imagnetic separation copper slag

Slag Deepfield Copper Electromagnet | Magnetic Lifting …

Slag Deepfield Copper Electromagnet Few materials are as damaging to magnets and equipment as slag, but the extra-heavy-duty structural design of the Slag Deepfield Copper Electromagnet (SDC) is built to take it. Whether it''s ultra-abrasive scrap, slabs, billets, drop balls, or slag scrap, this is the magnet that can do it all. The copper-wound version…

Mineral Liberation of Magnetite-Precipitated Copper …

 · Our proposed method, i.e., a controlled molten oxidation process under 1 vol pct oxygen, leads to selective precipitation of magnetite in a copper smelter slag for downstream iron separation. In the present study, the preroasted magnetite precipitated copper slag was treated via magnetite liberation, which was realized by using high-voltage electrical pulses. The mineral distribution was ...

Magnetic Separation Of Iron From Zinc Slag

magnetic separation copper slag Waste copper slag is a refractory material with high iron content, but it is difficult to recovery iron minerals from the slag because the iron mainly occurs in fayalite. A new technology of coal-based direct reduction-magnetic .85% ...

Magnetic separation-sulphuric acid leaching of Cu–Co–Fe …

 · So the magnetic separation was used to separate the cobalt from copper and achieve the separate recovery of cobalt and copper. The MS-SAL process consists of a magnetic separation from ground matte to produce concentrate (magnetic separation stage

magnetic separation copper slag in vietnam

> magnetic separation copper slag in vietnam; magnetic separation copper slag in vietnam We are a professional mining machinery manufacturer, the main equipment including: jaw crusher, cone crusher and other sandstone equipment;Ball mill, flotation Powder ...

magnetic separation of iron from zinc slag

A physicochemical separation process for upgrading iron Nov 14, 2013 Using the developed process, a magnetic product containing more than 65 wt% iron was obtained from the magnetic separation under a magnetic field strength of 003 T for the waste copper slag ...

A physico-chemical separation process for upgrading iron …

A separation process for upgrading iron from waste copper slag was developed. • The process mainly includes reduction, crushing and magnetic separation steps. • The magnetic product obtained from the process contains over 65 wt.% iron. The percentage

copper slag magnetic separation in south africa

Copper slag magnetic separation machine indiasystemsFor sand gravel ore coal lignite and slag in europeIndia australia north and south americaSeparation of coalOrenjieparationOf coal and rocks in Syria 29361roperties of coal used inIts separation coal 【24/7 ...

Improving Beneficiation of Copper and Iron from Copper Slag by …

The roasting-magnetic separation process is the route to convert the metals into a desired phase, which can be easily separated from the slag through mixing copper slag with calcium oxide as fluxes and carbon as a reducing agent, then roasting the mixture at

Iron Recovery from Discarded Copper Slag in a RHF Direct …

 · The raw material in the tests is the discarded copper slag (hereinafter referred to as copper slag) of a domestic copper smelting plant. Its particle size is 1ºVïVZ[1 1 s for 74.48% of the total. The major chemical composition of the copper slag is listed

US20150000467A1

The present invention provides a method of separating and recovering iron from a waste non-ferrous slag, generated in a process for smelting of non-ferrous metals, including copper, zinc and lead, in which a reducing agent and a reaction catalyst are added to the ...

Effect of Iron Phase Evolution on Copper Separation …

 · Copper slag, a by-product of copper pyrometallurgy, inevitably contains a certain amount of copper. Oxygen-enriched smelting technologies increase the copper content in slag indirectly because of the production of higher-grade matte. The effect of iron phase evolution on the copper content in slag during the slag cleaning process in an electric furnace was investigated using the method of ...

A physico-chemical separation process for upgrading iron …

 · The physical separation process is a method that crushes waste copper slag and subjects the crushed material to oxidation reaction, followed by application of mineralogical technologies such as magnetic separation, eddy current separation and flotation, as

magnetic separation pper slag

A novel process to upgrade the copper slag by direct ... 1/4/2019 Direct reduction-magnetic separation is an efficient way to recovery iron from copper slag Mobile Primary Jaw Crusher... Mobile Primary Jaw Crusher Exchange system, Pre screening function Since

Recovery of γ-Fe2O3 from copper ore tailings by …

To comprehensively reuse copper ore tailings, the recovery of γ-Fe 2 O 3 from magnetic roasted slag after sulfur release from copper ore tailings followed by magnetic separation is performed. In this work, after analysis of chemical composition and mineralogical phase composition, the effects of parameters in both magnetization roasting and magnetic separation process with respect to roasting ...

Utilization of nickel slag using selective reduction followed by magnetic separation

non-ferrous metals (nickel and copper) versus iron, from nickel slag by selective reduction−magnetic separation process, with an aim to make high-grade nickel and copper concentrate for producing special steel, i.e. stainless steel or weathering steel [14,15].

