ji study on dephosphorization technology for high phosphorus

Study and Appliion of Catch Carbon to Produce High Study and Appliion of Catch Carbon to Produce High

Study and Appliion of Catch Carbon to Produce High

Study and Appliion of Catch Carbon to Produce HighCarbon Steel on 210 t BOF: TIAN Zhihong 1,LI Yongdong 1,WANG Haibao 1, ZHANG Xiaoming 1,LIU Qijiang 2,LI Pengcheng 2: 1.Shougang Research Institute of Technology, Beijing 100041, China; 2.No.2 Steelmaking Plant of Shougang, Beijing 100041, China

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Study on Interaction between Cerium and Phosphor in High Study on Interaction between Cerium and Phosphor in High

Study on Interaction between Cerium and Phosphor in High

This paper did the research on Interaction mechanism between Ce and P added in highcarbon steel.with the use of QUANTA400 SEM and EDS, the morphology of CePO inclusions were observed.By the Ce,O,P,S surface scanning observation of the inclusion, the inclusions were sured to be CeP or CePO compounds.furthermore,CeP compounds were irregular spherical, mainly in the grain.

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Study on Interaction between Cerium and Phosphor in High Study on Interaction between Cerium and Phosphor in High

Study on Interaction between Cerium and Phosphor in High

This paper did the research on Interaction mechanism between Ce and P added in highcarbon steel.with the use of QUANTA400 SEM and EDS, the morphology of CePO inclusions were observed.By the Ce,O,P,S surface scanning observation of the inclusion, the inclusions were sured to be CeP or CePO compounds.furthermore,CeP compounds were irregular spherical, mainly in the grain.

Get price →
Nitrogen in black phosphorus structure Science AdvancesNitrogen in black phosphorus structure Science Advances

Nitrogen in black phosphorus structure Science Advances

Group V elements in crystal structure isostructural to black phosphorus with unique puckered twodimensional layers exhibit exciting physical and chemical phenomena. However, as the first element of group V, nitrogen has never been found in the black phosphorus structure. Here, we report the synthesis of the black phosphorus–structured nitrogen at 146 GPa and 2200 K. Metastable black

Get price →
Processes Free FullText Screening and Diversity Processes Free FullText Screening and Diversity

Processes Free FullText Screening and Diversity

Twentythree strains exhibited a total phosphorus removal rate of above 50%, and 19 strains exhibited a total nitrogen removal rate of above 50%. The strain SW18NP2 showed the best denitrifying phosphorus removal (DPR) capacity, with a dephosphorization rate of 82.32% and a denitrifiion rate of 73.73%.

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journals on dephosphorization of iron orejournals on dephosphorization of iron ore

journals on dephosphorization of iron ore

study on dephosphorization technology for highphosphorus iron ore JI Jun (Beijing General Research Institute of Mining and Metallurgy,Beijing 100044,China) INTERNATIONAL JOURNAL OF TECHNOLOGY ABSTRACT: The purpose of this research effort is to determine the optimal factors for dephosphorization of a Nigerian Agbaja iron ore.

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Metal/Slag Separation Behavior of CCA with Various Slag Metal/Slag Separation Behavior of CCA with Various Slag

Metal/Slag Separation Behavior of CCA with Various Slag

The smelting reduction of high Al 2 O 3 ores with petroleum coke containing various slags was investigated in the temperature range of 1673 to 1773 K with a special focus on the effect of slag composition on the desulfurization and dephosphorization of iron nugget. The efficient smelting reduction of the carbon composite agglomerate (CCA) would greatly be affected by the mineralogy of

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Phosphorene: from theory to appliions Nature Reviews Phosphorene: from theory to appliions Nature Reviews

Phosphorene: from theory to appliions Nature Reviews

Aug 31, 2016 · Phosphorene, a monolayer of black phosphorus, earned its place among the family of 2D semiconductor materials when recent results unveiled its high carrier mobility, high

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Fiscal 2007 / Press Releases Asahi KaseiFiscal 2007 / Press Releases Asahi Kasei

Fiscal 2007 / Press Releases Asahi Kasei

With studies forecasting the depletion of phosphate mineral deposits in as little as a few decades, recovery from effluent water is potentially a valuable complementary source of phosphorus. Conventional methods of dephosphorization, however, generally recover phosphorus in the form of a mixture with many impurities.

