Contact Us

C o n t a c t U s

Effective utilization of iron ore slime, a mining waste

2017-2-1  Moreover, this present research work also aims in proper utilization of waste material from mining industries for environmental remediation. At present the utilization of iron ore slime is very less. The development of adsorbent from iron ore slime for wastewater treatment will be a

Investigating the Utility of Iron Ore Waste in Preparing

2016-10-26  Hence, there is a need to develop a comprehensive plan for utilisation, storage of iron ore waste/tailings from the point of view of saving resources and sustainable development. Iron ore wastes are the ones from which iron ore has been extracted profitably. Iron ore waste has low percentage of Fe 2 O 3, hence it is discarded. Iron ore waste is dumped at relevant place as per the approved mining plan.

Waste Management Tata Steel

Waste Utilisation in Sinter Plant Coal mine wastes, iron ore fines and by-products from the plant including Blast Furnace and LD Slag, all wastes have potential for value added applications. To recover these values and efficiently utilise the wastes, Tata Steel

Exploitation of iron ore tailing for the development of

2000-12-1  The current practice of washing iron ore in India results in three products, coarse ore lumps having sizes in the range of 10–80 mm, which are directly charged to a blast furnace, the classifier fines of size 150 μm to 10 mm, which with or without beneficiation are fed to sinter plants and the tailings, below 150 μm in size, which are currently discarded as waste.

Reduction Behaviour of Iron Ores by Agricultural

Iron and steelmaking are two of the largest energy intensive industries with the highest growth rate in energy consumption of all energy utilisation sectors. In order to meet the growing greenhouse challenges, incorporation of renewable resources to the existing and emerging metallurgical operation are desirable. In this respect, agricultural wastes can be potentially applied as fuel for

Utilisation of iron ore tailings as aggregates in concrete

2021-5-5  iron ore tailings may be utilised for complete replacement for conventional aggregates in concrete. The iron ore tailings aggregates concrete exhibited a good mechanical strength and even in the case of compressive strength, there was an improvement of 11.56% over conventional aggregates concrete. The indirect tensile strength did not

Innovative methodologies for the utilisation of wastes

2006-10-1  Fly ash, iron ore tailings and BF slag were used as a substitute for the natural raw material to supply SiO 2, Al 2 O 3, Fe 2 O 3 and CaO along with clay and feldspar . Based on our earlier studies (Das et al., 2000), it is found that maximum 40% wastes can be accommodated in the tile body without any deterioration in properties.

Article: Use of iron ore mine tailings in infrastructure

2019-3-6  Abstract: Utilisation of iron ore tailings in bricks as a replacement for sand will help in sustainable and greener development. The literature shows the potential use of iron ore tailings as a replacement of natural fine aggregates. As natural sand reserves are depleting day by day, there is a need for substitution for sand in bricks.

CHAPTER-11 FUNDAMENTALS OF IRON ORE SINTERING

2012-8-16  FUNDAMENTALS OF IRON ORE SINTERING R. P. Bhagat INTRODUCTION The process of sinter making originated from a need to make use of fines generated in mines and in ore benefiCiation plants. With the development of sintering technology, a sintering plant has become a tremendous success for providing a phenomenal increase in

Waste Management Tata Steel

Solid Waste Utilisation. Mill Scale and Sludge De-Oiling facility to enhance Waste Utilisation in Sinter Plant. Coal mine wastes, iron ore fines and by-products from the plant including Blast Furnace and LD Slag, all wastes have potential for value added applications. To recover these values and efficiently utilise the wastes, Tata Steel

Reduction Behaviour of Iron Ores by Agricultural

Iron and steelmaking are two of the largest energy intensive industries with the highest growth rate in energy consumption of all energy utilisation sectors. In order to meet the growing greenhouse challenges, incorporation of renewable resources to the existing and emerging metallurgical operation are desirable. In this respect, agricultural wastes can be potentially applied as fuel for

Article: Use of iron ore mine tailings in infrastructure

2019-3-6  The literature shows the potential use of iron ore tailings as a replacement of natural fine aggregates. As natural sand reserves are depleting day by day, there is a need for substitution for sand in bricks. A comprehensive overview of the published literature on the use of iron ore tailings and other industrial waste is being presented.

CHAPTER-11 FUNDAMENTALS OF IRON ORE SINTERING

2012-8-16  consists of a cellular mass of ore bonded in a slag matrix. The sinter mix, besides the ore fines, usually contains other materials like flue dust, return fines, limestone and/or dolomite etc., in order to control the properties of the product as well as to utilize industrial waste.

Steel production residues Jernkontoret

2021-5-31  The making of iron and steel generates residual products, namely by-products and waste. In Sweden, no less than 80 per cent of the residual products are either reused as raw materials for new steel production or sold on for other areas of application. The Swedish steel industry’s vision is for none other than socially useful products to leave the company premises.

