#

Products

#

PEW Jaw Crusher

PEW series Jaw crusher features big crushing ratio, reliable operation, easy maintenance…

#

PFW Impact Crusher

Base on the plentiful experience of producing and marketing of impact crusher, GM…

#

VSI Crusher

GM VSI Series vertical shaft impact crusher is designed by reputed German expert…

#

Raymond Mill

The Raymond grinding mill was ever popular in mining, building materials, chemical…

#

Ball Mill

Ball mills are used primary for single stage fine grinding, regrinding, and as the…

#

LM Vertical Grinding Mills

According to customers’ requirements, GM success in absorbing foreign experience…

#

Mobile Cone Crusher

The Mobile Cone Crusher (plants) has excellent mobility, it can move to anywhere…

#

Mobile Impact Crusher

Putting crushing and screening process on wheels really boosts process efficiency.…

#

Mobile Jaw Crusher

Portable mobile jaw crusher is developed according to novel series stone crushing…

Characterization of copper slag for beneficiation of iron

Apr 01, 2021· Globally a large volume of copper slag is produced which can be approximated to 2.2 tons of slag generated for every ton of copper produced [].The annual worldwide production of slag is approximately 24.6 million tons in the early century [6, 7] and increasing at a rate of 11% per year [].Table 1 illustrates the magnitude of slag produced in different areas in the world and Botswana

Get Price

A Study on Reduction of Copper Smelting Slag by Carbon for

Jan 17, 2020· The copper slag is produced during manufacturing of copper that for every ton of copper production about 2.2 tons of copper slag is generated and 1.5 million tons of copper slag is generated in Korea every year [1-5]. Dumping or disposal of copper slag causes wastage of metal values and leads to environmental problems.

Get Price

Copper Slag Retainers

In order to account for these "hot spots" within the furnace vessel, SYSTEMS Spray-Cooled™ engineers have developed our patented Copper Slag Retainers. By recognizing the heat transfer rate of copper as being approximately 10X that of the surrounding carbon steel, and by transferring the heat in a direct path to the cooling water, we have

Get Price

PHYSICOCHEMICAL CHARACTERIZATION OF COPPER SLAG .

discussion of slag cleaning is only relevant to sulphide smelters [8, 9]. Two cleaning techniques are in common use in sulphide smelters, electric furnace processing under reducing conditions and slow cooling and flotation. Metals recovered include copper, gold, nickel, cobalt and PGM's [10, 11]. 3. .

Get Price

What are the uses of copper slag?

Answer: Copper slag is mainly used for surface blast-cleaning. Abrasive blasting is used to clean and shape the surface of metal, stone, concrete and other materials. Uses of Copper Slag

Get Price

Management of copper pyrometallurgical slags: giving

Some properties of a typical copper slag are shown in Table I, and it can be observed that air-cooled copper slag has a black colour and glassy appearance. The specific gravity varies with iron content, from 2.8 to 3.8. The unit weight of copper slag is somewhat higher than that of conventional aggregate. The absorption capacity of the

Get Price

Recovery of Copper from Reverberatory Copper Slag and

possible option. The copper slag contains a high content of silica and iron. The solution final pH is the most important factor affecting the removal of iron and silica from the leach solution and the overall metal recovery. Fe removal from the leaching of copper slag is done by the formation of a metal hydroxide.

Copper Smelting Slag Cleaning in an Electric Furnace by

12%· Oct 16, 2020· Copper slag cleaning using the flotation method and/or in an electric furnace is widely adopted in industrial production.[2,3,4,5] The flotation method has the advantages of low energy consumption and low copper content in the slag, but the waste liquid treatment after flotation has always been an issue.

Get Price

(PDF) An Anatomy of Furnace Refractory Erosion: Evidence

Beginning with small-scale DC-arc furnaces, it has demonstrated the application in four other areas:2–7 • The recovery of copper, nickel and cobalt from converter slags • The recovery of nickel from nickel laterite • The fuming of lead and zinc from lead blast-furnace slag (LBFS) • The removal of zinc and lead from electric-arc

12.3 Primary Copper Smelting

Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag (as copper oxide) is converted to copper sulfide.

Get Price

What is a Copper Slag? (with pictures)

Copper slag is a by-product created during the copper smelting and refining process. As refineries draw metal out of copper ore, they produce a large volume of non-metallic dust, soot, and rock. Collectively, these materials make up slag, which can be used for a surprising number of applications in the building and industrial fields.

12.3 Primary Copper Smelting

Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag (as copper oxide) is converted to copper sulfide.

Get Price

Recovery of Copper from Slow Cooled Ausmelt Furnace Slag

12%· Ausmelt furnace slag contains about 0.9% Cu (mass %). With increasing the amount of Ausmelt furnace slag, the recovery of copper from it will produce an enormous economic yield. 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.

