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Desulphurization Of An Iron Concentrate

Desulphurization Of An Iron Concentrate

(PDF) Desulfurization of hematitic concentrate of iron ore ...

The results had shown that it could raise the grade of iron concentrate to 60.00% and recovery 93.27%, but it is hard to get a higher grade of iron concentrate because of difficult separation from ...

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Central composite design for optimization and formulation ...

The designed process under the optimized desulphurization conditions was applied to a real iron ore concentrate. More than 75% of the total sulphur was removed via the leaching process.

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Central composite design for optimization and formulation ...

2018-2-1 · Moreover, the optimal conditions for effective desulphurization of the iron ore concentrate were determined by CCRD. Material and methods. Sample collection and grinding. The iron ore concentrate was obtained from a ball milling-wet magnetic separation process in the Gol-e-Gohar complex. In order to ensure the homogeneity and representativeness ...

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硫酸渣脱硫制备高品质铁精矿研究进展

2017-6-22 · Abstract: The preparation of high-quality iron concentrate from pyrite cinder by means of desulphurization has potential industrial applications. On one hand, the comprehensive utilization of pyrite cinder can be achieved, while on the other hand, the environmental problems that

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某铁精矿浮选脱硫试验研究_矿道网

2017-4-12 · As a result , the sulfide in this iron concentrate was successfully removed, making the iron grade of the final concentrate as high as 67.64% and reducing its sulfur content to 0.078%. Keywords :Iron concentrate, Desulphurization by flotation, Regrinding, Activator, Composite collector

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山西某磁选铁精矿浮选脱硫试验-矿业114网

2019-7-22 · 山西某磁选铁精矿铁品位为 65.16%,S 含量高达 2.62%,主要铁矿物为磁铁矿,占总铁的 92.23%;含 硫矿物主要为磁黄铁矿和黄铁矿,分别占总硫的 53.72%和 45.67%,硫在粗粒级(+100 目)和细粒级(-325 目)的含 量相对较高,超过 70%的硫分布 ...

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新疆某铁精矿浮选脱硫试验-矿业114网

2019-2-15 · 新疆某选矿厂铁精矿硫含量较高,达 1.07%,明显高于入炉原料硫含量要求。为确定铁精矿的合理 脱硫工艺,进行了浮选试验。结果表明,试验以 FS 为活化剂、异丁基黄药为捕收剂、2#油为起泡剂,在粗选用量分 别为2 000、200、30 g/t,精选用量分别 ...

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A new physical process for desulfurization of low-rank ...

2000-10-1 · A processing route involving low temperature carbonization followed by dry magnetic separation is put forward for the desulfurization and deashing of typical low-rank lignitic coals. The −3 mm lignite samples were subjected to low temperature carbonization at 600°C for 15 min and then upgraded by magnetic separation.

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desulphurization中文_desulphurization是什么意思

desulphurization的中文意思:除硫作用,查阅desulphurization的详细中文翻译、发音、用法和例句等。除硫作用 去硫 脱硫作用 "continuous desulphurization"中文翻译 连续脱硫 "desulphurization chemical"中文翻译 脱硫剂 "desulphurization curcuit"中文翻译 脱硫回路 ...

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Ironmaking & Steelmaking期刊最新论文, 化学/材料, - X-MOL

ABSTRACT The kinetics of the reduction of magnetite concentrate particles by H2+CO mixtures have been investigated in drop-tube reactors (DTRs) to obtain rate expressions for the design of novel flash ironmaking reactors. The experimental temperature varied from 1423 K (1150°C) to 1873 K (1600°C).

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Solid State Desulphurization of Iron Ore and Empirical ...

2013-8-4 · beneficiated iron ore concentrate is presented in Table 1. The table shows that the percentage of phosphorus present in the as-beneficiated ore is 0.49%. Table 2: Result of chemical analysis of iron ore used Element/Compound Fe P SiO 2 Al 2 O 3 52.67 0.49 8.983 6.986 A. Model Validation The validity of the model is strongly rooted in equation (2)

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硫酸渣脱硫制备高品质铁精矿研究进展

2017-6-22 · Abstract: The preparation of high-quality iron concentrate from pyrite cinder by means of desulphurization has potential industrial applications. On one hand, the comprehensive utilization of pyrite cinder can be achieved, while on the other hand, the environmental problems that

Read More
BENEFICIATION, DEPHOSPHORIZATION AND

2021-10-17 · and Oshokoshoko iron ores because of its texture. This work studied the. beneficiation, dephosphorization and desulphurization of Agbaja iron ore. The raw. ore was beneficiated using several techniques namely; oil agglomeration technique, rapid magnetic separation technique, Humphrey spiral technique, froth flotation.

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Desulfurization Of Iron Equipment

Desulfurization flotation copper ore BINQ Mining. BINQ Mining Mining Equipment desulfurization flotation copper ore Print desulfurization flotation copper ore Posted atApril 29 2013 48 1433 Ratings Research on Desulphurization of an Iron Abstract Iron ore concentrate sales in a mineral processing plant appeared a trend of high . Oline Chat

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Sima Mohammadnejad Official Page

In this study, the desulphurization of iron ore concentrate using reverse flotation was investigated. In this paper first, behavior of the flotation of both pure – pyrite and iron oxides-pyrite with xanthate has been examined based on micro-flotation results and zeta-potential measurements. Then, an effort has been made to investigate the ...

