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copper slag 2 furnace slag 2 copper

slag processing Kayasand

Non ferrous Slag By products from nickel and copper smelting can be used as aggregate for construction or as abrasive blasting media Use of slag in Europe 2 SLAG PROCESSING To some extent crushing and classification of various types of slag follows standard rock processing practice with large pieces being nbsp …

Download PDF De Gruyter

13 Oct 2017 copper production process in the flash furnace of the Outtokumpuja Company in HM Głogów 2 after the copper removal performed according the new technology Sample S3 In practice all tested slags satisfy the allowance criteria of storing on the dumping grounds of wastes other than hazardous and nbsp …

use of copper slag as fine aggregate a case study IJIERT

fuel ash blast furnace slag and silica fume as partial replacements for Portland cement Such properties of copper slag are given in Table 2 amp 3 respectively Table 2 Physical properties of copper slag Source Synco Industries Limited Jodhpur S No Physical properties Copper slag 1 Particle shape Irregular 2 …

Utilisation of copper slag for cement manufacture Article on the

1 May 2007 Table 1 Chemical composition of raw materials The bond indices for copper slag granulated blast furnace slag and clinker and moduli values of granulated blast furnace slag and copper slag were determined and the results are presented in Table 2 and 3 respectively …

a study on reduction of copper slag from the flash furnace with the

29 Dec 2013 Slag that is generated in a flash smelting furnace during Polish copper concentrate processing shows a high copper fraction of 12 – 16 mass The material also contains lead 2 – 4 mass iron 4 – 8 mass CaO MgO SiO2 and Al2O3 Its processing is conducted in the electric furnace and main nbsp …

Ground Granulated Blast Furnace the Texas Department of

Ground Granulated Blast Furnace GGBF Slag Used in Concrete in TxDOT 39 s El Paso District Case Study 2 Spent Blast Media Boiler Slag Used in Hot Mix Copper Slag 1993 340 3063 El Paso Discontinued because of environmental concerns The discontinuation has nothing to do with the materials workability or nbsp …

The Behaviour of Concrete by Partial Semantic Scholar

2 M E Scholar Department of Civil Engineering SVP Engineering College Andhra Pradesh India Abstract The replacement of natural resources in the manufacture of cement and sand is the present issue in the present construction scenario Copper slag and Ground Granulated Blast furnace Slag GGBS are …

CHARACTERIZATION OF FAYALITE FROM COPPER SLAGS

12 Jun 2010 2 Institute of Catalysis Bulgarian Academy of Sciences Acad G Bonchev St Bldg 11 Sofia 1113 Bulgaria ABSTRACT The aim of the present study was to characterize the fayalite crystal phases in two types of copper slag – flash smelting furnace slag FS and converter CS slag given their possible nbsp …

chapter 2 literature review Shodhganga

strength concrete HSC made with copper slag as a fine aggregate at constant workability and studied the effect of super plasticizer addition on the properties of HSC made with copper slag Two series of concrete mixtures were prepared with different proportions of copper slag The first series consisted of six concrete nbsp …

Slag Wikipedia

In nature iron copper lead nickel and other metals are found in impure states called ores often oxidized and mixed in with silicates of other metals During smelting when the ore is exposed to high temperatures these impurities are separated from the molten metal and can be removed Slag is the collection of compounds nbsp …

銅スラグのクリーニングと鉄源回収

pyro hydrometallurgical route A flow diagram of the process is shown in Fig 2 The fayalite slag containing about 0 8 mass copper and 0 4 mass cobalt is reduced with coke graphite in a DC arc furnace to yield a liquid alloy rich in iron and containing about 3 8 mass copper 3 3 mass cobalt and 2 1 mass sulfur …

Smelting reduction and kinetics analysis of magnetic iron in copper

25 May 2017 The XRD patterns of the copper slag that was reduced using waste oil at 1175 °C for different reduction times are shown in Fig 4 Magnetic iron Fe3O4 the main phase in electric furnace slag was transformed into fayalite Fe2SiO4 and a silicate solid solution which included calcium magnesium oxide …

