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Blast Furnace Using Titanium Bearing Iron Sand

  • Carbothermic Reduction Of Titaniumbearing Blast Furnace

    The carbothermic reduction experiments were carried out for titanium-bearing blast furnace slag in Panzhihua Iron and Steel Company in argon atmosphere at high temperatures. The effects of reduction temperature, isothermal treatment time and carbon content on the formation of TiC were studied by X-ray diffraction XRD and scanning electron microscope SEM. The XRD pattern results showed that ...

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  • Method For Smelting Titanium Containing Iron Sand

    Jul 09, 2009 The result of this test was so successful, that we found no trouble at the furnace bottom even by charging 100 of the sintered iron sand which had 5.5 of TiO 2. So, to confirm this result more, we made the industrial tests of using titanium containing sintered iron under the above mentioned method on Dec. 1937 with the 220 ton Blast Furnace ...

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  • Technical Articles

    Titanium-bearing minerals, however, have found use in blast furnaces where they protect the hearth and consequently, extend the blast furnaces campaign life.4,5 Blast furnace burden consisting of sinters and pellets must contain less than 2.3TiO 2 to have a manageable slag. 6 Charging of titanomagnetite in a blast furnace in Panzhihua ...

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  • Performance Of Sulfuric Acid Leaching Of Titanium From

    method of vanadium in molten iron. The direct reduction-electric furnace smelting process is also more environmentally friendly than blast furnace process. The titanium-bearing electric furnace slag TEFS of the direct reduction-electric smelting process contains 40-60

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  • An Approach To Employ Titaniumbearing Blastfurnace Slag

    Nov 15, 2018 A SiMo resistance furnace was employed to carry out the reduction experiments, as shown in Fig. 1.The Ti-bearing blast-furnace slag with Al granules 3 mm, 99.9 and CaO analytical reagent, 98 were charged into a high-purity Al 2 O 3 crucible 99 and held at 1823 K in a pure Ar 99.99 atmosphere. Al and CaO were employed as the reductant and flux, respectively. 1823 K

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  • Direct Preparation Of Titanium Alloys From Tibearing

    Nov 30, 2019 In this work, a new electrolysis process in molten Ti-bearing blast furnace slag with liquid iron cathode was proposed for liquid titanium alloys recovery from the Ti-bearing blast furnace slag. The results indicate that the depolarization effect by using liquid iron cathode results in the low deposition potential of about 2.0 V and high ...

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  • Titanium Recovery From Tibearing Blast Furnace Slag By

    AbstractThis research mainly focuses on recovery of titanium from Ti-bearing blast furnace slag using the process of alkali calcination, water leaching, and acid hydrolysis. The Ti-bearing blast furnace slag contained approximately 24 SiO2, 12.73 Al2O3, and 20.74 TiO2. The main minerals in the slag were perovskite, diopside, and spinel. In the calcination process, the chemical products were ...

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  • Influence Of B2o3 And Tio2 On Viscosity Of Titanium

    Apr 08, 2015 The viscous behavior of CaOSiO 2 MgOTiO 2 Al 2 O 3 B 2 O 3 blast furnace BF slag system was studied. The effects of the B 2 O 3 and the TiO 2 on the viscosity and break point temperature, as well as the correlations of the properties with the slag structure were analyzed. According to the experiment results, an increase in the TiO 2 content tended to enhance the slag viscosity ...

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  • Dissection Investigation Of Forming Process Of Titanium

    This blast furnace has maintained Ti 0.2 in the molten metal from the first use of the titanium ores until overhaul. Figure 2a shows a schematic diagram of the hearth, the circle of Fig. 2a represents the sampling point. And the curve represents the erosion profile, which Fig. 1. Titanium compounds of the blast furnace hearth erosion

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  • Influence Of B2o3 And Basicity On Viscosity And Structure

    Mar 06, 2016 Blast furnace slag is significant in the process of iron-making, especially titanium bearing slag, which exerts a deep influence on the reduction of ore, separating efficiency of slag-metal, gas permeability, and so on 210. As one of the most important physical properties of slag, the viscosity is closely related to temperature and slag ...

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  • A Novel Recycling Approach For Efficient Extraction Of

    Feb 01, 2021 The recycling of high-titanium-bearing blast furnace slag TiO 2 23 wt. is an urgent problem that has attracted global research attention. To achieve high-efficiency, low-consumption, clean, and high value-added recycling utilization, a new process is proposed herein, which entails reacting a CH 4-H 2-N 2 gas mixture with the titanium-bearing blast furnace slag to initially produce TiC, N ...