[PDF] Recovery of Iron Values from Waste Iron Ore

Iron ore slime is a waste material generated after beneficiation of iron ores. Due to limited iron ore resources and fast depleting of high grade iron ore, iron ore producers are emphasizing on recovery of iron values from iron ore slime. Different beneficiation techniques such as Hydrocyclone, Wet High Intensity Magnetic Separator (WHIMS), Dispersionflocculation, and Flotation are some

Low-Carbon Production of Iron & Steel: Technology

2021-3-8  DRI converts raw iron ore to sponge iron, a porous, permeable, and highly reactive product that requires treatment with EAF before selling to market. One of the well known hard-to-abate sectors, substantial iron and steel industry decarbonization will increase

IRON AND STEELMAKING SLAGS: ARE THEY HAZARDOUS

Iron and steelmaking routes are shown in Figure 1. Based on data published by World Steel Association 6,1.417 billion tons of steel was produced in the world in 2010.

Production of pig iron from red mud waste fines using

2012-8-9  Red mud, an insoluble residue produced during alkali leaching of bauxite, is considered as a low-grade iron ore containing 30% to 50% iron. The present paper deals with the use of thermal plasma technology for producing pig iron from red mud waste fines. The smelting reduction of red mud was carried out in a 35 kW DC extended arc thermal plasma reactor.

Iron and Steel Analysis IEA

Demand for steel, which drives steel production, is a key determinant of energy demand and steel subsector CO 2 emissions. Global crude steel production increased by 5% in 2018 to reach 1 817 Mt, following 6% growth in 2017. Initial estimates suggest 3% growth in 2019. This follows a period of relatively flat demand from 2013-2016.

Waste Management Tata Steel

Solid Waste Utilisation. Mill Scale and Sludge De-Oiling facility to enhance Waste Utilisation in Sinter Plant. Coal mine wastes, iron ore fines and by-products from the plant including Blast Furnace and LD Slag, all wastes have potential for value added applications. To recover these values and efficiently utilise the wastes, Tata Steel

Reduction Behaviour of Iron Ores by Agricultural

Iron and steelmaking are two of the largest energy intensive industries with the highest growth rate in energy consumption of all energy utilisation sectors. In order to meet the growing greenhouse challenges, incorporation of renewable resources to the existing and emerging metallurgical operation are desirable. In this respect, agricultural wastes can be potentially applied as fuel for

Steel production residues Jernkontoret

2021-5-31  The making of iron and steel generates residual products, namely by-products and waste. In Sweden, no less than 80 per cent of the residual products are either reused as raw materials for new steel production or sold on for other areas of application. The Swedish steel industry’s vision is for none other than socially useful products to leave the company premises.

Application of Microwave Energy for Production of Iron

Keywords: Reduction, Pudo Iron Ore, Waste Biomass, Pito Waste, Extent of Reduction 1 Introduction The reduction behaviour of the Pudo titaniferous-magnetiferous iron ore has not been studied since its discovery by Sir Albert Kittson in April, 1927. The notable research work conducted on this ore was by Kesse and Banson (1975) which pertains to

[PDF] Recovery of Iron Values from Waste Iron Ore

Iron ore slime is a waste material generated after beneficiation of iron ores. Due to limited iron ore resources and fast depleting of high grade iron ore, iron ore producers are emphasizing on recovery of iron values from iron ore slime. Different beneficiation techniques such as Hydrocyclone, Wet High Intensity Magnetic Separator (WHIMS), Dispersionflocculation, and Flotation are some

Effective utilisation of waste fines in preparation of

In the present investigation, efforts were made to make composite-coated iron ore-fluxed pellets to minimise the problems mentioned above. Lime addition to the core of pellets varied from 5 to 100%. The composite pellets subsequently were fired at 1150, 1200 and 1250°C for 30 min. Increasing lime content in the pellets resulted in increasing

SYNTHESIS OF KUDREMUKH IRON ORE TAILING BASED

2020-10-19  Iron ore tailing: Iron ore tailing has collected in Lakhya dam which is generated by Kudremukh Iron Ore Company Limited. Properties of iron ore tailing has found out. IOT has specific gravity of 3.16, pH of 9.56, electrical conductivity of 141 S/cm and it

CSIR IMMT Mineral Processing People

2021-7-14  Research Expertise: Mineral processing, Beneficiation of low grade ore (Iron ore, Chromite ore, Graphite ore, Manganese ore etc.), Utilization of plant tailings, slimes & waste, Wet & Dry beneficiation of coal, Surface chemistry & Froth flotation of complex ore and coal, Equipment selection, Process flowsheet development & Optimization.

Production of pig iron from red mud waste fines using

2012-8-9  Red mud, an insoluble residue produced during alkali leaching of bauxite, is considered as a low-grade iron ore containing 30% to 50% iron. The present paper deals with the use of thermal plasma technology for producing pig iron from red mud waste fines. The smelting reduction of red mud was carried out in a 35 kW DC extended arc thermal plasma reactor.

A comparative mineralogical and geochemical

2013-7-18  Abstract. Iron ores from two important Precambrian belts in India are studied in detail. The first of these is the Jilling-Langalota deposit, hosted by banded iron formations along with generations of shales, tuffs belonging to Iron Ore Group of