Improving Copper Recovery from Production Slags by Advanced

This paper highlights possibilities of intensive pyrometallurgical slag cleaning processes Traditional slag cleaning processes in submerged arc furnaces are based on gravitational settling The copper matte droplet settling is described by the Stokes equation under laminar flow conditions 1 η ρ ρ g r V s d 9 2 2 …

physicochemical characterization of copper slag and CiteSeerX

industry 2 The average composition of primary copper slag corresponds to 30–40 iron 35 40 silica less than 10 of alumina and calcium oxide 2 Markets and commercialization The marketing of slag is seen increasingly by industries employing smelting furnaces to produce metal as an integral part of the scope nbsp …

the effect of cooling rate of slag from primary copper production in

Technological procedure of slow cooling slag from primary copper production is applied in the purpose of copper recovery in furnace slag 1 16 90 0 57 40 65 33 07 3 66 5 11 2 03 reverberatory furnace slag 2 9 12 0 62 40 98 32 7 3 95 4 94 2 1 quartz 0 13 100 00 copper 0 27 100 0 0 cast iron 3 58 100 0 0 total …

Environmental characteristics of mineral waste from metallurgy

4 5 2 Effect of the pH and sample preparation on slag leaching Primary and secondary phases in copper cobalt smelting slags from the Copperbelt Province Zambia Mineralogical Magazine 74 581 600 II Vítková M Ettler V For the purpose of this study the term slag is used to denote smelter furnace slag and …

Recovery of Copper from Reverberatory Copper Slag and SAIMM

Slags are waste minerals produced during furnace smelting of minerals The contained manufacturing Copper slag is a form of olivine a magnesium iron and silicate mineral with the formula Mg 2 Fe 2 2SiO4 The production of nano silica from the dissolution of olivine is an economic option when compared with the nbsp …

a brief review on blast furnace slag and copper slag as fine

A brief review on blast furnace slag and copper slag as fine aggregate in mortar and concrete Table 2 Effect of GBFS sand on the density of mortar and concrete Reference GBFS content Size mm Decreased density 0 100 0 125 4 25 100 0 045 4 Binici et al 12 5 10 and 15 lt 5 Mosavinezhad and nbsp …

Minimization of Copper Losses in Copper Smelting Slag During

All experiments were carried out under conditions where three phases were present copper–matte–slag which is the condition typically prevailing in many slag cleaning electric furnaces The Fe in the electric furnace matte was varied between 0 5 wt and 11 wt and two different Fe SiO2 ratios in the slag were used nbsp …

Removal of copper zinc and cadmium ions through adsorption on

Water quenched blast furnace slag WBFS has been assessed regarding its capacity to remove Cu2 Cd2 and Zn2 from aqueous solutions The physicochemical properties of the slag were characterized by ICP SEM and XRD Batch experiments were conducted to study the effects of the adsorbent dosage pH initial nbsp …

experimental investigation on copper slag as fine aggregate IRJET

Slag GGBS is done at JSW CEMENTS LIMITED and it is a part of O P JINDAL GROUP GGBS is available in JSW CEMENT LIMITED Vidyanagar Bellary Karnataka 2 LITERATURE REVIEW 1 This experiment is done by using Ground Granulated Blast furnace Slag and Red Mud in the geo polymerization process …

Recovery of copper from smelting slag by sulphation roasting

7 Jul 2015 Likewise studies on various non ferrous slags has almost tripled since the early 1990s Piatak et al 2015 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 nbsp …

Economic and environmentally beneficial treatment of slags Mintek

has been developed and implemented industrially for recovering cobalt from copper smelting slag in a DC arc furnace The relatively non leachable behaviour of Ni flash furnace slag 0–6 0–2 5 0 1–0 6 0 2 36–45 2 5–8 0 3–4 0 2–1 3 27–40 Table II Typical analysis mass of some common types of slag nbsp …

experimental study on properties of concrete using ground

Rasayan J Chem 10 2 600 605 2017 http dx doi org 10 7324 RJC 2017 1021677 EXPERIMENTAL STUDY ON PROPERTIES OF CONCRETE USING GROUND GRANULATED BLAST FURNACE SLAG AND COPPER SLAG AS A PARTIAL REPLACEMENT FOR CEMENT AND FINE AGGREGATE Divya Krishnan nbsp …

Performance Study of Concrete using GGBS amp Copper Slag as a

Blast furnaces are nourished with precise mixture of iron ore coke also limestone furnace two yields are formed molten iron and molten slag shown in fig 1 2 in concrete To conclude the strength of concrete when copper slag is blended with GGBS for mix proportion M30 grade concrete As per IS 10262 2009 II …

Application of copper slag in geomagnetic archaeointensity research

8 Aug 2008 The slag was usually taken from the furnace and crushed see Figure 4b to extract the copper prills Sometimes they were remelted to further extract copper The furnace slag procedure was developed in the Chalcolithic ca 4500–3600 BCE and was common until the Early Bronze Age II ca 3000–2000 nbsp …