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  • Titanium Distribution Between Blast Furnace Slag And Iron

    Titanium-bearing materials are commonly adopted for the protection of blast furnace hearth in the actual practices. In this study, the effects of smelting temperature, amount of TiO addition, slag basicity and MgO content on the titanium distribution behaviours were experimentally studied using high-temperature smelting, equilibrium and quenching with EPMA techniques.

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  • Steel From Iron Sands In New Zealand Nzqa

    The problem with the New Zealand iron sands was that the sands themselves were very fine and they blocked the flow of hot air into the furnace. In addition the New Zealand iron sands were rich in titanium compounds. When heated in a blast furnace titanium oxide was formed. This has a high melting point and a thick pasty layer formed beneath the ...

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  • Synthesis Of Foliar And Cassi Compound Fertilizers From

    The effects of the process conditions on the dissolution rates of iron, titanium, and magnesium were investigated through the experiment. The results showed that the optimal synthesis process conditions for foliar fertilizer are 560 C for 12 min, with the mass ratio of potassium bisulfate to titaniumbearing blast furnace slag at 61.

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  • Sintering Characteristics Of Titanium Containing Iron

    Titanium-bearing iron ores are found in many large deposits ... The titanium added to the blast furnace burden may also go through into the molten metal, forming Ti-containing ... Iron sand, which is a magnetite- lvospinel solid solution,8 is the most impor-tant titania-magnetite ore type. The direct reduction of iron

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  • Blastfurnace Melting Method Of Titaniumbearing Ironore

    The known method for blast-furnace production 4, involving the use in the charge for the production of pig iron from 10 to 30 of primary open-hearth slag containing 20-25 FeO, 23-26 CaO, 19-20 SiO 2, 7-9 MgO, 7-8 MnO, 4-5 Al 2 About 3. The method consists in reducing the viscosity of the slag at the expense of education in the furnace ...

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  • Processing Of Tio From Titaniumbearing

    nadium titanium magnetite ore deposited in the Pan-zhihua region of China 5. At present, approximately 53 of the Ti is concentrated into the titanium-bearing blast furnace slag TBBFS by iron blast furnaces pro-cess, in which the concentration of TiO 2 is 19 22 . Because of the dispersed distributions of Ti in vari-

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  • Synthesis Of Foliar And Cassi Compound Fertilizers From

    Nov 26, 2013 The effects of the process conditions on the dissolution rates of iron, titanium, and magnesium were investigated through the experiment. The results showed that the optimal synthesis process conditions for foliar fertilizer are 560 C for 12 min, with the mass ratio of potassium bisulfate to titanium-bearing blast furnace slag at 61.

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  • Kinetics Of Hydrochloric Acid Leaching Of Titanium From

    Jan 13, 2016 However, only iron and vanadium can currently be extracted from vanadium titanomagnetite concentrate by the conventional blast furnace process. Almost all the titanium remains in the slag which forms titanium-bearing blast furnace slag with 2225 wt. TiO 2.1 Such slag is largely stockpiled without effective utilization. Obviously, it wastes ...

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  • Technological Study Of Titanium Slag Production From

    Titanium-bearing blast furnace slag in which TiO2 content reaches to 2023 is a kind of precious secondary resource. The research utilizes the stable characteristic of TiO2 in hydrochloric acid to digest acid-soluble matters in slag. Titanium-bearing slag is obtained after solid-liquid separation process. The optimum acidolysis reaction condition can be known through analysis of raw material ...

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  • Us3218152a Process For Separating Nonmolten Slag

    US3218152A US39529364A US3218152A US 3218152 A US3218152 A US 3218152A US 39529364 A US39529364 A US 39529364A US 3218152 A US3218152 A US 3218152A Authority US United States Prior art keywords titanium iron temperature pellets slag Prior art date 1960-12-06 Legal status The legal status is an assumption and is not a legal conclusion.

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  • Extration Of Iron From Iron Ore To The Blast Furnace

    Extracting iron The blast furnace. Iron is extracted from iron ore in a huge container called a blast furnace. Iron ores such as haematite contain ironIII oxide, Fe ... Inquire Now Lead Smelting Base Metal Smelting. Chemical Reactions of Lead Smelting. ... A blast furnace is an enormous oven which is used to accomplish the smelting ...