Copper Slag Magnetic Separator For Sale

Copper Magnetic Separator Yesweschool . Copper slag magnetic separation machineindia 171 mining. copper slag cleaning furnace, copper dressing solution machine,double roller magnetic separator india combined separator for sale,the electric furnace

Reductive roasting mechanism of copper slag and nickel …

Abstract Direct reduction-magnetic separation process (DRMSP) is a highly effective and clean method to upgrade the complex resources, which has been widely used to recovery the value metals in copper slag (CS) and nickel laterite (NL) in recent years. Adequate growth of the alloy particles is a key parameter influencing the complete extraction of alloys from CS and NL in this process ...

Crystal formation and growth by slow cooling for recovery …

Copper smelting produces large amounts of slag and new methods of handling this by-product are required. Considering copper smelting slag as metal resource, we studied the effects of a slow cooling process on the crystal growth of magnetite in smelting slag and the applicability of magnetic separation …

US9334548B2

US9334548B2 - Method of separating and recovering iron from waste non-ferrous slag discharged from process for smelting of non-ferrous metals, including copper, zinc and lead by physical and chemical separation technique - Google Patents Method of separating ...

Utilization of Waste Copper Slag to Produce Directly …

Waste copper slag is a refractory material with high iron content, but it is difficult to recovery iron minerals from the slag because the iron mainly occurs in fayalite. A new technology of coal-based direct reduction-magnetic separation process was developed to ...

Behavior of copper and lead during mineralurgical and …

 · There are only a few smelters processing copper concentrates directly into blister copper. Despite the many advantages of this process, a serious challenge of this technology is the need to process the resulting flash smelting slag. It contains 12–15% copper and 2.5–4% lead. In this form, it cannot be considered as waste material and, therefore, a high-temperature reduction process is ...

A physico-chemical separation process for upgrading iron …

A separation process for upgrading iron from waste copper slag was developed. The process mainly includes reduction, crushing and magnetic separation steps. The magnetic product obtained from the process contains over 65 wt.% iron.

Explaining Copper''s Bizarre Reaction to Strong Magnets

 · The copper itself is not magnetic, but when its approached by magnets, the electrons on the surface of the copper being rotating. In an effort to resist the magnet''s pull, the electrons briefly ...

Synergetic utilization of copper slag and ferruginous …

 · This paper proposes an eco-friendly process to synchronously utilise copper slag and ferruginous manganese ore by co-reduction followed by a magnetic-separation process to solve those problems. In the process, MnO 2 within FMO acted as a catalyst to promote the reduction of fayalite and copper sulphide contained in CS, and thus improve the metallisation rate of Fe and Cu.

Magnetite behaviour in Peirce Smith converters slag at Ilo copper …

552 MOLTEN SLAGS, FLUXES AND SALTS matte-slag separation difficulties, false bottom, and increasing copper loses in the discard slag. Thus, high magnetite production in the Peirce Smith converters is not desirable. Therefore, the objective of this work is to

Minerals | Free Full-Text | Iron Recovery from Discarded …

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. The pilot ...

METHOD OF SEPARATING AND RECOVERING IRON FROM …

1. A method of separating and recovering iron from a waste non-ferrous slag, discharged from a process for smelting of non-ferrous metals, including copper, zinc and lead, by physical and chemical separation, the method comprising the steps of: (a) crushing the ...

magnetic separation copper slag

magnetic separation copper slag - initiativemediacozaKnow More Preparation of metallic iron powder from copper slag by, May 11, 2016, In order to recover iron from copper slag, the technology of carbothermic reduction and magnetic separation was developed

Alternative Reduction of Copper Matte in Reduction Process of Copper Slag

recovery and depletion recovery.3,7,8) Copper slag con-tains large amounts of fayalite, direct magnetic separation of iron recovery is limited. Recycling method for Fe is mainly roasting-magnetic separation recycling and recov-ery-magnetic separation recycling

magnetic separation copper slag

 · copper slag (CS) by direct reduction–magnetic separation. By reducing CS at 1200–1300 C, fayalite and copper sulfide can be transformed into metallic iron and copper, and then Fe-Cu alloy phase can be formed [25]. Subsequently, a magnetic separation

Recovery of iron from copper slag via modified roasting in …

 · Zeng and Xiao [] proposed a physical beneficiation method combining direct flotation with three times magnetic separation to recover copper and iron from copper slag. Under this condition, iron-bearing concentrate with an iron content of 52.21 wt.% and silicon dioxide content of 13.2 wt.% as well as iron recovery ratio of 38.9% was eventually obtained.

Sustainability | Free Full-Text | A Study on Reduction of …

Copper slag differs by chemical composition and structure, depending on the type of processing. Copper smelting slag usually contains about 1% copper and 40% iron depending on the initial ore quality and furnace type. Significant amounts of SiO 2, FeO, CaO, Al 2 O 3 and minor amounts of other elements (e.g., zinc, titanium, and lead) are also associated with copper slag [].

Minerals | Free Full-Text | Recovery of Iron from Copper …

In summary, the Fe 3 O 4 and Fe 2 SiO 4 in the copper slag could be reduced to the metallic iron by coal-based direct reduction and recovered by magnetic separation. The best reduction conditions were those in which the reduction temperature was 1300 °C, the reduction time was 30 min, the dosage of coal addition was 35 wt.%, and the dosage of CaO addition was 20 wt.% (0.75 binary basicity).