copper flotation from converter slags

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 most important indicator, ranged from 0.26 to 0.39 percent.

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(PDF) Steel Slag and Waste Management – ResearchGateResearchGateRole of Slag in Converter Steelmaking – IspatGuruispatguruAggregate from waste steel slag: quality protocol – GOV.UKgov.ukSteel Slag Aggregate Quality Protocol – GOV.UKassets.publishing.service.gov.ukSteel Mill Slag At Your Construction Site? | GeoEngineersgeoengineers根据热度为您推荐•反馈

Flotation of copper from converter slags | Semantic Scholar

Flotation of copper from converter slags @inproceedings{Rao1992FlotationOC, title={Flotation of copper from converter slags}, author={G. V. Rao and B. D. Nayak}, year={1992} } G. V. Rao, B. D. Nayak; Published 1992; Materials Science; No Paper Link Available. Save to Library Save. Create Alert Alert. Cite. Share This Paper.

copper flotation from converter slags

2022-4-2 · [randpic]How to Recover Copper from Slag by Flotation2021-2-3 Flotation of Copper From Slow-Cooled Converter Slags. The results of flotation tests on slags cooled in air and in the induction furnace are shown in table 2-3. Examination of the data in

Copper Flotation From Converter Slags

2-Recovery of Copper and Cobalt from Converter Slag with a. Key words: Converter slag, flotation, copper, cobalt, sulphurization. 1. Introduction Copper slag is produced in large amounts in seven copper smelter plants in Chile, and it is estimated that around 4 million tons of slag are disposed every year and another 40 to 45 million tons are historically cumulated [1].

copper flotation from converter slags

Ebook Recovery of Copper From Converter Slags by Flotation Copper smelting slags in the Bardeskan district with work index of kwhst were grinded for 65 minutes to reach an acceptable degree of freedom for the flotation tests with particle size of 80 smaller …

Recovery of Copper and Cobalt from Converter Slag with a

2018-8-30 · As seen in Fig. 1, the best flotation yield was at pH. 11.0. For flotation, 100 g of the ore sample was fed and. 28.56 g of converter slag was floated. The flotation. yields of

Enhancing the flotation recovery of copper minerals in

2020-1-1 · Namibia Custom Smelters (NCS) process a range of copper concentrates in their three furnaces, namely; top submerged lance, copper converter and reverberatory furnaces, in order to produce mattes and fayalitic slags. The copper content of the slags range between 0.8 to 5 wt. % and this is considered too high for disposal to the environment.

Ferric leaching of copper slag flotation tailings

2009-1-1 · The obtained Cu-concentrate is sent to the pyrometallurgical process. If grinding is not fine enough for efficient flotation, copper is lost in tailings. In this paper, the ferric leaching of slag flotation tailings is studied. Copper extractions of 66% are achieved by ferric leaching, and Cu content in tailings is reduced from 0.78% to 0.24%.

2-Recovery of Copper and Cobalt from Converter Slag

2018-8-20 · 3.1 Effect of pH on the Flotation of Converter Slag Converter slag sample was floated at different pHs and the results are given in Fig. 1 [21]. This study was carried out under the conditions indicated in Table 2. As seen in Fig. 1, the best flotation yield was at pH 11.0. For flotation, 100 g of the ore sample was fed and

The Recovery of Copper from Smelting Slag by Flotation

2017-2-8 · Consequently, flotation was attempted to recycle Cu in slag containing copper sulphide components. Three key factors affecting flotation were ascertained, namely, grinding fineness, the collector and the pH value, while the recovery of Cu estimated by ICP and XRF. Copper concentrate grading at 14.47 with 79.66% Cu recovery was obtained, in the …

copper flotation from converter slags – Robtic

US4022686A Flotation process for copper ores and copper. A flotation process in which copper ores or copper converter slags are ground and firstly have added thereto benzotriazole or alkyl benzotriazole as an activator and secondly one or more collectors selected from the group consisting of xanthates dithiophosphates thiocarbamate esters dithiocarbamates mercaptans

copper flotation from converter ore slags

How to Recover Copper from Slag by Flotation. Flotation of Copper From SlowCooled Converter Slags The results of flotation tests on slags cooled in air and in the induction furnace are shown in table 23 Examination of the data indicates that a relatively fine grind is required to liberate the entrained metallic particles A 30minute grind resulted in 98 percent of the pulp passing 200 mesh

copper flotation from converter slags

Enhancing the flotation recovery of copper minerals in. This observation is consistent with what was reported in the work of Wang et al. (2011) that copper content of converter slags are generally higher than that of other smelter slags due to overoxidation and turbulence in the converting process which encourages entrapment of metal droplets in the slag.

copper flotation from converter slags

The commercial ized flotation process of copper smelter slags is applied to the converter slag which contains mainly Cu2S and metallic copper. The process of the present invention . 4,022,686 5 . 4,022,686 45 copper. 4,022,686 10 10 .

Copper Flotation From Converter Slags

Home Copper Flotation From Converter Slags. PEW series Jaw crusher features big crushing ratio, reliable operation, easy maintenance and low operating cost. It is the

Copper Flotation From Converter Slags

Recovery Of Copper From Copper Slag And 2014-9-8 · Fig. 4. Copper extractions from the copper smelter slag and the copper smelter slag flotation tailings as a function of time at different initial ferric iron concentrations By comparing Figure 2 and 4, it can be seen that both the copper extractions and the copper dissolution curves were similar in sulphuric acid alone and in the

Recovery of Copper and Cobalt from Converter

2018-8-30 · As seen in Fig. 1, the best flotation yield was at pH. 11.0. For flotation, 100 g of the ore sample was fed and. 28.56 g of converter slag was floated. The flotation. yields of Cu and Co were …

(PDF) Recovery of metal values from copper

2007-2-1 · At the present time actually all plants changed over to autogenous melting of copper-containing concentrates use the flotation of converter slags (CS) dropping in tails about 0.55-0.90 % Cu; it is …

Copper Flotation From Converter Slags

Recovery of copper cobalt and zinc from copper smelter . A study on the recovery of copper cobalt and zinc from copper smelter and converter slags by roasting with sulfuric acid has been conducted Acid roasting of slags followed by hot water leaching was carried out to bring the metal values into solution . Get Price

Extraction and separation of copper and iron from copper

2022-7-18 · After cooling by the slag conveyor, the copper concentrate containing 29.44% copper and 30.39% iron and the iron concentrate containing 46.93% iron and 0.4% copper are obtained by the combined process of magnetic separation and flotation. The process flow is shown in Fig. 3 (Zhou et al., 2014). Another typical case is Finland’s heganoda …