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The Copper Flash CC Smelting Process :: Total Materia Article

Copper flash smelting is a relatively new process which has been in operation since the 70’s and is a pyrometallurgical process used in conjunction with copper sulphide concentrates. The main key facilitators produced by the process include controlled

Furnace structure analysis for copper flash continuous ...

2013-12-31 · of the four furnaces for copper continuous smelting. 2 Furnace description According to the different flowing way of the molten smelting slag and the gas, the copper flash continuous smelting furnace can be classified into following four types. 2.1 Furnace with one flue but no slag partition wall The furnace with one flue but no slag partition wall

(PDF) Combustion in flash smelting furnaces

Flash smelting and flash converting are mature technologies in copper and nickel sulfide smelting. The sensitivity of operation concerning the furnace design is evident.

(PDF) COPPER PRODUCTION WITH OUTOKUMPU FLASH

The history of making blister copper in an Outokumpu Flash Smelting Furnace dates back to the late 1960's, when Outokumpu first piloted the Outokumpu Direct Blister (ODB)

Furnace structure analysis for copper flash continuous ...

2013-12-1 · The matte smelting of copper sulfide concentrates has been carried out in reverberatory furnace or electric furnace or blast furnace in earlier times, but it was revolutionized in the 1960s by the advent of the Outokumpu flash furnace [1í3]. Flash smelting has some significant advantages over conventional smelting, nevertheless, the matte ...

PRODUCTION ENHANCEMENT AND OPERATION

2003-11-26 · smelting performance, a series of simulation study of the copper flash smelting process has been undertaken. Table 5 shows the partial operation parameter of the flash smelting furnace and simulation results.In table 4, the operation parameter 1 is the real condition used in the Jinlong flash smelting furnace before production enhance.

Freeze-lining formation and microstructure in a direct-to ...

2014-7-8 · conditions where the stability of freeze lining is much more due to sensitivethe high copper concentration of the slag than in matte making furnaces. Slag from an industrial direct-to-blister (DB) flash smelting furnace (FSF) was used as the lining forming medium. The water cooled probe technique by Verscheure . 4. was applied in a . et al.

OUTOTEC SMELTING SOLUTIONS FOR THE PGM INDUSTRY

2012-9-6 · feeding to the flash smelting furnace. This energy is saved in the furnace operations and also results in smaller off-gas streams. The concentrate is then fed into a flash smelting furnace (FSF), where it is smelted and oxidized to produce high-grade matte, slag,

INVESTIGATION OF DUSTS FROM WASTE-HEAT BOILER

2009-9-8 · copper who use flash smelting process (FSP) [1,2]. Attention has also been paid to the influence of the dust in the furnace gases on the normal work of the WHB and the ESP of the FSF [3,4]. The flash smelting process by the method of the Finish firm Outokumpu OY has been put into exploitation in MDK-AD-Pirdop (Bulgaria) in 1987.

The Copper Flash CC Smelting Process :: Total Materia Article

Copper flash smelting is a relatively new process which has been in operation since the 70’s and is a pyrometallurgical process used in conjunction with copper sulphide concentrates. The main key facilitators produced by the process include controlled

Flash Smelting Process - an overview | ScienceDirect Topics

The flash smelting process is important in the production of non-ferrous metals from sulfide minerals. A schematic diagram of this process is given in Fig. 7.17. In this process, fine, dried mineral particles and fluxes are injected into the furnace with industrial oxygen or oxygen-enriched air. The sulfide particles are ignited and burn in the ...

ASARCO » Smelting

Smelting. At the Asarco copper smelter in Hayden, Arizona, the oxygen flash furnace is initially heated up with natural gas. It becomes so hot that the copper concentrate immediately ignites when it is blown into the furnace along with oxygen and a silica

Furnace structure analysis for copper flash continuous ...

2013-12-31 · of the four furnaces for copper continuous smelting. 2 Furnace description According to the different flowing way of the molten smelting slag and the gas, the copper flash continuous smelting furnace can be classified into following four types. 2.1 Furnace with one flue but no slag partition wall The furnace with one flue but no slag partition wall

(PDF) COPPER PRODUCTION WITH OUTOKUMPU FLASH

The history of making blister copper in an Outokumpu Flash Smelting Furnace dates back to the late 1960's, when Outokumpu first piloted the Outokumpu Direct Blister (ODB) process. The first ...

(PDF) Combustion in flash smelting furnaces

Flash smelting and flash converting are mature technologies in copper and nickel sulfide smelting. The sensitivity of operation concerning the furnace design is evident.

Flash smelting and converting furnaces: A 50 year ...