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Investigation into Production of Iron Ore Concentrates ...

Investigation into Production of Iron Ore Concentrates with less than 3 percent Silica from Minnesota Taconites Report Two · Erie Concentrate ... Recent extensive installation of external hot metal desulphurization facilities at many steel works allows even lower slag volumes. ... test program is to determine the lowest silica content that it ...

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冀东某高硫铁矿浮选降硫试验研究_矿业工程论文_笔耕文化传播

2018-3-9 · It provides theoretical basis and technical support for desulphurization process of iron concentrate containing sulfur in eastern Hebei Province. The physical and chemical properties of iron concentrate are mainly determined by multielement analysis, particle size distribution, grinding fineness and multielement determination.

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PORTFOLIO – Titan

Development of a technology for producing concentrate from ilmenite ore from the Abu Galaga deposit. ... Contract for desulphurization of molten cast iron with granular magnesium at Steel Plant No. 3. YUANLI . Desulphurization system of liquid cast iron with granular magnesium for the Yuanli Metallurgical Plant.

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Laboratory and Semipilot Bioreactor Feasibility Tests for ...

2020-1-13 · Further scale-up studies under semipilot conditions (in 20 L reactors) indicated a maximum desulphurization of 63% from the sample in absence of S80. The pH, oxidation–reduction potential (ORP), and Fe2+ iron and total iron concentrations were periodically monitored in all the reactors during the course of the experiments.

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Technological Achievement-首钢国际工程(英文)

2020-11-24 · Gas-based direct reduction iron making method of methane rich gas self-reform reduction of iron concentrate 201010264346.4 Invention One kind of BFG hydrogen chloride purification and absorption compound device and method 201010264339.4 Invention

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Solid State Desulphurization of Iron Ore and Empirical ...

2013-8-4 · beneficiated iron ore concentrate is presented in Table 1. The table shows that the percentage of phosphorus present in the as-beneficiated ore is 0.49%. Table 2: Result of chemical analysis of iron ore used Element/Compound Fe P SiO 2 Al 2 O 3 52.67 0.49 8.983 6.986 A. Model Validation The validity of the model is strongly rooted in equation (2)

Read More
BENEFICIATION, DEPHOSPHORIZATION AND

2021-10-17 · and Oshokoshoko iron ores because of its texture. This work studied the. beneficiation, dephosphorization and desulphurization of Agbaja iron ore. The raw. ore was beneficiated using several techniques namely; oil agglomeration technique, rapid magnetic separation technique, Humphrey spiral technique, froth flotation.

Read More
Sima Mohammadnejad Official Page

In this study, the desulphurization of iron ore concentrate using reverse flotation was investigated. In this paper first, behavior of the flotation of both pure – pyrite and iron oxides-pyrite with xanthate has been examined based on micro-flotation results and zeta-potential measurements. Then, an effort has been made to investigate the ...

Read More
Investigation into Production of Iron Ore Concentrates ...

Investigation into Production of Iron Ore Concentrates with less than 3 percent Silica from Minnesota Taconites Report Two · Erie Concentrate ... Recent extensive installation of external hot metal desulphurization facilities at many steel works allows even lower slag volumes. ... test program is to determine the lowest silica content that it ...

Read More
Leaching of the arsenopyrite/pyrite flotation

2009-10-15 · respectively. Desulphurization levels below 65% were achieved at pH values below 0.15 and iron to concentrate ratios above 1, and the system was characterized by overall very slow kinetics. The reaction system had a direct linear relationship with iron to concentrate ratio and an inverse relationship with pH. An analysis of the pyrite/iron

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Desulfurization Of Iron Equipment

Desulfurization flotation copper ore BINQ Mining. BINQ Mining Mining Equipment desulfurization flotation copper ore Print desulfurization flotation copper ore Posted atApril 29 2013 48 1433 Ratings Research on Desulphurization of an Iron Abstract Iron ore concentrate sales in a mineral processing plant appeared a trend of high . Oline Chat

Read More
PORTFOLIO – Titan

Development of a technology for producing concentrate from ilmenite ore from the Abu Galaga deposit. ... Contract for desulphurization of molten cast iron with granular magnesium at Steel Plant No. 3. YUANLI . Desulphurization system of liquid cast iron with granular magnesium for the Yuanli Metallurgical Plant.

Read More
中冶北方工程技术有限公司

5、Beneficiation technology of increasing iron concentrate grade and decreasing impurities ... and thus efficiency of desulphurization can reach above 98% and efficiency of denitration can reach 70%. In addition, this technology has good results of removing No ...

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Laboratory and Semipilot Bioreactor Feasibility Tests for ...

2020-1-13 · Further scale-up studies under semipilot conditions (in 20 L reactors) indicated a maximum desulphurization of 63% from the sample in absence of S80. The pH, oxidation–reduction potential (ORP), and Fe2+ iron and total iron concentrations were periodically monitored in all the reactors during the course of the experiments.

Read More
Processing of the Pyrite Concentrates to Generate ...

2013-12-24 · Initial pyrite concentrate contained 49.8% sulphur, 43-86% of iron, 0.133% of cobalt, 2.4% of SiO 2, 0.57% of Al 2O3, and 0.72% of CaO. 89.5% of the material had the size less than 0.1 мм . The moisture content was 1.2%. 2.2 Methods Semi-industrial tests of

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