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Scientists discover a longsoughtafter nitrogen allotrope Scientists discover a longsoughtafter nitrogen allotrope

Scientists discover a longsoughtafter nitrogen allotrope

Jun 16, 2020 · by Center for High Pressure Science & Technology Advanced Research Cheng Ji et al, Nitrogen in black phosphorus structure, Science Advances (2020). study says.

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Reducing Phosphorus to Curb Lake Eutrophiion is a Reducing Phosphorus to Curb Lake Eutrophiion is a

Reducing Phosphorus to Curb Lake Eutrophiion is a

Highresolution imaging of phosphorus mobilization and iron redox cycling in sediments from Honghu Lake, China. Journal of Soils and Sediments 2019, 39 DOI: 10.1007/s11368019023422. Travis K. Ostrom, Ahmet H. Aydilek, Allen P. Davis. HighFlow Structural Media for Removing StormwaterDissolved Phosphorous in Permeable Paving.

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Removal of phosphorus from iron ores by chemical leaching Removal of phosphorus from iron ores by chemical leaching

Removal of phosphorus from iron ores by chemical leaching

Dec 01, 2006 · JI Jun. Study on dephosphorization the chnology for highphosphorus iron ore[J]. Mining & Metallurgy, 2003, 12(2): 33–37. (in Chinese) MathSciNet Google Scholar

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Study and Appliion of Catch Carbon to Produce High Study and Appliion of Catch Carbon to Produce High

Study and Appliion of Catch Carbon to Produce High

Study and Appliion of Catch Carbon to Produce HighCarbon Steel on 210 t BOF: TIAN Zhihong 1,LI Yongdong 1,WANG Haibao 1, ZHANG Xiaoming 1,LIU Qijiang 2,LI Pengcheng 2: 1.Shougang Research Institute of Technology, Beijing 100041, China; 2.No.2 Steelmaking Plant of Shougang, Beijing 100041, China

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Research on the treatment techniques of wastewater from Research on the treatment techniques of wastewater from

Research on the treatment techniques of wastewater from

The wastewater from the production of organic phosphorus water treatment agents is characterized by poor biodegradability,complex components,and high total phosphorus concentration,and its total phosphorus mainly consists of organic phosphorus compounds.Therefore,it is difficult to be treated.The combined process,first order chemical dephosphorizationphotoelectroalytic oxidationsecondary

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High Efficiency Dephosphorization by Mixed Injection High Efficiency Dephosphorization by Mixed Injection

High Efficiency Dephosphorization by Mixed Injection

A new dephosphorization technology with introduction of partial CO2 into O2 is proposed in this paper. Thermodynamic characteristics and dephosphorization mechanism by introduction of CO2 are analyzed and the results show that using CO2 as partial dephosphorization oxidant can change the selective oxidation condition of steelmaking system, control the temperature of bath, strengthen the

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Research on the treatment techniques of wastewater from Research on the treatment techniques of wastewater from

Research on the treatment techniques of wastewater from

The wastewater from the production of organic phosphorus water treatment agents is characterized by poor biodegradability,complex components,and high total phosphorus concentration,and its total phosphorus mainly consists of organic phosphorus compounds.Therefore,it is difficult to be treated.The combined process,first order chemical dephosphorizationphotoelectroalytic oxidationsecondary

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Strengthening iron enrichment and dephosphorization of Strengthening iron enrichment and dephosphorization of

Strengthening iron enrichment and dephosphorization of

Abstract: The efficient development and utilization of highphosphorus oolitic hematite is of great strategic significance for the sustainable supply of ironore resources in China this paper, the mechanism of hightemperature pretreatment for enhancing the effect of iron enrichment and dephosphorization in the magnetization roasting–leaching process was studied by Xray diffraction

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phosphorus testing equipment for iron orephosphorus testing equipment for iron ore

phosphorus testing equipment for iron ore

phosphorus crusher machines . phosphorus iron ore crusher china shatadiauctioneerscoza. high phosphorus iron ore beneficiation in china industry Mechanism of phosphorus removal in beneficiation of high phosphorus iron ore crusher china sulphurGulin is a iron ore machine manufacturer in China tailings. electronic phosphorus testing equipment for iron ore

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Processing Mineralogy Characteristics and Utilization Processing Mineralogy Characteristics and Utilization

