Slag Granulation with Continuous Dewatering Ironmaking
Slag Granulation with Continuous Dewatering and Pollution Control Ironmaking. ystemSlag Granulation with the INBA Dewatering SystemMolten slag is often conside. ed as a …
Study on Preparation of Oxygen Carrier Using Copper …
Keywords: copper slag, granulation, oxygen carrier, calcination, redox ... copper slag, a solid by-product from copper smelting plants, will be an attractive OC to further reduce costs. It has ...
Study on Preparation of Oxygen Carrier Using Copper Slag …
Copper slag, an important by-product of the copper smelting process, is mainly composed of 2FeO SiO2, Fe3O4, and SiO2. Due to the sufficient metal oxides, copper slag is regard as a potential ...
Frontiers | Study on Preparation of Oxygen Carrier Using Copper Slag …
Therefore, the low-cost Fe-based materials such as copper slag, a solid by-product from copper smelting plants, will be an attractive OC to further reduce costs. It has been estimated that about 2–3 tons of slag generated for every ton of copper produced ... Keywords: copper slag, granulation, oxygen carrier, calcination, redox.
Experimental investigation on molten slag granulation for …
Traditional devices for granulation of metallurgical slag, such as blast-furnace slag and steel slag, are also suitable for the granulation of copper slag, as proven by Liu [99]. Currently, the ...
Sustainable and Comprehensive Utilization of Copper Slag: …
Large amounts of copper slag are produced every year and major fractions of it are currently disposed, not withstanding the multiple ways the material can be used. Application of the slag is often limited by the presence of hazardous elements and their leaching behavior so they can potentially pollute soil, surface water and underground …
Environmental and Socioeconomic Impact of Copper Slag…
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 …
Advanced Tech for Efficient By-Product Recycling
3D layout of prototype plant for dry slag granulation. GasFerm 3D plant layout for a double train installation. Briquetting plant at Ilva, Italy. First By-Product Leaching plant at JFE Steel Corporation in Fukuyama, Japan
Dry Slag Granulation – The Future Way to Granulate …
The current status of development at the dry slag granulation pilot plant confirm that a stable granulation for a slag flow of up to 40 tons per hour can be …
INSTALLATION OF A 'STATE OF THE ART' SLAG
The project to design, supply, erect and commission a slag granulation plant at the HKM blast furnace 'B' using the RASA process technology was awarded by HKM ... plant. 2.2 Copper Slag Outlet The existing casthouse slag runner system required extending in order to
Granulation and Heat Recovery from Metallurgical Slags
Danieli Corus Report No: B-2-033, p 12. 48. Kappes H, Michels D (2015) Dry slag granulation with energy 26. van Laar R, Dupon E, Barel J, Kamerling M (2014) Blast furnace recovery: operation of full scale pilot plant. In: METEC and 2nd slag granulation plant technology.
A new technological approach to the granulation of slag …
The pilot scale research of the proposed technological approach and plant for hydro-vacuum granulation of metallurgical slag melts showed that its scaling under the real industrial conditions will not be associated with outages and essential reconstruction of …
Project Portfolio
The envisaged annual capacity of the plant is granulation of 530,000 tons of liquid slag. The plant for granulation of blast furnace slag is an addition made within the scope of the modernization project for the existing Blast Furnace, and is also part of the technological entity for production of crude iron.
Economic and environmental evaluation of slag dry granulation
[18, 19] Figure 10: Comparison of estimated capital and operating costs for the integrated dry slag granulation and heat recovery process with that of conventional wet granulation for a plant ...
