Review on Comprehensive Recovery Valuable Metals …
Copper slag, a waste solid produced in the copper smelting process, is a high-quality secondary resource with huge output. The recycling and utilization of copper slag is of …
Recovery of Copper and Cobalt from Converter Slags via …
A green method to clean copper slag and rapidly recover copper resources via reduction-sulfurizing smelting and super-gravity separation at low temperature. Zengwu Wang Jintao Gao Xi Lan Zhancheng Guo
Turning waste into wealth: Synergistic recovery of metal from copper slag
A study published in Transactions of Nonferrous Metals Society of China. detailing a novel method for the recovery of. copper, lead, and zinc from copper smelting slag using a sulfurization-reduction approach.This innovation represents a significant stride in metallurgical waste management, with potential impacts on both industry practices …
Enrichment and separation behaviors of impurities from stripped copper
In the copper smelting process, there will be non-metallic inclusions and trace metal impurities, which has an adverse impact on the purity of the produced copper wire. The traditional methods of removing inclusions from copper melt include settling, gas purging, slag refining treatment and filtration [8,9].
Rapid Separation of Copper Phase and Iron-Rich Phase From Copper Slag …
A novel approach for quickly separating a metal copper phase and iron-rich phase from copper slag at low temperature is proposed based on a super-gravity method.
A new method for continuous recovery of fine copper …
This study proposed a green method to clean the copper slag and simultaneously recover copper resources via reduction-sulfurizing smelting and super-gravity separation at a low temperature, providing scientific guidance and application prospects for the synergistic treatment of hot copper slag with waste coke and gypsum.
Review on Comprehensive Recovery Valuable Metals …
Copper slag, a waste solid produced in the copper smelting process, is a high-quality secondary resource with huge output. ... gravity separation or magnetic separation, or combined process, it is difficult to obtain qualified cop - per concentrate. In recent years, with the development of ...
Super Gravity Metallurgy: Separation of Valuable …
This book introduces super gravity metallurgy in separation of valuable component in metallurgical slag. It collects the principle, apparatus and research for super gravity high-temperature metallurgy and the novel technology for selective crystallization and separation of various valuable components in different metallurgical slags by super …
Recovery of zinc from galvanizing dross by a method of super-gravity
A green method of super-gravity separation, which can enhance the filtration process of bismuth and copper phases, was investigated and discussed for the rapid removal of copper impurity from … Expand
Copper Recovery from Copper Slags through Flotation …
The treatment of large amounts of copper slag is an unavoidable issue resulting from the high demand for copper during the global transition to a sustainable development path. ... A green method to clean copper slag and rapidly recover copper resources via reduction-sulfurizing smelting and super-gravity separation at low temperature. Zengwu ...
Study on Green Enrichment and Separation of Copper and …
A green selective enrichment and separation technique for recovering copper and iron valuable components from Daye copper converter slag is presented, by adopting the high-temperature modifying method.
Recovery of Copper, Lead and Zinc from Copper Flash Converting Slag …
This research proposed an efficient and environmentally friendly technology for recovering valuable metals from copper flash converting slag. In a reducing atmosphere, pyrite is used as the sulfurizing agent to efficiently and selectively sulfurize and recover Cu, Pb and Zn of copper flash converting slag. Cu of copper flash converting …
Extraction and separation of copper and iron from copper smelting slag
The Fe–Cu alloy with high copper content needs further copper iron separation, which is a difficult problem to solve in the world. ... A new method for continuous recovery of fine copper droplets from copper matte smelting slag via super-gravity. Resour. Conserv. Recycl., 182 (2022) Google Scholar.
Efficient recovery of copper from copper smelting slag by …
An innovative technology for the direct reduction of copper slag was studied while smelting Cu-Fe alloy by carbon to recover the main valuable elements from the …
Innovative methodology for comprehensive and harmless …
Semantic Scholar extracted view of "Innovative methodology for comprehensive and harmless utilization of waste copper slag via selective reduction-magnetic separation process" by Zheng-qi Guo et al.
A comprehensive review on the recovery of copper values …
The beneficiation of copper slag employing gravity concentration and froth flotation, with particular emphasis on different collector systems, has been reviewed …
Efficient recovery of copper from copper smelting slag by gravity …
To address this issue, in this research, a novel process combining gravity separation with flotation was developed to efficiently recover copper from CSS. Initially, gravity separation was conducted to recover metallic copper from CSS, the results indicated that 87.7 wt% of metallic copper contained in the CSS could be effectively concentrated ...
A green method to clean copper slag and rapidly recover copper …
Semantic Scholar extracted view of "A green method to clean copper slag and rapidly recover copper resources via reduction-sulfurizing smelting and super-gravity separation at low temperature." by Zengwu Wang et al.
Enrichment and separation behaviors of impurities from stripped copper
In the copper smelting process, there will be non-metallic inclusions and trace metal impurities, which has an adverse impact on the purity of the produced copper wire. The traditional methods of removing inclusions from copper melt include settling, gas purging, slag refining treatment and filtration [8, 9].
Feasibility of Recovering Valuable and Toxic Metals from …
In this study, gravity separation and gravity settling of metals were employed to recover most metals from slag, which is a by-product of the copper …
Rapid Separation of Copper Phase and Iron-Rich Phase From …
A novel approach for quickly separating a metal copper phase and iron-rich phase from copper slag at low temperature is proposed based on a super-gravity method.
Efficient recovery of copper from copper smelting slag by gravity …
Request PDF | On Jun 1, 2024, Jianjun Sun and others published Efficient recovery of copper from copper smelting slag by gravity separation combined with flotation | Find, read and cite all the ...
Copper Slag Beneficiation Process & Equipment
The flotation method is ineffective for this part of metallic copper. The specific gravity of coarse metallic copper particles and the gangue minerals in the slag are very different. According to the specific gravity difference characteristics, gravity separation can recover coarse metallic copper particles effectively.
Characterization of Copper Slag | SpringerLink
Copper slag can be treated as a secondary resource since it usually contains a substantial amount of copper and other valuable metals. Characterization of the slags to determine the expected metal recovery is essential for the design of separation flow sheets.
Removal of the heavy metals from copper slag by using …
Regarding its process complexity and costs, gravity separation at high temperatures is one of the most effective methods to remove heavy and potentially toxic metals from the slags (Sun et al., 2015). Mixing slag with additives capable of reducing metals from oxides to sulfides or metallic forms significantly improves gravity separation.
A Review of Comprehensive Utilization of Copper Slag …
A Review of Comprehensive Utilization of Copper Slag of China Jun Hao, Zhi'he Dou, Ting'an Zhang, and Kun Wang Abstract With the development of the economy and the increasing annual output of copper, the treatment of copper slag has become a more and more critical issue.
Comprehensive review on metallurgical recycling and cleaning of copper slag
A green method to clean copper slag and rapidly recover copper resources via reduction-sulfurizing smelting and super-gravity separation at low temperature. Zengwu Wang Jintao Gao Xi Lan Zhancheng Guo
An efficient approach to utilize copper smelting slag: …
The schematic shows that nonferrous metal separation and recycling can reduce heavy metal pollution, facilitate the reduction of iron oxide in copper slag for use …
A new method for continuous recovery of fine copper …
Semantic Scholar extracted view of "A new method for continuous recovery of fine copper droplets from copper matte smelting slag via super-gravity" by Zengwu Wang et al.
High-valued and deep utilization technology of copper slag
At the same time, copper is inert in coexistence with hematite and remains metallic state, which can be separated from iron through gravity separation. Finally, …