Processing Mineralogy Characteristics and Utilization

Based on the problems of utilization technology of oolitic hematite both at home and abroad in recent decades, this paper introduces the characteristics of oolitic hematite, and gravity concentration deslimingreverse flotation process is used for treating the Ningxiangtype oolitic hematite. The process is simple in flowsheet, easy in operation, lower cost, high adaptability, and favorable

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Impact of slag composition activity on the behavior of Impact of slag composition activity on the behavior of

Impact of slag composition activity on the behavior of

Jun JiStudy on dephosphorization technology for high phosphorus iron ore. Min Metall, 12 (2) (2003), pp. 3337. Google Scholar. Jicheng Zhou, Zhengliang Xue, Haifeng ZhangResearch on dephosphorization technology of high phosphorus oolitic hematite ore. Ironmaking, 26

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Strengthening iron enrichment and dephosphorization of Strengthening iron enrichment and dephosphorization of

Strengthening iron enrichment and dephosphorization of

Abstract: The efficient development and utilization of highphosphorus oolitic hematite is of great strategic significance for the sustainable supply of ironore resources in China this paper, the mechanism of hightemperature pretreatment for enhancing the effect of iron enrichment and dephosphorization in the magnetization roasting–leaching process was studied by Xray diffraction

Get price →
Study on Interaction between Cerium and Phosphor in High Study on Interaction between Cerium and Phosphor in High

Study on Interaction between Cerium and Phosphor in High

This paper did the research on Interaction mechanism between Ce and P added in highcarbon steel.with the use of QUANTA400 SEM and EDS, the morphology of CePO inclusions were observed.By the Ce,O,P,S surface scanning observation of the inclusion, the inclusions were sured to be CeP or CePO compounds.furthermore,CeP compounds were irregular spherical, mainly in the grain.

Get price →
Effect of coal levels during direct reduction roasting of Effect of coal levels during direct reduction roasting of

Effect of coal levels during direct reduction roasting of

May 01, 2012 · The effect of coal levels on phosphorus removal from a high phosphorus oolitic hematite ore after direct reduction roasting have been investigated. Raw ore, coal, and a dephosphorization agent were mixed and the mixture was then roasted in a tunnel kiln. The roasted products were treated by two stages of grinding followed by magnetic separation.

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Dephosphorization an overview ScienceDirect TopicsDephosphorization an overview ScienceDirect Topics

Dephosphorization an overview ScienceDirect Topics

Jan 05, 2012 · Since 1987, many steelmaking plants in Japan had been concerned about the hot metal dephosphorization pretreatment in the converter and had made rapid progress on this technology. Different technological conditions and product requirements in steelmaking plants led to different dephosphorization pretreatment approaches, as shown in Fig. 6.57, from which we can see that the dephosphorization

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Effect of Na2CO3 and CaCO3 on coreduction roasting of Effect of Na2CO3 and CaCO3 on coreduction roasting of

Effect of Na2CO3 and CaCO3 on coreduction roasting of

Abstract. Iron was recovered from blast furnace dust and highphosphorus oolitic hematite in the presence of Na 2 CO 3 and CaCO 3 additives. The functions of Na 2 CO 3 and CaCO 3 during the coreduction roasting process were investigated by XRD and SEMEDS analyses. Results indie that these additives not only hinder the reduction of fluorapatite, CaCO 3 also decreases the P content of

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Carbothermic Reduction of Phosphoric Acid Extracted from Carbothermic Reduction of Phosphoric Acid Extracted from

Carbothermic Reduction of Phosphoric Acid Extracted from

Authors: Ryoko Yoshida, Jyunpei Yoshida, Hua Fang Yu, Yasushi Sasaki, Tetsuya Nagasaka Abstract: Phosphorous is an important element for agriculture and industry and is a nonrenewable resource. Especially, yellow phosphorus is an essential material in advanced industrial technology, but phosphorus resources were not produced in Japan at all, and all depend on imports.

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Microwave Assisted Liberation of High Phosphorus Oolitic Microwave Assisted Liberation of High Phosphorus Oolitic

Microwave Assisted Liberation of High Phosphorus Oolitic

Ji, J. (2003) Study on Dephosphorization Technology for HighPhosphorus Iron Ore. Mining & Metallurgy. 12, 3337. Xia, W.T., Ren, Z.D. and Gao, Y.F. (2011) Removal of Phosphorus from High Phosphorus Iron Ores by Selective HCl Leaching Method. International Journal of Iron and Steel Research, 18, 14.

