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Copper Recovery Magnetic Slag

Copper Recovery Magnetic Slag

Recovery of Copper and Magnetite from Copper Slag

2021-6-27 · On the one hand, copper slag is nowadays a waste in copper pyrometallurgy despite the significant quantities of iron (>40 wt. %) and copper (1 to 2 wt. %). On the other hand, solar energy, when properly concentrated, offers great potential in high-temperature processes. Therefore, concentrated solar power (CSP) could be used in the treatment of copper slag to transform fayalite into magnetite ...

Recovery of iron from copper slag by deep reduction and ...

2013-11-20 · Aiming at recovering iron from high-iron-content copper slag, this article introduced a combination technology of deep reduction and magnetic beneficiation, investigated the iron recovery efficiency and optimized the technical conditions. When coke powder with 86wt% fixed carbon was used as a reductant, iron was successfully extracted from the copper slag. Under the optimized condition of

RECOVERY OF COPPER FROM COPPER SLAG AND

2014-9-8 · 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

How to Recover Copper from Slag by Flotation

2021-2-3 · Recovery of copper in concentrates from slags cooled in the induction furnace and ground for 30 minutes ranged from 87.1 to 96.2 percent with the best recovery obtained on the highest grade slag sample. Copper content of the flotation tailings, which is the

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

By using DR followed by a magnetic separation process for iron recovery from copper slag, Yang obtained iron powder of 92.05% iron content with an iron recovery rate of

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

2017-12-1 · Recovery of copper from copper slag by physical beneficiation using froth flotation was studied by Sarrafi et al. (2004). They used mercaptobenzothiazole (MBT) collector to recover the copper from the ground copper slag and indicated that a slow-cooled slag would be more favorable for better copper recovery.

Iron Recovery from Copper Slag Through Oxidation

Abstract. 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 and mineral resources but also for protecting the environment.

Recovery of Copper from Reverberatory Copper Slag and ...

2016-6-8 · concentrate, various mining operations have initiated the recovery of copper from dumped slag. The typical process uses crushing, milling and flotation. These operations create excessive liner wear rates during crushing and milling because the bond work index of copper slag is 22 kWh/t and this is considered a very hard slag.

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

2003-11-1 · 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 magnetic slag in singapore

2021-7-1 · copper recovery magnetic slag in singapore Recovery of Copper from Reverberatory Copper Slag and,Recently smelter copper slags stockpiled in dumps are being reprocessed by crushing milling and flotation to recover entrained copper contents This technique produces a flotation concentrate copper grade of approximately 25 to 30 with copper ...

copper recovery magnetic slag - iwonapniok.pl

copper recovery magnetic slag. We are here for your questions anytime 24/7, welcome your consultation. Get Price. The mechanism research based on the analysis results of Xray diffraction XRD scanning electron microscopy SEM and energy dispersive spectroscopy EDS indicates that fayalite 2FeO·SiO2 and magnetite Fe3O4 in the copper slag are ...

copper recovery magnetic slag 25422 in vietnam

2021-5-22 · copper recovery magnetic slag 25422 in vietnam. copper aluminum plastic leadfree glass partdevice Precious metals recovery process Nonferrous metal Leaching recovery Harmful Element Removal Ewaste is rising as emerge issue in Vietnam due to its increasing rate and environmental impacts and the co...

Iron recovery from copper-slag with lignite-based direct ...

By using DR followed by a magnetic separation process for iron recovery from copper slag, Yang [10] obtained iron powder of 92.05% iron content with an iron recovery rate of 81.01%, and Wang [11 ...

The settling behavior of matte particles in copper slag ...

Request PDF | The settling behavior of matte particles in copper slag and the new technology of copper slag cleaning | Settling time, system temperature and reductant amount play an important role ...

Recovery of Copper from Reverberatory Copper Slag and ...

2016-6-8 · concentrate, various mining operations have initiated the recovery of copper from dumped slag. The typical process uses crushing, milling and flotation. These operations create excessive liner wear rates during crushing and milling because the bond work index of copper slag is 22 kWh/t and this is considered a very hard slag.

Improving Beneficiation of Copper and Iron from Copper ...

2018-12-10 · 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.

Improving Copper Recovery from Production Slags by ...

2013-10-14 · 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 route

Smelting reduction and kinetics analysis of magnetic iron ...

2017-5-25 · To improve the recovery of copper, the viscosity of copper molten slag is decreased by the reduction of magnetic iron, which, in turn, accelerates the settling and separation of copper droplets ...

RECOVERY OF COPPER FROM SMELTING SLAG BY

2015-11-11 · Recovery of copper from smelting slag by sulphation roasting and water leaching 411 Materials and experimental methods Experiments were conducted using a reverberatory furnace slag from the Bor Copper Concentrator, Serbia. The slag was sampled from the crushing line before entering the milling section of the concentrator.

Copper recovery magnetic slag - Manufacturer Of High

Copper recovery magnetic slag Feldspar Crusher . 20171212copper recovery magnetic slag copper recovery magnetic slag XSM excellent mining crushing machinery products or production line design, the pany is mitted 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 hundred of the ...

copper recovery magnetic slag in singapore

2021-7-1 · copper recovery magnetic slag in singapore Recovery of Copper from Reverberatory Copper Slag and,Recently smelter copper slags stockpiled in dumps are being reprocessed by crushing milling and flotation to recover entrained copper contents This technique produces a flotation concentrate copper grade of approximately 25 to 30 with copper ...

Copper Recovery Magnetic Slag - ecleveland.org

Apr 01, 2019 Direct reduction-magnetic separation is an efficient way to recovery iron from copper slag, where iron and copper minerals can be transformed into the desired phases (metallic Fe and Cu) by direct reducing the mixture of copper slag and carbon as a reductant at about 1200–1300 C [, , ].

copper recovery magnetic slag - dietistehannaaerts.be

copper recovery magnetic slag 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 hundred of the worldsales of countries and regions

copper recovery magnetic slag - strefa-klienta.pl

Feb 13, 2016 · Iron and steel slags are byproducts of the iron and steel industry and provide an important source of raw materials for construction and road building. copper recovery magnetic slag mining crusher,copper recovery magnetic slag - newcambridgeschool,technique of copper, zinc, and iron recovery from the slag of the plant the iron grade of magnetic products and the recovery of iron ...

The settling behavior of matte particles in copper slag ...

Request PDF | The settling behavior of matte particles in copper slag and the new technology of copper slag cleaning | Settling time, system temperature and reductant amount play an important role ...

Resource utilization of copper smelter slag——a state-of ...

2021-11-16 · Abstract: Large quantities of slag dumped in the open are contributing to the absence of recovery and utilization of valuable metals as well as potential environmental pollution to water and soil arisen by heavy metal contamination. The mineralogical characteristics and researches on recovering valuable metals from typical copper slag produced by pyrometallurgical process were summarized in ...

Improving Beneficiation of Copper and Iron from Copper ...

2018-12-10 · 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.

Effect of CaO Addition on Iron Recovery from Copper ...

To recover iron from copper smelting slag using carbon, Heo et al. [14] also found that the iron recovery could be increased by the addition of CaO if the CaO content was less than 20 wt.% but ...

RECOVERY OF IRON FROM COPPER FLASH SMELTING

2015-9-7 · Recovery of Iron from Copper Flash Smelting Slags Figure 3 shows the rapid decreasing of copper content in the slag during the first 15 min-utes with the graphite rod introduced into the melt, while the iron concentration is main-tained almost constant over same period of time, suggesting that a selective reduction ...