copper recovery from metallurgy slag

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Improving Copper Recovery from Production Slags by ,

Improving Copper Recovery from Production Slags by Advances Stirring Methods Proceedings of EMC 2011 3 treated in the existing copper extraction route or separately in a subsequent reactor the slag phase can be used as construction material for example 12 Conventional pyrometallurgical copper slag route...

EFFICIENCY OF COPPER RECOVERY FROM A SLAG IN THE LARGE ,

Efficiency of Copper Recovery from a Slag in the Large Electric Furnace Figure 4 Calculated copper content in a slag versus time based on simple gravitational settling and gravitational coalescence model The gravitational coalescence model did not show significant removal of metallic copper...

Recovery of Copper from Reverberatory Copper Slag and ,

03-02-2021 0183 32 1 settling the molten slag to recover entrained matte and copper, 2 smelting the slag with a suitable reductant to recover a copper-iron alloy or a low-grade matte 3 beneficiation of slags by magnetic separation, and 4 ,...

Copper Recovery Through Smelter Slag Flotation in Atacama ,

Results showed an improvement in metallurgical parameters on the second campaign including improvements in processing capacity, concentrate copper grade, and metallurgical recovery From the industrial copper slag flotation campaigns, it was concluded that it is possible to obtain a commercial-quality copper concentrate, suitable for further processing in a copper smelter...

copper recovery from slag in Vietnam

Extractive Metallurgy of Copper 8 Batch Converting of Copper Matte 9 Bath Smelting and Converting 10 Direct-to-Copper Flash Smelting 11 Copper Loss and Recovery from Slag 12 Capture and Fixation of Sulfur 13 Fire Refining and Anode Casting 14 ,...

metallurgy slag recover metal

Recovery of cobalt, nickel, and copper from slags, using , Mintek has been working on the recovery of cobalt, and the associated valuable metals, from slags, since 1988, using DC-arc furnace technology to effect selective carbothermic reduction of the oxides of cobalt, nickel, copper, and zinc, where present , while retaining the maximum possible quantity of iron as ,...

Recovery of Copper from Slow Cooled Ausmelt Furnace Slag ,

The recovery of copper by floatation from slow cooled Ausmelt furnace slag was studied in this paper The phases and composition of the slow cooled slag were analyzed The factors which affected the copper recovery efficiency such as grinding fineness, pH value of flotation medium, different collectors and floating process were investigated...

CHARACTERISATION OF COPPER SLAG IN VIEW OF

Characterization of copper slag in the view of copper beneficiation _, in Proceeding of Coppr metallurgy, Krakow, 2011 4 X Wang, G Daneel, N D Hoker, S V Padilla Tinoco, T Van Gerven and B Blanpain, Characterization of copper slag in view of copper recovery _, submitted to the Journal of...

RECOVERY OF IRON FROM COPPER FLASH SMELTING SLAGS

decreasing copper to a lower content in the final metal phase However, the copper content in the final slag decreases to a minimum value of 006 and the iron decreases from 2853 to 711 with the increasing of coke addition sug-gesting that is possible recover most of the copper content in the slag in the metal phase...

Environmental and Socioeconomic Impact of Copper Slag ,

03-12-2021 0183 32 Copper slag is generated when copper and nickel ores are recovered from their parent ores using a pyrometallurgical process, and these ores usually contain other elements which include iron, cobalt, silica, and alumina Slag is a major problem in the metallurgical industries as it is dumped into heaps which have accumulated into millions of tons over the years...

RECOVERY OF COPPER FROM COPPER SLAG AND COPPER SLAG ,

RECOVERY OF COPPER FROM COPPER SLAG AND COPPER SLAG FLOTATION TAILINGS BY OXIDATIVE LEACHING Daniela M UROSEVIC , Mile D DIMITRIJEVIC , Zoran D JANKOVIC , Dejan V ANTIC Mining and Metallurgical Institute, Zeleni Bulevar 35, 19210 Bor, Serbia University of Belgrade, Technical Faculty at Bor, PO Box 50, ....

Extractive Metallurgy of Copper

108 Electric Furnace Cu-from-Slag Recovery 186 1081 Glogo 180 w 187 1082 Olympic Dam 187 109 Cu-in-Slag Limitation of Direct-to-Copper Smelting 187 1010 Direct-to-Copper Impurities 187 1011 Summary 188 References 189 Suggested Reading 189 11 Copper Loss in Slag 191 111 Copper in Slags 191 112 Decreasing Copper in Slag I ....