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Technical Review UDC 669 . 184 . 244 . 66 Advances in Technical Review UDC 669 . 184 . 244 . 66 Advances in

Technical Review UDC 669 . 184 . 244 . 66 Advances in

with highbasicity, highmeltingpoint slag containing F.11) In contrast, by convertertype dephosphorization, it is possible to remove P and Si by oxygen blowing using the slag of comparatively low basicity and low melting point, without F, taking advantage of the large volume of the vessels. This means that it is not necessary to

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RESEARCH AND ANALYSIS A Material Flow Analysis of RESEARCH AND ANALYSIS A Material Flow Analysis of

RESEARCH AND ANALYSIS A Material Flow Analysis of

RESEARCH AND ANALYSIS 17.48 Meat Livestock 8.34 Import Human 0.02 Export 21.28 1.13 Fertilizer industry 0.12 Livestock 0.27 Landfill, Material Flow Analysis of Phosphorus in Japan

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Phosphorus removal performance and biological Phosphorus removal performance and biological

Phosphorus removal performance and biological

1. Bioresour Technol. 2017 Nov243:204211. doi: 10.1016/j.biortech.2017.06.092. Epub 2017 Jun 19. Phosphorus removal performance and biological dephosphorization process in treating reclaimed water by Integrated Verticalflow Constructed Wetlands (IVCWs).

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Selective Leaching of Vanadium from Roasted Stone Coal by Selective Leaching of Vanadium from Roasted Stone Coal by

Selective Leaching of Vanadium from Roasted Stone Coal by

phosphorus could exceed 98% [10]. The removal of phosphorus from high phosphorus iron ores using acid leaching had also been investigated by Chen and Jin, and the high removal rate of phosphorus has been realized [11,12]. Their studies showed that it is possible to realize the effective separation of V from P by DSAD.

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Effect of MgO and Al2O3 variations in oxygen steelmaking Effect of MgO and Al2O3 variations in oxygen steelmaking

Effect of MgO and Al2O3 variations in oxygen steelmaking

AbstractOperational data of BOF and the slag samples for different starting conditions of phosphorus (0.06–0.26%P) and silicon content (0.3–1.2%Si) of hot metal have been analysed. The contribution of parameters which are well known to affect phosphorus distribution at tap, such as basicity, temperature, FeO content of slag, slag mass etc., is investigated through models of the ionic

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(PDF) Effects of calcium ferrite slag on dephosphorization (PDF) Effects of calcium ferrite slag on dephosphorization

(PDF) Effects of calcium ferrite slag on dephosphorization

For the 13 test heats with 6 min of oxygen blowing, the rate of dephosphorization and phosphorus distribution ratio reached to 50–60% and 55.9, respectively, when the calcium ferrite pellets

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Electronic Phosphorus Testing Equipment For Iron OreElectronic Phosphorus Testing Equipment For Iron Ore

Electronic Phosphorus Testing Equipment For Iron Ore

electronic phosphorus testing equipment for iron ore. ji jun study on dephosphorization technology for high. electronic phosphorus testing equipment for iron ore. ji jun study on dephosphorization technology for high phosphorus. iron ore. electronic phosphorus testing.

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Longterm Iowa State Research Shows Poultry Manure Longterm Iowa State Research Shows Poultry Manure

Longterm Iowa State Research Shows Poultry Manure

AMES, Iowa — A 20year study by Iowa State University researchers shows fertilizing cropland with poultry manure can benefit soil health and farm profits when compared to a commercial fertilizer. The study looked at longterm impacts of poultry manure on soil quality, crop yield, production costs and water quality in conventional Iowa cropping systems.

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Effects of Interfacial Oxygen Potential and Slag Phase Effects of Interfacial Oxygen Potential and Slag Phase

Effects of Interfacial Oxygen Potential and Slag Phase

potential required for dephosphorization is high, while the interfacial oxygen potential required for desiliion and demanganization is low. 4.2. Phase Changing during Slag Formation Process Phosphorus is removed from the slagmetal interface, and the slag phase changing during slag formation process has serious influence on dephosphorization.

