Background

copper slag flotation process description

CN201793686U - Molten copper slag comprehensive ...

The utility model relates to a molten copper slag comprehensive utilization system, which has the characteristics of high extraction rate, low cost, energy conservation and the like. In the comprehensive utilization system, the feed end of a copper extraction furnace is connected with molten hot copper slag; the copper extraction furnace is also provided with a spray gun, of which the tail end ...

The pH-dependent leaching behavior of slags from various ...

The leaching behaviors of primary copper (Cu) slags originating from Ausmelt, reverbatory, and converter furnaces operating under a single technological process were compared to a residual slag tailing obtained by slag re-processing via flotation and metal recovery. The EN 12457-2 leaching test, used for assessment of the hazardous properties ...

(PDF) Microscopy Analysis of Copper Slag and Its ...

Flotation test showed that the recovery rate of copper depends on portion of fine grinding, because the higher the portion of fine grinding the higher the liberation rate of copper bearing particles.Figure 1 .1Results of X-ray diffraction analysis of smelter slag sample As it can be seen, the slag sample shows the presence of two dominant ...

12.3 Primary Copper Smelting

12.3.2 Process Description2-4 Mining produces ores with less than 1 percent copper. Concentration is accomplished at the mine sites by crushing, grinding, and flotation purification, resulting in ore with 15 to 35 percent copper. A continuous process called floatation, …

WASTEFREE TECHNOLOGY FOR PROCESSING SMELTER SLAG …

Key words: wastefree technology, smelter slag, copper, flotation, leaching, magnetic concentration. 1. Introduction The process of copper production is not considered to be clean, because during this process various kinds of waste materials, such as: overburden …

PYROMETALLURGICAL PROCESS FOR PRODUCING METALLIC COPPER ...

6. A process in accordance with claim 5, wherein the slag is reduced to finely divided condition as a flotation feed and is treated by flotation for recovery of a copper concentrate. 7. A process in accordance with claim 6, wherein the copper concentrate from the slag is …

Copper Ore Processing Plant,Equipment For Sale | …

Flotation process are widely used for copper extraction. The ore pulp slurry is pumped to flotation cells for extracting. The flotation cells are divided into several parts: roughing, concentration and scavenging (the exact numbers of stages for each part should be decided by test work to reach the best recovery), and with the use of frothing ...

Process Description and Abbreviated History of Anglo ...

Process Description and Abbreviated History of Anglo Platinum's Waterval Smelter ... Copper smelters produce large amounts of copper slag or copper flotation waste and the dumping of these ...

Recovery of cobalt, nickel, and copper from slags, using ...

Nickel-copper converter slag 'A'- 100 kVA and 200 kVA. Using converter slag from a nickel-copper plant, tests were carried out, in 1990, on a 100 kVA furnace (operated at 30 kW) and on a 200 kVA furnace (operated at 85 kW), at low additions of reductant (in order to minimize the reduction of iron).

Research of Laws Pyrite-Bearing Slag Flotation of Copper ...

Flotation of copper slag in a closed water concentrator is not described in the literature, but is of considerable practical interest. Involvement in the flotation process is not involved in the maelstrom of process water has environmental and economic importance. The water deficit conditions in ore-

Recovery of metal values from copper slags by flotation ...

For an air-cooled slag at optimized conditions, 72% of copper was recovered in one stage flotation and a 12.6% copper concentrate was achieved. The best recovery efficiency was obtained when 30 g ...

Mineralogical and morphological factors affecting the ...

Separating copper and arsenic has always been a major problem in the copper slag flotation process, which influences copper slag utilization and the environmental safety. A comparative study of flash smelting furnace (FSF) slag and its flotation products (concentrate and tailing) reveals the factors affecting the separation of copper and arsenic in the beneficiation process from the ...

Industrial Tests to Modify Molten Copper Slag for ...

In this article, to improve the recovery of copper from copper slag by flotation process, industrial tests of the modification process involving addition of a composite additive into molten copper slag were conducted, and the modified slag was subjected to the flotation process to confirm the modification effect. The phase evolution of the slag in the modification process was revealed by ...

US4022686A - Flotation process for copper ores and …

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 and dixanthogens and further, if desired, a promoter such as kerosene, light oil ...

Recovering Moly from Copper Oxide and Sulfide - Froth ...

The copper recovery is by standard flotation reagents identified in the description of the copper mineral flotation. The naturally float molybdenum with copper but can be congested in the foam by the mineralization of copper and molybdenum collector use (such as diesel oil, kerosene, refined oils, pine oil or xanthate ester) improves its buoyancy.

