrer. A schematic flow diagram of the leaching of copper from copper slag is shown in Figure 1. ... The optimum digestion temperature is 250oC, at which a high recovery of copper from copper slag is achieved. Figure 7. Copper …

Iron Recovery from Discarded Copper Slag in a RHF …

minerals Article Iron Recovery from Discarded Copper Slag in a RHF Direct Reduction and Subsequent Grinding/Magnetic Separation Process Zhicheng Cao 1,2, Tichang Sun 1,*, Xun Xue 1,2 and Zhanhua Liu 2 1 Key Laboratory of High-Efficient Mining and Safety of Metal Mines, Ministry of Education, University of Science and Technology Beijing, Beijing 100083, China; [email protected]

RECOVERY OF COPPER FROM COPPER SLAG AND …

Recovery of copper from copper slag and copper slag flotation tailings 75by oxidative leaching Table 1. Chemical compositions of the copper smelter slag and the slag flotation tailings Constituent Content (wt.%) Copper Slag Slag Flotation Tailings Cu – total 0.97 0.59 Cu – oxides 0.15 0.06 Cu – sulphides 0.82 0.53 SiO 2 33.75 34.62 Al 2 O

Improving Separation of Cu–Fe from Copper Slag by ...

In this paper, the feasibility of an integrated technological route to improve beneficiation of copper and iron components from copper slag through the modification of molten slag was investigated, and the results shows that: the copper grade of rougher copper concentrate was increased from 6.43 to 11.04%, iron recovery from magnetic separation ...

NICKEL RECOVERY FROM ELECTRIC ARC FURNACE …

The target of the current work is to investigate the possibility of nickel recovery from EAF slag by magnetic separation. To meet the target, the effect of the following parameters was studied: grain size, magnetic field intensity, thickness of slag layer, moisture content, and re-grinding of the coarser slag …

Improving Copper Recovery from Production Slags by ...

Improving Copper Recovery from Production Slags by Advances Stirring Methods Proceedings of EMC 2011 3 treated in the existing copper extraction route or separately in a subsequent reactor the slag phase can be used as construction material for example. 1.2 Conventional pyrometallurgical copper slag …

Characteristics and utilisation of copper slag—a review ...

Nov 01, 2003· The copper slag generated at Kure, has been investigated by Acma et al. (1997) for the recovery of copper, cobalt and production of magnet grade iron oxide by pyro-hydrometallurgical route. The fayalitic slag analysing about 0.8% Cu and 0.4% Co is reduced with coke/graphite in a DC arc furnace to yield a liquid alloy rich in iron containing ...

Copper Recovery in Smelting Slag Recycling

Copper smelting slag is the solid waste generated in the process of smelting copper. Due to the limitations of the smelting technology, most of the copper smelting slag contains a certain amount of copper. Disposing and recycling copper can effectively reduce the waste of useful resources, while generating considerable economic effectiveness.

copper slag magnetic separation beneficiation

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Deep reduction recovery of iron from copper slag | IIETA

JOURNAL METRICS. CiteScore 2019: 0.40 ℹ CiteScore: CiteScore is the number of citations received by a journal in one year to documents published in the three previous years, divided by the number of documents indexed in Scopus published in those same three years.

Effects of Na2O additions to copper slag on iron recovery ...

A new process for green and efficient utilization of copper slag was put forward. • Addition of Na 2 O in slag promoted magnetite growth but decrease magnetite quantity.. Slag with 4 % Na 2 O had a markedly decreased viscosity and iron recovery rate of 81.08 %.. Na 2 O in ceramics reduced sintering temperature but meantime degraded bending strength.. Non-magnetic residue containing Na 2 O ...

copper recovery magnetic slag - grill-restaurant-zagreb.de

Iron Recovery from Copper Slag Through … Iron recovery from copper slag with lignite-based direct reduction followed by magnetic separation [J]. Chinese Journal of Nonferrous Metals, 2011, 21(5): 1165–1170. Google Scholar. Get Price

Iron Recovery from Discarded Copper Slag in a RHF Direct ...

Studies on the direct reduction of carbon-bearing pellets made from discarded copper slag have been conducted in this paper. They include the influences of reduction coal content, limestone content, industrial sodium carbonate content, reduction temperature, reduction time and layers of carbon-bearing pellets on reduction effect. Finally, the optimum conditions have been obtained.

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Metal Recovery from Steelmaking Slag. air oxidation and magnetic separation. The oxidation of slag was carried out in both solid and liquid states, attempting to optimize the conditions of each. The effects of oxidation time, temperature, slag basicity, and magnetic field strength on recovery 3 O. Get Price

Recovery of Copper from Reverberatory Copper Slag …

The slurry was stirred by magnetic stirrer. A schematic flow diagram of the leaching of copper from copper slag is shown in Figure 1. ... The optimum digestion temperature is 250oC, at which a high recovery of copper from copper slag is achieved. Figure 7. Copper …

copper slag magnetic separation beneficiation

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CN101787407B - Method for reducing and extracting copper ...

The invention relates to a method for reducing and extracting copper smelting waste slag through microwave carbon heating, which comprises the following steps: pulverizing copper slag, reducing agents (one material or a mixture of several materials in anthracitic coal, graphite, refinery coke and coke) and calcium oxide or calcium carbonate; mixing the ingredients; adding binding agents for ...

Copper Recovery Crusher

Secondary Copper Ore Recovery. Copper slag concentrator,copper concentrate and recovery machines, solution for opper slag cleaning furnacehe electric furnace technology for the cleaning of copper and nickel slags is a well, established methodow investment costs, small et price. get price

Copper Recovery - INDUSTRIAL SCRAP RECYCLING …

Copper Recovery is a manufacturer of wire and cable recycling equipment, offering sales and service worldwide. We also act as agent or representative for some of the finest European manufacturers of recycling machinery. Most recently, we infused our knowledge and know-how gained over the last 18 years of cable recycling, combined it with a ...

Deep reduction recovery of iron from copper slag | IIETA

JOURNAL METRICS. CiteScore 2019: 0.40 ℹ CiteScore: CiteScore is the number of citations received by a journal in one year to documents published in the three previous years, divided by the number of documents indexed in Scopus published in those same three years.

Improving Beneficiation of Copper and Iron from …

copper concentrate was increased from 6.43% to 11.04%, iron recovery of magnetic separation was increased significantly from 32.40% to 63.26%, and other evaluation indexes were changed slightly, in comparison with unmodified copper slag.

Utilization of Waste Copper Slag to Produce Directly ...

Copper slag is a waste during pyrometallurgical produc-tion of copper from copper sulfide concentrates, about 2.2 ... The recovery of copper by floatation from copper slag is the most effective and suc-cessful route.3–6) ... reduction-magnetic separation process was developed to recover iron from the slag assaying 39.85% Fe

Copper Smelting Slag Recovery- - Metalcess

Copper mainly dwells in the slag in the form of bornite, chalcocite, chalcopyrite, and metallic copper. The rest are iron minerals like magnetic iron ore, metallic iron and gangue like fayalite, hedenbergite and amorphous phase matter. Such slag can be concentrated by separation and enrichment to obtain copper …