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RESEARCH AND ANALYSIS A Material Flow Analysis of RESEARCH AND ANALYSIS A Material Flow Analysis of

RESEARCH AND ANALYSIS A Material Flow Analysis of

RESEARCH AND ANALYSIS 17.48 Meat Livestock 8.34 Import Human 0.02 Export 21.28 1.13 Fertilizer industry 0.12 Livestock 0.27 Landfill, Material Flow Analysis of Phosphorus in Japan

Get price →
Nitrogen in black phosphorus structure Science AdvancesNitrogen in black phosphorus structure Science Advances

Nitrogen in black phosphorus structure Science Advances

Group V elements in crystal structure isostructural to black phosphorus with unique puckered twodimensional layers exhibit exciting physical and chemical phenomena. However, as the first element of group V, nitrogen has never been found in the black phosphorus structure. Here, we report the synthesis of the black phosphorus–structured nitrogen at 146 GPa and 2200 K. Metastable black

Get price →
(PDF) Effects of calcium ferrite slag on dephosphorization (PDF) Effects of calcium ferrite slag on dephosphorization

(PDF) Effects of calcium ferrite slag on dephosphorization

For the 13 test heats with 6 min of oxygen blowing, the rate of dephosphorization and phosphorus distribution ratio reached to 50–60% and 55.9, respectively, when the calcium ferrite pellets

Get price →
Metal/Slag Separation Behavior of CCA with Various Slag Metal/Slag Separation Behavior of CCA with Various Slag

Metal/Slag Separation Behavior of CCA with Various Slag

The smelting reduction of high Al 2 O 3 ores with petroleum coke containing various slags was investigated in the temperature range of 1673 to 1773 K with a special focus on the effect of slag composition on the desulfurization and dephosphorization of iron nugget. The efficient smelting reduction of the carbon composite agglomerate (CCA) would greatly be affected by the mineralogy of

Get price →
Development of Hot Metal Dephosphorization Technology Development of Hot Metal Dephosphorization Technology

Development of Hot Metal Dephosphorization Technology

YI Deqiang LIU Anping YOU Liuyi (Baosteel Meishan Mining Co.,Nanjing China,210041)Study and Appliion of Dephosphorization Process for Ore Dressing at Meishan[J]Bao Steel Technology200301 4 JIANG Xiaofang MOU Jining ZHANG Geng (Steelmaking Plant of Baosteel Branch, Shanghai 200941, China) Progress in Combined Blowing Technology for

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Reducing Phosphorus to Curb Lake Eutrophiion is a Reducing Phosphorus to Curb Lake Eutrophiion is a

Reducing Phosphorus to Curb Lake Eutrophiion is a

Aug 16, 2016 · Highresolution imaging of phosphorus mobilization and iron redox cycling in sediments from Honghu Lake, China. Journal of Soils and Sediments 2019, 39 DOI: 10.1007/s11368019023422. Travis K. Ostrom, Ahmet H. Aydilek, Allen P. Davis. HighFlow Structural Media for Removing StormwaterDissolved Phosphorous in Permeable Paving.

Get price →
Carbothermic Reduction of Phosphoric Acid Extracted from Carbothermic Reduction of Phosphoric Acid Extracted from

Carbothermic Reduction of Phosphoric Acid Extracted from

Authors: Ryoko Yoshida, Jyunpei Yoshida, Hua Fang Yu, Yasushi Sasaki, Tetsuya Nagasaka Abstract: Phosphorous is an important element for agriculture and industry and is a nonrenewable resource. Especially, yellow phosphorus is an essential material in advanced industrial technology, but phosphorus resources were not produced in Japan at all, and all depend on imports.

Get price →
phosphorus testing equipment for iron orephosphorus testing equipment for iron ore

phosphorus testing equipment for iron ore

phosphorus crusher machines . phosphorus iron ore crusher china shatadiauctioneerscoza. high phosphorus iron ore beneficiation in china industry Mechanism of phosphorus removal in beneficiation of high phosphorus iron ore crusher china sulphurGulin is a iron ore machine manufacturer in China tailings. electronic phosphorus testing equipment for iron ore

Get price →
Selective Leaching of Vanadium from Roasted Stone Coal by Selective Leaching of Vanadium from Roasted Stone Coal by

Selective Leaching of Vanadium from Roasted Stone Coal by

phosphorus could exceed 98% [10]. The removal of phosphorus from high phosphorus iron ores using acid leaching had also been investigated by Chen and Jin, and the high removal rate of phosphorus has been realized [11,12]. Their studies showed that it is possible to realize the effective separation of V from P by DSAD.

Get price →