Slag Processing Plant Details

copper slag processing plant. feb 17, 2013 · gulin machine in copper ore processing plant, copper slag flotation plant. gulin provide the copper slag flotation plant solution case for you . Read more

Slag flotation sections

Slag flotation sections Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Slag flotation sections, quarry, aggregate, and different kinds of minerals.

PAPER OPEN ACCESS Research on the Process of Sulphatizing ...

smelting. Such slag contains 0.5-2% Cu [2]. To extract copper from slag wastes, froth flotation method is frequently used [3, 4] due to its relatively low cost. Flotation process also forms tailings with higher contents of zinc and copper than in natural ores. In Russia only JSC "SUMZ" (Sredneuralsk Copper Smelter) has accumulated several ...

Flotation of copper sulphide from copper smelter slag ...

However, among the various processing method, physical separation by froth flotation is widely applied and some researchers considered flotation as an effective method to recover copper from slag. Understanding the slag mineralogy and associations of copper in the flotation feed is crucial to optimise operations.

COMPARATIVE RESULTS OF COPPER FLOTATION FROM …

Smelter slag is obtained in the process of metallurgical converting of copper concentrate in the Smel-ter Plant in Bor, Serbia. Today, the reserves of this material are evaluated at about more of a year, with the average copper content of 0.6-0.9%. Production of copper concentrate by flotation of …

12.9 Secondary Copper Smelting

used when slag contains greater than 10 percent copper. The slag is slowly cooled such that large, relatively pure crystals are formed and recovered. The remaining slag is cooled, ground, and combined with water and chemicals that facilitate flotation. Compressed air and the flotation chemicals separate the ground slag into various fractions of ...

Mineralogical and morphological factors affecting the ...

Separating copper and arsenic has always been a major problem in the copper slag flotation process, which influences copper slag utilization and the environmental safety. A comparative study of flash smelting furnace (FSF) slag and its flotation products (concentrate and tailing) reveals the factors …

Copper Recovery Through Smelter Slag Flotation in Atacama ...

Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization of the copper slag, along with preliminary flotation tests. This article focuses on industrial flotation, which consisted of two oneyear campaigns (2016 and 2017).

Plant-wide optimization of a copper smelter: how to do it ...

Copper smelter description . ... flotation as slag concentrate, which is then circulatedre to the FSFas part of the feed mixture. The slag at the end of copper blow and athe fter the oxidation step in AF are circulated directly to an ... copper-in-slag content in the PSC. Feed rate affects the overall schedule and overall production rate.

RECOVERY OF COPPER FROM COPPER SLAG AND COPPER …

Abstract: Copper smelter slag and copper smelter slag flotation tailings were leached using sulphuric acid solutions, without or with the addition of either ferric sulphate or hydrogen peroxide. Copper extraction from the slag was typically found to be twice as high as that from the slag flotation tailings.

THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY …

Mihajlović - The effect of cooling rate of slag from primary copper production … 129 In Table 1 an overview is given of copper content in flotation tailings in smelters which process slag by flotation. Table 1. Copper content in flotation tailings in different smelters Smelter %Cu Almalykskii, Russia 0,27 Garfield, USA 0,48 Guixi, China 0,50

The Recovery of Copper from Smelting Slag by Flotation …

Compared with the direct flotation of raw slag, the recovery of nickel and copper from top-blowing slag increased by 23.03% and 14.63%, respectively. The recoveries of nickel and copper from ...

Process Description and Abbreviated History of Anglo ...

source. Slag-cleaning-furnace matte is granulated for processing by the ACP, while slag is granulated and processed in the slag mill. The slag mill and flotation circuit treats granulated slag from the electric furnaces and slag-cleaning furnace to recover entrained …

Copper Flotation - Mineral Processing & Metallurgy

Copper Flotation Process Summary. The flowsheet in this study illustrates the modern approach to porphyry copper treatment throughout the industry. Each plant will through necessity have somewhat different arrangements or methods for accomplishing the same thing and reliable ore test data are used in most every case to plan the flowsheet and ...

Extractive Metallurgy of Copper - ХТМУ

3.4 Froth Flotation 3.5 3.6 Flotation Cells 3.7 Sensors. Operation and Control ... Process Description Operation Control Impurity Distribution Teniente Future Discussion Summary ... Decreasing Copper in Slag I: Minimizing Slag Generation Decreasing Copper in Slag 11: Minimizing Cu Concentration