1999 marked the 50th anniversary of the Outokumpu flash-smelting process. Originating during the post-World War II energy crisis, flash smelting is a high-intensity process developed to attain ever-increasing throughputs and intensities. Many innovations and continuous development ensued during the next 50 years before today’s state-of-the-art copper-making process chain and environmental ...

Furnace structure analysis for copper flash continuous ...

2013-12-1 · The matte smelting of copper sulfide concentrates has been carried out in reverberatory furnace or electric furnace or blast furnace in earlier times, but it was revolutionized in the 1960s by the advent of the Outokumpu flash furnace [1í3]. Flash smelting has some significant advantages over conventional smelting, nevertheless, the matte ...

Improved Copper Flash Smelting at Olympic Dam

1 Improved Copper Flash Smelting at Olympic Dam Matthew White 1, 2Ross Haywood 1, Wesley Taylor , Shu Chen , John Ranasinghe 2, Robert West 2 1. Hatch Pty Ltd, Global Practice Director,

SULPHATION OF CUPROUS AND CUPRIC OXIDE DUSTS

2004-4-1 · Copper smelting with the Outokumpu flash smelting process generates significant amounts of SO 2-rich off-gas and flue dust. From the smelting unit, gases with a dust load are directed into a heat recovery boiler (also known as a waste heat boiler). In the radiation section temperature decreases, sulphates become thermodynamically stable,

(PDF) Flash smelting and converting furnaces: A 50 year ...

Flash smelting and flash converting are mature technologies in copper and nickel sulfide smelting. The sensitivity of operation concerning the furnace design is evident.

Copper Smelting Flash Furnace Refractory - RS Kiln ...

2018-12-28 · Copper Smelting Flash Furnace Refractory. Flash smelting is one of the most advanced copper ore smelting technique. During flash smelting, dry sulfurized fine ore powder, flux, oxygen or oxygen rich air or preheated air are injected into high temperature reaction tower hearth, the ore powder quickly realizes desulfurization, smelting, slag forming and so on.

(PDF) COPPER PRODUCTION WITH OUTOKUMPU FLASH

The history of making blister copper in an Outokumpu Flash Smelting Furnace dates back to the late 1960's, when Outokumpu first piloted the Outokumpu Direct Blister (ODB) process. The first ...

Flash smelting and converting furnaces: A 50 year ...

1999 marked the 50th anniversary of the Outokumpu flash-smelting process. Originating during the post-World War II energy crisis, flash smelting is a high-intensity process developed to attain ever-increasing throughputs and intensities. Many innovations and continuous development ensued during the next 50 years before today’s state-of-the-art copper-making process chain and environmental ...

Furnace structure analysis for copper flash continuous ...

2013-12-1 · The matte smelting of copper sulfide concentrates has been carried out in reverberatory furnace or electric furnace or blast furnace in earlier times, but it was revolutionized in the 1960s by the advent of the Outokumpu flash furnace [1í3]. Flash smelting has some significant advantages over conventional smelting, nevertheless, the matte ...

Copper Smelting and Refining Process | Pan Pacific Copper

In the furnace, the concentrates are instantly oxidized, after which they melt and separate by their own reaction heat into copper matte with a grade of 65% and slag consisting of iron oxide, silica, and other compounds. Reaction in the flash smelting furnace. CuFeS 2 + SiO 2 + O 2 → Cu 2 S・FeS + 2FeO・SiO 2 + SO 2 + Reaction heat.

THE DEVELOPMENT AND APPLICATION OF A CFD

2015-11-11 · improvement of the copper flash smelting furnace at Olympic Dam. MODEL DESCRIPTION Scope As shown in Figure 2, the CFD modelled domain includes the disperser, reaction shaft, settler freeboard, and uptake shaft terminating effectively at the cross-over to the waste heat boiler. Figure 2: Geometry of CFD model of flash smelting furnace.

Computational Approaches for Studying Slag–Matte ...

2020-4-22 · Illustration of the Outotec flash smelting furnace. The entrained copper losses to slag are due to, for example, solid spinels, small size, or droplets being lifted from the surface of the matte layer [18 20]. Spinels may be attached to a droplet or surround the droplet completely [21]. The attached spinel affects the settling of the droplet ...

Copper Smelting - an overview | ScienceDirect Topics

Copper smelting plants separate elemental copper from copper concentrates through multiple sulphide oxidizing stages. The considered smelting process includes a continuously functioning flash smelting furnace (FSF) and several Pierce-Smith converters operated in batches. Automating scheduling provides advisory information to operators.

Recovery of Copper from the Slag of Khatoonabad Flash ...

2013-6-5 · Copper loss in the slag of Khatoonabad flash smelting furnace is estimated to be about 1–3 %. At present, the electric slag cleaning furnace is used for the recovery of copper from slag. However, due to low recovery efficiency of electric furnace along

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