Recycling alkali activated slag into artificial aggregate
Wet granulation is a potential method to develop artificial aggregates. In this paper, the granulation of recycled alkali-activated slag powders with different particle size (d50 ranging between 12.9–127.7 μm) distributions were investigated in order to find how these affect on the engineering properties of the artificial aggregates. Blast furnace …
Numerical Simulation of the Slag Granulation Process in …
In the heat recovery technology of molten slag granulation, gas quenching is one of the most promising and crucial technologies for high-quality resource utilization. This study performed numerical investigations on the slag granulation process through the realizable k-epsilon model and volume of fluid methodology and gained deep insight into …
Blast Furnace Slag Granulation at the Cast House – IspatGuru
The main objective of the slag granulation plant is the processing of liquid BF slag into valuable raw materials for the cement and construction industries. The parameters affecting the quality of the granulated slag include (i) chemistry of the liquid slag, (ii) temperature of the liquid slag, (iii) glass content of the granulated slag, and ...
Installation of a State-of-the-Art Slag Granulation Plant
specifically developed for this plant Copper Slag Outlet The existing casthouse slag runner system required extending in order to provide the central feed to the slag granulation system, and the last four metres of the new common section were designed to be a low maintenance copper stave. The design of this copper slag runner was based on the stave
Development of Technology for Recycling Copper Smelting …
Extensive research is conducted and a production scheme is proposed, including recovery of copper-containing slag with coke carbon and neutralization of waste copper electrolyte with the product obtained.
Copper Slag
Copper slag is a synthetic mineral blasting-cleaning abrasive manufactured by granulation in water, drying and sieving from slag originating from the copper sme
Sustainable and Comprehensive Utilization of Copper Slag: A …
As a result, potential slag treatment routes including their benefits and drawbacks are proposed. Considering the recent progress in developing for utilization …
Dry Slag Granulation – The Future Way to Granulate …
The aim of the pilot-plant is a long term slag granulation test at first time with slag flows close to industrial plant sizes. In following figure a simplified flow sheet with the principle function of the STEP1 pilot plant is shown: Figure 3: Process scheme of Phase 2 STEP1 pilot-plant installation at voestalpine Stahl Linz
Energy recovery from high temperature slags
Driven by a demand to produce amorphous slag as a substitute to cement and limited by the low thermal conductivity of slag, the majority of methods for energy recovery from slag are relying on dry granulation of slag. 3.
Study of the Copper–Nickel Matte Granulation Process
Currently, the Norilsk Nickel company is developing a project for continuous converting of copper mattes at the Copper Plant (CP). Continuous converting of copper mattes is a new process in two cascaded Vanyukov furnaces (VF): converter furnace (CF) and slag-cleaning furnace (SCF).
SLAG
granulation plant, producing slag with lower free lime content and is vigorously pursuing with BIS. JSPL has set up a plant to produce around 4.0 lakh brick products/day by utilising fly ash and slag generated from integrated steel plant. The chemical analysis of granulated BF slag and steel slag generated in steel plants is given in Table - 2.
Element Distribution and Migration Behavior in the Copper Slag
Copper slag is the melt of various oxides and mainly comes from slag-forming components in flux, ore, ash, and reducing agent (fuel) as part of the smelting, ... The type of coal used in the experiment was lignite and was obtained from a coal mine plant in Liaoning Province. Limestone was ordered online from the Sinopharm Group.
COPPER MATTE GRANULATION AT THE KENNECOTT UTAH COPPER SMELTER
lead blast furnaces and copper slag granulation had ... from smelting and converting slags using Ausmelt's top-submerged lancing process has been demonstrated at the pilot-plant scale and in ...
Blast Furnace Slag
As indicated in Chapter 2, the term blast furnace slag is used often to refer to iron blast furnace slag to distinguish it from other types of blast furnace slag such as copper, lead, and zinc blast furnace slag. Because the blast furnace operation is a continuous process with carefully controlled raw materials being fed in and furnace ...
Dry Slag Granulation
Dry Slag Granulation - Investigations on the Behaviour of Liquid Blast Furnace Slag in Combination with Heat Recovery. ... The results gained are analyzed which helps design a site based pilot plant in the future. AB - Blast furnace slag is well known as by-product of hot metal production in integrated steel and iron mills. About 300 million ...
Slag Dry Granulation | Tenova
Overview. Our dry slag granulation technology transforms molten slag from steel furnaces into granules using air stream, eliminating the need for water. The flexibility of the …