equipment to treat converter slag

equipment to treat converter slag

Converting (metallurgy) Wikipedia

Converting is a type of metallurgical smelting that includes several processes; the most commercially important form is the treatment of molten metal sulfides to produce crude metal and slag, as in the case of copper and nickel converting.

Role of Slag in Converter Steelmaking , ispatguru

Role of Slag in Converter Steelmaking The oxygen converter process is the primary steelmaking process for the production of carbon and low-alloy steels. The process is essentially an oxidizing process of refining of the high carbon hot metal (HM) to low carbon liquid steel.

Technical Report UDC 669 . 162 . 275 . 2 Development of a Cooling

to cool and treat the slag indoors. This paper reports the developed slag treatment process. 2. Basic Studies on Slag Treatment 2.1 Change in social requirements regarding iron/steel slag The public concern about environmental pollution has grown since the 1970s, and accordingly, legal regulations such as the Air Pollution Control Act and the Water Quality Pollution Control Act have been enacted.

copper flotation from converter slags

25-08-2016· Copper From Converter Slags by Flotation RECOVERY OF COPPER FROM THE COPPER SLAG AND COPPER SLAG Recovery of copper from the copper slag and copper slag flotation tailings 75by oxidative leaching

CONVERTER GAS AND WASTE WATER TREATMENT BY OG

CONVERTER GAS AND WASTE WATER TREATMENT BY OG-SYSTEM IN STEEL SMELTING INDUSTRY Instructor Kaj Jansson Pages 44 Supervisor Kaj Jansson OG system, which stands for Oxygen Converter Gas recovery system, is the suppressed combustion type exhaust gas recovery system for the converters of steel smelt shops. This system is designed for cooling and purifying the

Dissolution of Valuable Metals from Nickel Smelter Slags by

5.3 Co-treatment of Naturally Cooled Converter Slag and Pyrrhotite Tailings 61 5.4 Co-treatment of Granulated Converter Slag and Pyrrhotite Tailings 65 5.5 Summary 66

Cited by: 2

Copper Smelting IFC

Copper Smelting Industry Description and Practices Copper can be produced either pyrometallur-gically or hydrometallurgically. The hydromet- allurgical route is used only for a very limited amount of the world’s copper production and is normally only considered in connection with in-situ leaching of copper ores; from an environmen-tal point of view, this is a questionable produc-tion route. Several different

Basic Oxygen Furnace , Industrial Efficiency Technology &

Basic Oygen Furncace (BOF) is a pear shaped vessel where the pig iron from blast furnace, and ferrous scrap, is refined into steel by injecting a jet high-purity oxygen through the hot metal.

Effect of microwave heating on the pressure leaching of

At present, the main method of treating converter vanadium slag is sodium salt roasting and water leaching process (Wang et al., 2009; Mu et al., 2011; Li et al., 2011). Although this process can be used to treat vanadium slag in large quantities, it still has significant limitations. Sodium salt roasting is harsh for raw materials, and Cl

Author: Lei Tian, Lei Tian, Zhifeng Xu, Lijie Chen, Yan Liu, Ting-an Zhang

Control of Slag and Insoluble Buildup in Ladles, Melting and

Control of Slag and Insoluble Buildup in Ladles, Melting and Pressure Pour Furnaces By R. L. (Rod) Naro, ASI International, Ltd., Cleveland, Ohio

Copper Smelting IFC

Copper Smelting Industry Description and Practices Copper can be produced either pyrometallur-gically or hydrometallurgically. The hydromet- allurgical route is used only for a very limited amount of the world’s copper production and is normally only considered in connection with in-situ leaching of copper ores; from an environmen-tal point of view, this is a questionable produc-tion route. Several different

Treatment of converter slag Boliden Aktiebolag

05-10-1976· Treatment of converter slag . United States Patent 3984235 . Abstract: A process for the production of copper from raw materials containing sulphur, zinc and more than 0.2% Ni calculated on the copper content. The material is melted to matte and the matte converted to white metal, whereafter the white metal is converted to copper and the zinc present in the slag obtained from the matte is fumed

CONVERTER STEELMAKING AUTOMATION AUTOMATION AND PROCESS OPTIMIZATION

CONVERTER STEELMAKING AUTOMATION AUTOMATION AND PROCESS OPTIMIZATION FOR EXCELLENT STEELMAKING. FOR YOUR MAXIMIZED BENEFITS TAILORED ELECTRICS & AUTOMATION CONCEPTS FOR YOUR COMPETITIVE ADVANTAGE STEELMAKING AUTOMATION Primetals Technologies steelmaking automation supplies advanced solutions for maximum

Mineralogy of primary phases in slags and mattes from the

Mineralogy of primary phases in slags and mattes from the Tsumeb smelter (Namibia) V. Ettler1*, Z. Johan2, the Slag Mill has been used to re-treat converter slag tailings (Tsumeb Corporation Ltd., 1987; Schneider and Seeger, 1992; Wartha and Genis, 1992; Biswas and Davenport, 1976). Materials and Methods Slag and matte samples Fifteen slag and matte samples were collected in the vicinity of

THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY COPPER PRODUCTION

THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY COPPER PRODUCTION IN THE VALORIZATION OF COPPER IN THE FLOTATION PROCESS Aleksandar Mihajlović1, Željko Kamberović2, Marija Korać2, Milorad Gavrilovski1, Nikola Jovanović1 1Innovation Center of the Faculty of Technology and Metallurgy, University of Belgrade, Karnegijeva 4, Belgrade, Serbia 2Faculty of

Effect of microwave heating on the pressure leaching of

At present, the main method of treating converter vanadium slag is sodium salt roasting and water leaching process (Wang et al., 2009; Mu et al., 2011; Li et al., 2011). Although this process can be used to treat vanadium slag in large quantities, it still has significant limitations. Sodium salt roasting is harsh for raw materials, and Cl

RECYCLING OF PLATINUM GROUP METALS FROM AUTOMOTIVE

slag interface lead to an increased recovery of the precious metals from the slag. The recovery The recovery of very small particles in particular is improved by this principle.

ISASMELT Wikipedia

The ISASMELT furnace. An ISASMELT furnace is an upright-cylindrical shaped steel vessel that is lined with refractory bricks. There is a molten bath of slag, matte or metal (depending on the application) at the bottom of the furnace.

A new type of Processing and Resource Application Technology

container so that slag treatment devices are in full use, enhancing the environmental protection in iron slag production. Table 1 comparison between I.S.C and BSS in technical &economic index serial number items of comparison between I.S.C and BSS I.S.C BSS 1 investment high about one third of I.S.C. 2 equipment many serial equipment simple 3 plant possession area comparably long one third of I.S.C

RASHTRIYA ISPAT NIGAM LIMITED, VISAKHAPATNAM STEEL

During blowing slag is formed as impurity which is tapped from mouth of converter into slag pot placed on slag pot transfer car and taken to slag aisle for dumping. VI.

RECYCLING OF STEELMAKING SLAG FROM ELECTRIC ARC

research on oxygen converter slag recycling when recycling of up to 3 t of demetallized slag into charge of 170 t converter had beneficial effects on parameters of steel refining, that followed from early slag formation in the process.

L Mihok · K Seilerova · Dana Baricova从属关系: Technical University of Kosice关于:Electric arc furnace · Steelmaking

Process for treating basic converter slag Kobe Steel

29-01-1980· Treated basic converter slag and a process for treating basic converter slag are disclosed, in which untreated slag in a molten state is subjected to an oxidation treatment and basicity adjustment treatment by the addition of a material containing SiO 2, so that iron or manganese components may be converted into forms which allow easy recovery thereof, and detrimental

Katsuhiko Inoue · Tsutomu Ikeda从属关系: Kobe Steel

An Overview of Utilization of Steel Slag ScienceDirect

The current utilization rate of steel slag is only 22% in china, far behind the developed countries. At present, the amount of slag deposited in storage yard adds up to 30Mt, leading to the occupation of farm land and serious pollution to the environment.

Sustainable Approaches for LD Slag Waste Management

The LD slag generated by the basic oxygen converter, is one of the waste which can be reused due to the presence of a considerable amount of valuable minerals. In order to recycle and reuse the waste, assessment of their physicochemical, mineralogical and geotechnical characterization is imperative. This paper addresses the characterization and possible utilization of LD slag.

Lead Bullion Fire Refining Process Overview (How to

Apart from conventional dross treatment methods, Metalcess focus on treating tin slag from Harris refining process, silver-zinc crust/silver foam from Parkes process and lead anode slime treatment. With Metalcess solution, high purity tin is obtained by combining fire-refining and vacuum distillation.

chromium slag waste treatment production line Crusher

Solid Waste Treatment,Converter Slag . can yield high thin tube mill Steel Slag Crusher,Metal Crushing Production Line. Chromium Slag Waste Treatment Production Line Crusher slag crusher recycling crushing ORE CRUSHER . slag crusher recycling crushing. by Steel slag crushing production line adopts jaw crusher for primary crushing, and

What Is The Key To The Slag Dart Tapping Process?

Metallurgy slag dart machine clamped Slag Dart. In the high temperature radiation environment of 1600 °C in the converter, the slag taper guide rod part was inserted into the tapping port at a long distance and accurately, which is the key to the slag tapping process.

(PDF) Recovery of copper and cobalt from ancient slag

About 2.5 million tonnes of copper smelter slag are available in Küre, northern part of Turkey. This slag contains large amounts of metallic values such as copper and cobalt.

Slag/Dross Recovery- Metalcess

The commonly-seen slag/dross/residue includes copper dross, lead dross, tin slag, zinc leaching residue, antimony/arsenic dross, cadmium residue/cake, sulfur residue/cake, vanadium slag, nickel slag, iron tailing and iron bearing red-mud waste.

Effect of Mechanical Activation Treatment on the

In this study, a mechanical activation treatment was performed to enhance the extraction of vanadium from converter slag. The enhancement effects obtained from mechanical activation were comprehensively evaluated through indices such as the roasting temperature and leaching efficiency. The effects of mechanical activation time, roasting temperature, leaching temperature, solid to liquid ratio,