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  • Slag Recycling Furnace Aafowienat

    In the iron ore-based process, pig iron is produced from oxidic iron ores in a blast furnace.get price. UG-Mat Blast Furnace Slag Recycled Materials Resource Center. Blast furnace slag is a nonmetallic coproduct produced in the process. It consists primarily of silicates, aluminosilicates, and calcium-alumina-silicates.

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  • Sintering Performance Of Titanium Bearing Iron Ores

    refractory material in the blast furnace hearth is the most critical part of the blast furnace, extending the life of this area can extend the operation life of the whole blast furnace. The mechanism by which the blast furnace hearth can be protected by addition of titanium to the burden is via the formation of complex titanium carbo-nitrides.

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  • Potential Of Ilmenite Sand Application In The

    impulse method of the titanium bearing materials addi-tion into the blast furnace charge. The selection of the titanium-bearing material is important from the point of way of its addition. Lumpy titanium ores are fed direct-ly from the top. The ne grain titanium materials may not be added through the furnace top due to the unsuit-able ...

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  • National Slag Mf 2051 Association

    The chemistry of the iron sand based slag is somewhat different than conventional blast furnace equivalents Table 1. The New Zealand Steel product has a high percentage of titanium and higher concentrations than the industry norm of magnesium oxide and

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  • Foyson Resources Limited

    Producers using conventional blast furnaces state that they can only use feedstocks containing a maximum of 6 TiO2. Generally consumers only add between 5-8 by weight of iron sands into their blast furnaces to supplement hematites or hard rock magnetites. Iron ore feedstocks with greater than 6 titanium affect conventional blast furnace ...

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  • Study Of Comprehensive Utilization On Tibearing Blast

    With the increase of Ti-bearing blast furnace slag, its harm is growing. It contains high titanium content. How to make good use of Ti-bearing blast furnace slag is currently a hot problem. In this paper, the conditions of comprehensive utilization on Ti-bearing blast furnace slag were described firstly. Then the features, application field and problems of extraction and non-extraction ...

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  • Inventions And Discoveries Dr Stone Wiki Fandom

    Iron Sand Iron particles found in the river. 20 Scale ... Blast Furnace Level 2 An improved furnace for making iron. Air is pumped in via four vertical shifting-type pumps. 23 Iron Fe The most common element on Earth by mass. ... A black iron-titanium oxide, the primary ore of titanium.

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  • Why Magnetite Ore Not Use In Blast Furnace

    Major sources of vanadium-bearing magnetite ores are scattered ... Smelting reduction of titanium-bearing iron ore in blast furnaces has been ... pulverized coal to a temperature of 1,140C. ... Extracting iron from iron ore using a Blast Furnace ... The most commonly used iron ores are haematite US hematite, Fe2O3, and magnetite, Fe3O4 ...

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  • The Balance Of Titanium And Vanadium In The Blast

    R. BUdzIk ThE BALAncE of TITAnIUM And vAnAdIUM In ThE BLAsT fURnAcE wITh ThE UsE The portion of titanium-vanadium-magnetite concen-trate of 200 kg in the sinter mix allowed a sinter of a TiO 2 content from 0,46 to 0,51 and a V content from 0,056 to 0,058 to be obtained. The blast-furnace charge for the production of pig iron

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  • Characteristics And Applications Of Iron And Steel Slag

    The advantages of this blast furnace slag cement, such as increasing strength over long periods of time, low heating speed when reacting with water, and high chemical durability, are put to effective use in a broad range of fields including in the construction of ports and

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  • General Features Of The Magnetite Ores Of

    The iron ores of western North Carolina and Carter County, Tenn., ... titanium-bearing mineral, and the third of a mixture of magnetite and hematite. The ores of the second type are usually spoken of as ... able for blast-furnace use. Both the magnetites and the titaniferous ores are alike in general

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  • Experjmental Arcfurnace Smelting Of

    iron sands have been experimentalo Iron sands from the mouth of the Columbia. River were smelted in an electric furnace at the 1905 Portland Exhibitiono3. More recently, researchers in New Zealand have been investigating processes. for utilizing that countrys estimated 247,000,000 tons of titaniferous iron.

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  • Titanium Recovery From Tibearing Blast Furnace Slag By

    Jun 06, 2019 Abstract. This research mainly focuses on recovery of titanium from Ti-bearing blast furnace slag using the process of alkali calcination, water leaching, and acid hydrolysis. The Ti-bearing blast furnace slag contained approximately 24 SiO 2, 12.73 Al 2 O 3, and 20.74 TiO 2. The main minerals in the slag were perovskite, diopside, and spinel. In the calcination process, the chemical

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