آخرین محصولات

US3628947A

Pelletizing of iron ore is a relatively recent development but since the first commercial plants were built in 1948, the industry has grown by leaps and bounds. In the year 1967 the production of pellets had grown in North America alone to approximately 56,000,000 long tons. ... AGGLOMERATE OF IRON ORE This application is a continuation-in-part ...

Iron Ore Agglomeration Technologies

Five iron ore agglomeration technologies can be defined: briquetting, nodulization, extrusion, pelletization and sintering.

selective waste sintering plant | Sinter plants agglomerate iron …

Sinter plants agglomerate iron ore fines (dust) with other fine materials at high temperature, to create a product that can be used in a blast furnace....

Agglomeration of Iron Ores

Agglomeration of iron ores is the iron ore pretreatment process in which the powdery iron ore that cannot be directly fed into a blast furnace experiences high-temperature solidification by sintering process and pelletizing process or low-temperature solidification by pelletizing process and briquetting process to generate the rich ore material that meets the …

Value-in-use Analysis of Using Olivine Flux for Agglomerate-and Iron

Besides the common ways in the agglomerate processes such as sinter and pellet, technically it is also possible in some other forms, for instance cold bound briquette/pellets, which are especially important for integrate steel plants with high ratio of iron ore pellets as burden material in …

Life cycle assessment and optimization of an iron making …

Description of an iron making system The iron making system of the studied plant in Fig. 1 consists of two sinter furnaces, four coke ovens and two blast furnaces. Raw materials iron ore and coal go through sintering and coking processes to produce agglomerate and coke.

Iron Ore Sintering Process Model to Study Local …

The iron ore sintering process prepares fine iron the ores for the blast furnace process. Sinter plants agglomerate iron ore fines with other fine materials at high temperature in a mix bed to create a product that can be used in a blast furnace. Main feed into a sinter plant is base mix, which consists of iron ore fines,

Biomass as a Source of Energy in Iron Ore Agglomerate …

The objective of the experimental research was to make a special ferrous agglomerate from a mixture of iron ores and ferrous waste and to test its use in the blast furnace. Research has shown a normal functioning of the blast furnace with this type of special agglomerate, obtaining a white pig iron with standardized structure and composition.

CN103233115A

The invention relates to a method for preparing agglomerate employing iron concentrate powder as primary iron charge. The method orderly comprises the following steps of: I, burdening, weighing iron concentrate, blast furnace return mine, flux and a coke powder raw material according to parts by weight; II, grinding and processing one part of material, mixing one part …

Ironmaking

In the beginning, there is a short introduction to the ironmaking history followed by a general description of the blast furnace ironmaking process, and its role in the global …

(PDF) Utilization of steel plants waste

The zero-waste technology is developed for recycle and utilization of iron and steel plant wastes.Iron ore fines and coal fines are also generated during mining and transportation.

AGGLOMERATION AND PREREDUCTION OF ORES

Agglomeration plays more important' role in ferro alloy industry as the costly basic raw material is mostly obtained in the form of fines generated during mining operation or obtained after …

Research of Producing Iron Ore Agglomerate from …

The studies made it possible to determine the optimal technological parameters for producing non-fluxed sinter: charge moisture - 10%, fuel consumption - 10%, layer height - 260 mm, return - 20-25% and obtaining sinter using magnesia flux.The results of the study showed that the strength of the fluxed agglomerate in all cases increases with an ...

Water Treatment Plant Operations Flashcards

Study with Quizlet and memorize flashcards containing terms like Anionic polymers are used as filter aids to agglomerate small floc particles left in the sedimentation basin effluent and make them tougher to avoid? Drowning Hovering Shearing Changing pH, What could happen if the sludge in a sedimentation basin becomes too thick? Solids can become resuspended or taste …

Sinter Plant Design, Engineering, Construction

The sinter plant is designed to produce fluxed agglomerate from ore, concentrate, iron-containing metallurgical, fluxes, and fuel. After preparation, sintering, and sorting, the conditioned sinter is …

Utilization of Solid Plant Wastes as Composite Briquettes

Briquette making is a process to agglomerate and recycle plant solid waste with an appropriate binder as per the application. In the present work, briquettes were made with mixtures of various amounts of waste and binder with an aimed total iron content of > 58% and suitably adjusted on the Al2O3-SiO2 ratio.