Heavy Metal Recovery from Slags of Copper Production via ,

4 Slag cleaning by using additives The copper recovery from slag during smelting is generally related to the settling be-haviour of the matte The settling velocity mainly depends on the size of the particl Metallic/matte droplets with a big diameter settle very fast, smaller particles settle much slower to the ground of the bath...

Copper Recovery Through Smelter Slag Flotation in Atacama ,

copper grade of 16,11 and copper recovery of 69,90 was achieved The copper grade on tailings was only 0,2 Another aspect that can affect both the milling and flotation of CS is the cooling behavior of the slag Several researchers have reported that slow cooling of the slag can lead to an improvement in copper recovery because of the ....

Recovery of metal values from copper slag and reuse of ,

Carbothermal reduction at elevated temperature near 1440 176 C helped recover a majority of the metal values eg, Fe, Cu and Mo into the iron-rich alloy product which can be a feed material for steel making On the other hand, the non-metallic residue, the secondary slag, can be used in the glass and ceramic industri...

Review of Copper Recovery Methods From Metallurgical Waste ,

Recovery of copper from metallurgical waste is a trend that is being followed from beginning of industrial age and has many developments over a large time frame Out of all the copper used in existing process, 2 million tons of copper is utilized with recycling of copper waste...

Review of Copper Recovery Methods From Metallurgical Waste

18-01-2018 0183 32 Sulfides of copper are then easily converted to soluble copper sulfate with roasting at 600 o C Ziyadanogullari used this method to treat copper slag containing 24 copper By sulfurization in closed system with 140 o C for 1 hour and then heating and roasting with 600 o C for 360 minutes gives better result for recovery of copper up to 992...

Mineralogy of slags a key approach for our understanding ,

This chapter aims to give an overview of how copper slag mineralogy is investigated and the type of information it yields in order to help our understanding of past metallurgies and societi 1 Introduction 11 A short history of copper metallurgy Copper and its alloys were among the earliest valuable and strategic metals used by...

Copper Smelting Slag Recovery

Indium/Cadmium Recovery Copper Smelting Slag Copper smelting slag is produced from copper pyrometallurgy both smelting and converting stages , usually grading at 03-3 The slag may also contains lead zinc minerals like galena, sphalerite Copper mainly dwells in the slag in the form of bornite, chalcocite, chalcopyrite, and metallic ....

Recovery of metal values from copper slag and reuse of ,

Copper slag was characterized and processed The pyro-metallurgical processing prospects to generate utilizable materials were arrived at through rigorous thermodynamic analysis Carbothermal reduction at elevated temperature near 1440 176 C helped recover a majority of the metal values eg, Fe, Cu and Mo into the iron-rich alloy product which can be a feed material ,...

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

Copper sulphide and copper metal with its inherent cobalt content , because of their higher densities and immiscibility with the slag, settle from the molten slag into the metal bath Improving recoveries via this mechanism would involve decreasing the viscosity of the slag by increased temperature or flux additions , and / or increasing the settling time to allow smaller droplets to fall...

The use of macadamia nutshells in the recovery of metals ,

Keywords Copper slag, macadamia nut shells, reduction 1 Introduction Slag today is considered as a source of a number of metals that are present in it and can be recovered using a number of techniques 1 The recovery of copper from copper slag produced from different...

THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY COPPER ,

05-04-2015 0183 32 The dependence of the degree of copper recovery by flotation from the cooling rate is shown in Figure 2 Based on these dependencies shown in Figure 2, it can be concluded that the slow cooling achieve higher copper recovery For cooling off period of 24 hours, the level of copper recovery is 86 After prolonged cooling to 48 hours, copper...

Recovery of metal values from copper slags by flotation ,

01-02-2007 0183 32 The recovery of copper and cobalt from ancient copper slags from the Küre region of Turkey was investigated A fayalitic-type of ancient copper slag containing 124 Cu, 053 Co and 5316 Fe were subjected to an experimental study Two different routes were followed to recover the metal valu...

Copper Recovery Methods From Metallurgical Waste

REVIEW OF COPPER RECOVERY METHODS FROM METALLURGICAL WASTE Apurva Patel, Prof Nimish Shah Abstract Copper is one of the most used metals in recent developments and demand of this red metal is increasing with passing of each day Production of copper is 12 million tons per year and copper reserves are expected to run for 25 years with the estimated ,...