- Mon - Sat 8:00 - 18:00
- [email protected]
- 0086-21-58386256
A novel process to upgrade the copper slag by direct reduction-magnetic separation with the addition of Na2CO3 and CaO. Powder Technol. (2019) ... Copper slag, a …
WhatsApp: +86 18221755073
The typical pyrometallurgical techniques are used to treat copper with processes involving calcining or smelting reduction followed by wet magnetic separation, which can …
WhatsApp: +86 18221755073
After setting the magnetic separation condition parameters of the magnetic separation tube, we put the roasted sample to the corresponding particle size into the XCGS-50 Davis magnetic …
WhatsApp: +86 18221755073
In this study, a variety of methods for extracting and separating copper and iron from CSS are reported. The extraction and separation technologies include physical methods …
WhatsApp: +86 18221755073
Eco-friendly recovery of copper from copper slag via magnetic separation followed by flotation: Experimental and mechanistic insights. ... that non-magnetic metallic copper and …
WhatsApp: +86 18221755073
The phases of the copper slag, hematite, high purity silica and magnetic separation samples were analyzed by X-ray diffraction (XRD, Bruker D8 Advance, Germany), …
WhatsApp: +86 18221755073
Copper slag is a solid waste that has to be treated for metals recovery. In order to recover iron from copper slag, the technology of carbothermic reduction and magnetic …
WhatsApp: +86 18221755073
A novel process to upgrade the copper slag by direct reduction-magnetic separation with the addition of Na2CO3 and CaO Powder Technol., 347 ( 2019 ), pp. 159 - 169, …
WhatsApp: +86 18221755073
The improved magnetic separation efficiency of the copper slag is a result of the simultaneous increase of the content and grain size of magnetite in the slag during the modification, as the fayalite had been broken and …
WhatsApp: +86 18221755073
After establishing the magnetic separation parameters for the magnetic separation tube, the calcine was ground to the appropriate particle size and introduced into the XCGS-50 …
WhatsApp: +86 18221755073
The findings demonstrated that non-magnetic metallic copper and chalcocite in CS could be efficiently separated and recovered through magnetic separation, while the copper …
WhatsApp: +86 18221755073
Abstract:This paper studies the carbon reduction and magnetic separation of copper slag's flotation tailings.The impact of the roasting temperature and alkalinity on the reduction …
WhatsApp: +86 18221755073
QIU T S, ZHOU L P, LI G D. Experimental study on copper and iron recovery by direct reduction roasting-magnetic separation of copper smelting slag[J]. Metal Mining, 2020(9):202-207. …
WhatsApp: +86 18221755073
The smelting process can be divided into three stages, namely decomposition of high-valence sulphide, oxidation of sulphide, and matte smelting and slagging reaction (Fig. …
WhatsApp: +86 18221755073
(Meng et al., 2020) recovered Fe from copper slag by an oxidation roasting-magnetic separation process, and found that Na 2 O was a good flux for copper slag, …
WhatsApp: +86 18221755073
Copper slag is a byproduct in the copper smelting process, rich in Pb, Zn and Fe and is an important recyclable secondary resource. In this study, Pb, Zn and Fe in copper slag …
WhatsApp: +86 18221755073
Magnetic separation-sulphuric acid leaching of Cu–Co–Fe matte obtained from copper converter slag for recovering Cu and Co. Author links open overlay panel Fei Yin a b, …
WhatsApp: +86 18221755073
In addition, even if the copper grade of copper smelting slag is high, the copper elements coexist in the form of cuprous sulfide (Cu 2 S), metallic copper, and copper oxide, …
WhatsApp: +86 18221755073
And then, the resulting material is again crushed to 75–104 μm, followed by dry magnetic separation. Using the developed process, a magnetic product containing more than …
WhatsApp: +86 18221755073
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. …
WhatsApp: +86 18221755073
This study proposes a synergistic treatment method for BOF slag and copper slag via oxidation–magnetic separation, with the dual goals of preparing MgFe2O4 magnetic …
WhatsApp: +86 18221755073
This study proposes a synergistic treatment method for BOF slag and copper slag via oxidation–magnetic separation, with the dual goals of preparing MgFe 2 O 4 magnetic …
WhatsApp: +86 18221755073
It mainly uses magnetic separation to recover strong magnetic components in the slag. For example, when the slag contains iron (alloy) and magnetite, it can consider the …
WhatsApp: +86 18221755073
Reduction. The reduction process for copper slag is typically followed by magnetic separation [].Depending on the temperature and intensity of reduction, it can be classified as …
WhatsApp: +86 18221755073
BCL slag contains both copper and iron which are of interest and subsequently copper as mentioned can be recovered using flotation and iron be recovered using magnetic …
WhatsApp: +86 18221755073
The direct reduction–magnetic separation process (DRMSP) is a sustainable and clean technology, ... A novel process to upgrade the copper slag by direct reduction-magnetic …
WhatsApp: +86 18221755073
In this study, a novel method to recover copper, zinc and iron from copper slag by SO 2 –O 2 roasting-leaching-magnetic separation was proposed. The effect of roasting …
WhatsApp: +86 18221755073
ing, sieving, magnetic separation, flotation, leaching or roasting how ever metal. ... Parra [112] also employed the roasting of copper slag to dissolv e copper and other.
WhatsApp: +86 18221755073
for copper slag, removing and immobilizing harmful elements is essential to obtain a. Copper Slag as a Source of Iron: An Overview 31 ... magnetic separation to obtain a magnetic concentrate …
WhatsApp: +86 18221755073
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.
WhatsApp: +86 18221755073
Approximately 80% of global copper production relies on pyrometallurgical processes, and mainstream techniques such as flotation (Stirbanovic et al., 2022; Liu et al., …
WhatsApp: +86 18221755073
Copper slag is mainly generated in the stages of matte smelting and subsequent copper matte blowing; ... A novel process to upgrade the copper slag by direct reduction …
WhatsApp: +86 18221755073
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 81.01%, and Wang obtained iron powder of …
WhatsApp: +86 18221755073
Steel slag and reduced sample were ground in a vibration mill, and then metallic iron was removed through magnetic separation. The remaining powders, copper slag, and …
WhatsApp: +86 18221755073
The process first crushes the waste copper slag between 150 and 203 μm, followed by reduction reaction at 1250 °C for 1.5 h. And then, the resulting material is again crushed to …
WhatsApp: +86 18221755073
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 …
WhatsApp: +86 18221755073
While some copper slag has been used in civil engineering applications, its high metal content limits its use. Various processes, such as flotation, leaching, reduction roasting, …
WhatsApp: +86 18221755073