CN1160084A

A method for sintering calcium lime-iron ore concentrate pellets for smelting iron features that its raw materials include iron ore concentrate (40-80 Wt.%), calcium lime (5-20), returned ore (5-35), iron-containing waste in iron and steel plant (0-25) and either of powdered coal and coke (1-3). Its sinter process includes making small pellets, mixing with solid fuel, and sintering with ...

Review of Organic Binders for Iron Ore Agglomeration

Iron ore agglomeration is a wet agglomeration process, and moist "green-balls" are subsequently dried and heat hardened at high temperatures to make pellets; the presence …

Method for preheating iron agglomerates

A method for preheating iron agglomerate by a hot gas stream having the following steps: supplying the iron agglomerate in an iron agglomerate bed; heating the gas to the preheating temperature in a heat exchanger; and passing the hot gas through the iron agglomerate bed, the gas flow rate being such that the temperature drop of the hot gas occurs over a relatively thin …

Using Magnesian Agglomerate in Blast Furnaces for Smelting Steelmaking Iron

Abstract— The technology of producing and applying magnesian agglomerate with the Bakal concentrate of burnt siderite ore (CBSO) used in the batch mixture is considered. According to lab tests on a sintering pot plant, an increase in the CBSO content in the sinter burden of the Vysokaya Gora Mining and Processing Works (VG MPW) increases the nodulizing degree and …

Biomass iron-containing agglomerate for producing …

A biomass and agglomerate technology, applied in fluidized bed furnaces and other directions, can solve the problems of incomplete tar cracking, environmental pollution, waste of biomass energy, etc., to strengthen the ion offset effect, reduce tar content, and promote catalytic cracking. ... Biomass iron-containing agglomerate for producing ...

Pellet-Sinter Composite Agglomerate (PSCA) of Iron Oxide …

Pellet-Sinter Composite Agglomerate (PSCA) of Iron Oxide Fines for Use in Blast Furnace: Area: Material Sciences, Chemical Sciences ... Sinter Production: Social Benefits: It also uses steel plant's waste materials viz. LD sludge, mill scale etc (5-10%) with iron oxide microfines, The process yields a very good quality sinter even at the lower ...

Magnetic iron-based nanoparticles biogeochemical behavior in soil-plant

Iron biomineralization is a common phenomenon in which living organisms (e.g., algae, diatoms, bacteria, and plants) can produce iron minerals in their tissues (Banfield et al., 2000). During the translocation of MINPs in plant tissues, the released Fe ions from MINPs are remineralized, depending on the ambient conditions of the cell.

Sinter plant

A sinter plant is used to agglomerate iron ore to produce sinter, a product that can be used in a blast furnace. According to the U.S. Environmental Protection Agency, the sintering process …

SIC Industry Description

Iron agglomerate and pellet production: Manganiferous ore mining, valued chiefly for iron content: Iron ore dressing (beneficiation) plants: Siderite mining: Iron ore mining: Sintering of iron ore at the mine: Iron ore, blocked: mining: Taconite mining: Codes Titles Total Marketable US Businesses; 1011: Iron Ores: 91:

Iron Ore Agglomeration Technologies Provisional …

Iron ore sintering is a pretreatment step of smelting that agglomerates the iron ore using surface melting of green pellets to improve the quality of the steel product.

Utilization of Some of Major Steel Plant Wastes to Produce Metallic Iron

An integrated steel plant plays an important role in India's economic growth with a positive impact on country's GDP. The contribution of iron and steel sector towards India's GDP is around 2% which is quite high [].India is the second largest producer of crude steel after China with a market share of almost 6% [].India has produced around 111.2 million tons in 2019 [] to …

Agglomeration of Iron Ores

Iron ore powder agglomeration is the basis for blast furnace ironmaking and is the processing work in between ore crushing, ore grinding separation, and steelmaking. Its purpose is to …

AGGLOMERATE OF IRON ORE

AGGLOMERATE OF IRON ORE . United States Patent 3628947 . Abstract: A binder for use in agglomerating finely divided iron ore materials, e.g., concentrates, is prepared from an iron-bearing material known on the Mesabi Range of Minnesota as "paint rock." This is a red or orange, fairly soft and extremely sticky mineral consisting essentially of ...

METHOD FOR PRODUCING REDUCED IRON AGGLOMERATE …

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