Get Price

A STUDY ON REDUCTION OF COPPER SLAG FROM THE .

concentration of copper oxide in the slag is approx. 0,003 % mass, i.e. it is markedly lower than its fi nal level in the slag that is a product of a technological process. The ther-modynamic analysis has showed that at equilibrium, the slag PbO reduction practically begins when the copper (as Cu 2 O) level in the slag is lower than 3 % mass. In

Get Price

Copper Smelting Slag Cleaning in an Electric Furnace by

12%· Oct 16, 2020· Copper slag cleaning using the flotation method and/or in an electric furnace is widely adopted in industrial production.[2,3,4,5] The flotation method has the advantages of low energy consumption and low copper content in the slag, but the waste liquid treatment after flotation has always been an issue.

Get Price

Ferrous Slag

Jun 10, 2008· Ravindra K. Dhir OBE, Chao Qun Lye, in Sustainable Construction Materials: Copper Slag, 2017. 6.1 Introduction. Under the slag families, two broad classifications can be made— ferrous slags and non-ferrous slags, and copper slag (CS) belongs to the latter category. The former category includes iron and steel slags and has a long service record in geotechnical applications, dating back to

Get Price

MICROSTRUCTURE CHARACTERISATION OF FREEZE LININGS .

[4]. Therefore, the slag from the DB primary smelting furnace is usually cleaned in an electrical slag-cleaning furnace (SCF) in one or two stages [ 1] where copper concentration is decreased to less than 1 % (Cu). In all intensive copper smelting and slag cleaning .

Get Price

What is a Copper Slag? (with pictures)

Copper slag is a by-product created during the copper smelting and refining process. As refineries draw metal out of copper ore, they produce a large volume of non-metallic dust, soot, and rock. Collectively, these materials make up slag, which can be used for a surprising number of applications in the building and industrial fields.

Get Price

12.3 Primary Copper Smelting

Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag (as copper oxide) is converted to copper sulfide.

Get Price

Copper Recycling

Jan 01, 2014· Slag fuming is a well-established process that has been in industrial operation for more than 80 years. Slag fuming is traditionally used to vaporize zinc from zinc-containing slags, mainly lead blast furnace slag, but also is applied in a few plants for copper-smelting slag. Reduction is achieved by using pulverized coal, lump coal or natural gas.

Get Price

Efficient Recovery of Copper and Cobalt from the Matte

Aug 24, 2018· During ISA copper smelting process, ISASMELT furnace discharges a large amount of matte and slag mixture and the separation of them has an important influence on the recovery of valuable metals. This paper presented a reduction-sulfurization sedimentation process for recovering copper and cobalt from the matte–slag mixture of ISA furnace. Firstly, matte–slag mixture and traditional static

Get Price

Abrasive sand for sandblasting 1,4

A 25 KG bag of ASILIKOS = a first quality synthetic and mineral German material, excellent sand for sandblasting. Blast furnace slag, coming from the melting of copper ore, subjected to rapid cooling and subsequent selection, It is without free silica and not soluble in water. The main component of ASILIKOS is foundry waste with extraordinary sandblasting properties.

Get Price

The Effect of Bed Thickness and Cooling Time on the Rate

The electric furnace (EF) slag includes low grade copper and high ferrous [4,7]. Notably, copper grade are higher in Convertor furnace (CF) slags [19]. In addition, the slags of Reverbatory furnaces have high grade copper (1-3)% and SiO 2 [20,21]. On the other hand, slags produced by the direct

Get Price

Copper Slag

Copper slag is a by-product of copper production from copper ore. For every ton of copper produced about 2.2 ton of slag is generated. At present, across the world around 33 tonnes of slag is generated while in India three copper producers Sterlite, Birla Copper and Hindustan Copper produce around 6-6.5 tonnes of slag at different sites.

Get Price

A Study on Reduction of Copper Smelting Slag by Carbon for

Copper smelting slag is a solution of molten oxides created during the copper smelting and refining process, and about 1.5 million tons of copper slag are generated annually in Korea. The oxides in copper smelting slag include ferrous (FeO), ferric oxide (Fe2O3), silica (SiO2 from flux), alumina (AI2O3), calcia (CaO) and magnesia (MgO). The main oxides in copper slag, which are iron oxide .

Get Price

US4372542A

Disclosed are apparatus for and a method of continuously trapping slag during molten copper transfer wherein a refractory slag trap comprising baffles traps slag particles by providing areas of non-uniform flow within the molten copper melt thereby causing all constituents having a specific gravity less than that of molten copper to rise to the surface of the molten copper and form

12.3 Primary Copper Smelting

Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag (as copper oxide) is converted to copper sulfide.