Alkali Activation of Copper Mine Tailings and Low Calcium Flash

This paper studies alkali activation of copper mine tailings MT and low calcium flash furnace copper smelter slag SG two major types of wastes from the mining industry The effect of SG content curing temperature and curing time on the unconfined compressive strength UCS of the MT SG based geopolymer is nbsp …

Bekagrit iron silicate copper slag grit Products Sibelco Europe

iron silicate copper slag grit Bekagrit is a blast cleaning grit made of granulated slag from metal melting processes also called iIron silicate Bekagrit copper slag abrasive is suitable for blast cleaning of steel and stone concrete surfaces removal of mill scale rust old paint dirt etc Suitable for SA 3 SA 2½ and SA 2 …

Investigating the potential for incorporating tin slag in road pavements

Types of Pavements 11 2 3 General Overview on the Use of Slag in Road Construction 12 2 4 Blastfurnace Slag 14 2 4 1 Slag Production 14 2 4 2 Slag 2 5 4 Problems That Arise from the Use of Slag in Road Construction 28 2 6 Copper Slag and Nickel Slag 29 2 6 1 Slag Production 29 2 6 2 Slag Properties 30 …

Recovery of cobalt nickel and copper from slags using DC arc

On the 200 kVA furnace an alloy of Co 2 Cu 15 Fe 44 Ni 22 and S 10 was produced At this level of reduction 91 of the iron was retained in the slag phase while only 50 of the cobalt 63 of the copper and 83 of the nickel were recovered to the alloy It was found that injection of pulverized coal greatly nbsp …

Modelling and simulation of a copper slag cleaning IOPscience

Single SAF furnaces generally produce 700 000 tons of slag per year which represent a considerable economic recovery potential of the valuable copper material 2 Numerical scheme The numerical investigations of the EM copper slag cleaning process include multiphase modelling in which the conducting slag is the nbsp …

Iron Recovery from Discarded Copper Slag in a RHF Direct MDPI

3 Nov 2016 Iron Recovery from Discarded Copper Slag in a RHF Direct Reduction and Subsequent Grinding Magnetic Separation Process Zhicheng Cao 1 2 three layers approximately 42 mm of carbon bearing pellets this was the basis on which the pilot tests in a rotary hearth furnace RHF were conducted …

Scope for reuse of copper slag in concrete a review PDF

20 Sep 2017 The slag structure is stabilized with the addition of lime and alumina The molten slag is discharged from the furnace at 1000 1300ºC When liquid is cooled 2 O 3 concentration is in the order of 0 22 to 5 Table 2 Chemical composition of copper slag composition Sl No Chemical Compounds …

Study on the Effect of Copper Slag Admixtures to Properties and

The composition of a specific slag depends on the type of furnace the metallurgical process producing it and the composition of the extracted ore In general the percentages of the main oxides of copper slag can be varied in the ranges as follows Fezoa 35 60 SiOz 25 40 CaO 2 10 Alzoj 3 15 CuO nbsp …

An experimental of strength properties of concrete admixed with

of slurry mixed with fly ash and slurry mixed with copper slag before the initial setting Copper nickel blast furnace slag can react with Ca OH 2 The reaction can produce hydration product which is similar with cement hydration The reaction of Copper nickel blast furnace slag and Ca OH 2 is earlier and faster than the nbsp …

occurrence and speciation of copper in slags obtained doiSerbia

copper in various types of slags flash smelting furnace slag electric furnace slag and converter slag resulting from smelting converting operations with the goal to provide valuable information for the copper smelter management and for developing new methods to reduce copper losses 2 Materials and methods …

Subramanya Prasad Google Scholar Citations

Feasibility of copper Slag – Fly ash soil mix as a road construction material Imperial Smelting Furnace Zinc Slag as a structural fill in reinforced soil structures 2 2009 Copper slag as an alternative material for road construction VG Havanagi AK Sinha PS Prasad K Sitaram S Mathur 24th international conference on nbsp …

Sustainable use of industrial waste as partial replacement of fine

This paper reviewed some of these industrial wastes like waste foundry sand steel slag copper slag imperial smelting furnace slag ISF slag blast furnace slag the concrete with partial substitution of fine aggregate by steel slag shows preferred imperviousness to hydrochloric acid HCl than sulphuric acid H2SO4 …

Nonferrous Slags Material Description User Guidelines for Waste

Copper and nickel slags are produced by 1 roasting in which sulfur in the ore is eliminated as sulfur dioxide SO2 2 smelting in which the roasted product is melted in a siliceous flux Copper slag that is derived by smelting of copper concentrates in a reverberatory furnace is referred to as reverberatory copper slag …

 

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