Get Price

Geotechnical Properties of a Copper Slag

Transportation Research Record 941 Geotechnical Properties of a Copper Slag BRAJA M. DAS, ANTHONY J. TAROUIN, AND ANDREW D. JONES* The çotechnical properties of a copper slag are presented.The slag, produced at the Amer¡can Smelt¡ng and Refining Company (ASAROOI plant in El Paso, Texas, is a by-product of refining copper ore in oil-fi¡ed reverberatory fur.

Get Price

Improving Copper Recovery from Production Slags by

1.3 Characterisation of the slag The slag type used in copper industry is normally a fayalitic based slag [2]. After processing the slag in the submerged arc furnace the slag still contains valuable metals. A typical slag composition including the main metal contents is given in Table 1.

Get Price

Slag

Slag is drawn off the furnace just before the molten steel is poured into ladles for ingotting. Ferrous and non-ferrous smelting processes produce different slags. The smelting of copper, lead and bauxite in non-ferrous smelting, for instance, is designed to remove the iron and silica that often occurs with those ores, and separates them as

Get Price

Copper Smelting Slag Cleaning in an Electric Furnace by

Oct 16, 2020· Copper slag cleaning using the flotation method and/or in an electric furnace is widely adopted in industrial production.[2,3,4,5] The flotation method has the advantages of low energy consumption and low copper content in the slag, but the waste .

Get Price

RECOVERY OF COPPER FROM COPPER SLAG AND COPPER .

Recovery of copper from copper slag and copper slag flotation tailings 75by oxidative leaching Table 1. Chemical compositions of the copper smelter slag and the slag flotation tailings Constituent Content (wt.%) Copper Slag Slag Flotation Tailings Cu – total 0.97 0.59 Cu – oxides 0.15 0.06 Cu – sulphides 0.82 0.53 SiO 2 33.75 34.62 Al 2 O

Get Price

US3666440A

copper is recovered from copper-containing slag by putting the matte and slag in a molten state together in a slag treating furnace at a volume ration of more than 1:5, the melts in the furnace being maintained under agitation so that the slag and matte are in intimate contact so as to efficiently transfer copper from the slag to the matte.

Get Price

Copper Loss in Slag

An innovative method was devised to improve copper recovery and operational efficiency of the Cu converter slag-cleaning furnace, by utilising both carbon and fluoride values of an otherwise

Get Price

INVESTIGATION ON POSSIBLE USE OF PALM NUTSHELLS AS

A copper-slag from the water-jacket furnace, producing copper-matte, containing copper and other base metals was used for copper recovery. This slag was provided by Gecamines from the Democratic republic of Congo. Raw PKS samples were provided by artisanal palm oil producers from the Democratic Republic of Congo.

Get Price

Task 3. Value-added Uses for Copper Smelting Slag 2022

Value-added Uses for Copper Smelting Slag . Proposed by Freeport -McMoRan Background Copper smelting is a high-temperature process that separates elemental copper from copper concentrates. Smelting leaves behind "slag" from the refining process. Once it leaves the smelter, the slag is poured onto the slag stockpile and is cooled in layers.

Get Price

Top Suppliers of Copper Slag in UAE

SHARJAH ABRASIVES TRADING CO. copper slag, coal slag & garnet abrasives, steel-shots & grit, all blasting equipment & allied accessories Administration... Get Price. SHARJAH ABRASIVES TRADING CO. Sharjah, United Arab Emirates.

Get Price

Smelting reduction and kinetics analysis of magnetic iron

May 25, 2017· The copper slag used in this study was the electric furnace slag from the Yunnan copper factory; its chemical composition is shown in Table 2. Table 1 .

Get Price

Minimization of Copper Losses in Copper Smelting Slag

12%· Sep 21, 2012· During the last few decades, the pyrometallurgical processes used for cleaning copper smelting slags have been steadily optimized. The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically in the range of 0.55 wt.% and 1.3 wt.%, with most plants reporting copper losses in the .

Get Price

RECOVERY OF COPPER FROM SMELTING SLAG BY .

Pyrometallurgical production of copper generates two slags: smelting furnace slag and converter slag which contain 0.5-2% Cu and 2-8% Cu, respectively. The following three methods are generally utilized for recovering the copper from these slags on an industrial scale: (i) recycling of the converter slag to the smelting furnace,

12.3 Primary Copper Smelting

Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag (as copper oxide) is converted to copper sulfide.

Get Price
  • stone crusher supplier di surabaya
  • lica sand jaw crusher
  • commission crusher shock
  • grinding mills mining
  • top 50 mining companies in canada
  • distribution in iron ore in kenya
  • volcano gravel and injury
  • free books basics in minerals processing handbook
  • fine gold panning machine
  • granite crusher meeting
  • loans for investors miningpany
  • mechanism stone crusher
  • palm jaggery powder making machine with single hp motor
  • zenith crushers italy
  • barite processing scribd