molten slag contained

Chengchuan Wu*, Guoguang Cheng, Hu Long and

-contained Slag Systems Based on the Ion and Molecule Coexistence Theory Abstract: According to the ion and molecule coexistence theory (IMCT) for molten slags and corresponding phase diagrams, a thermodynamic model for the evaluation of mass action concentrations (designated by N i for struc-ture unit i) for Ce 2 O 3-Al 2 O 3, CaO-Al 2 O 3-Ce ...

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Risk Factors of Vapor Explosion of Molten Slag in Slag ...

2020-6-10 · of high-temperature molten slag was simultaneously performed with the cooling process. This revealed only a substantial part of the reoccurring vapor explosions caused by molten slag. Vapor explosions are a physical phenomenon in which explosive boiling occurs when heat contained in molten slag is rapidly converted

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Sustainable phosphorus supply by phosphorus recovery

Guo et al. (Guo et al., 1994) investigated the phosphate reduction in molten slag contained 3.5 % P 2 O 5 with the basicity of CaO/SiO 2 = 1.1 at 1753 K, 1823 K, and 1893 K with using solid carbon, carbon saturated liquid iron, and CO gas. The exact slag compositions of slags were not presented. There were considerable un-reduced P 2 O 5 in ...

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Types of iron and steel slag : NIPPON SLAG ASSOCIATION

2020-10-18 · Blast furnace slag is recovered by melting separation from blast furnaces that produce molten pig iron. It consists of non-ferrous components contained in the iron ore together with limestone as an auxiliary materials and ash from coke. Approximately 290 kg of slag is generated for each ton of pig iron.

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Electrorefining for direct decarburization of molten iron ...

2021-9-27 · To investigate the electrorefining of molten iron in slag, ... McDanel) was set into the bottom of the primary crucible and contained the WE melt (0.97 cm 2 geometric area).

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Phase Chemistry Study of The Interactions Between Slag

The molten oxides (slag), matte and metal charges during smelting, converting and refining stages of the pyrometallurgical coppermaking processes are contained in refractory-lined vessels. The refractory materials are selected so as to provide resistance to corrosion by molten phases and thermal insulation to minimize heat losses while ...

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INTERFACIAL PHENOMENA BETWEEN MOLTEN STEEL

2015-9-7 · Addition of Steel into Molten Slag Phase As mentioned earlier, the steel sample was added to molten slag phase at 1873K through sample supplier tube. The metal sample was monitored with the aid of X-ray unit. The melting of the steel sample was found to be complete within 10s. During and after the melting, a few gas bubbles were observed.

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(PDF) Ninth International Conference on Molten Slags ...

In the slag samples, which contained between 1 and 3 wt.% chromium, 1000-10000 microg Cr(VI) were found per gram of chromium within 6-9 months of exposure to an ambient atmosphere.

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Melting temperature and viscosity characteristic of ...

2017-11-9 · Melting temperature and viscosity characteristic of dephosphorization slag contained CaO-SiO 2-FeO-B 2 O 3-MnO[J]. Chin. J. Process Eng., 2018, 18(5): 1013-1019. 杨双平 魏起书 王琛 杨波 庞锦琨. CaO-SiO 2-FeO-B 2 O 3-MnO脱磷渣熔化温度和粘度特性[J].

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Molten vs. Slag | the difference - CompareWords

(15) More challenging by far will be digging out the molten cores in the reactors themselves. (16) When the molten surface of the earth solidified over 4 X 10(9) years ago the quantity of phosphorus to be contained in the storehouse of the new planet had already been resolved.

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Chengchuan Wu*, Guoguang Cheng, Hu Long and

-contained Slag Systems Based on the Ion and Molecule Coexistence Theory Abstract: According to the ion and molecule coexistence theory (IMCT) for molten slags and corresponding phase diagrams, a thermodynamic model for the evaluation of mass action concentrations (designated by N i for struc-ture unit i) for Ce 2 O 3-Al 2 O 3, CaO-Al 2 O 3-Ce ...

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Oxygen Contents in Molten Ni in Equilibrium with Slag

A study has been carried out to measure the oxygen contents in molten Ni in equilibrium with NiO in the top slag, contained in a magnesia crucible, in the temperature range higher than 1°C. The slag 500 was composed of CaO–SiO 2–MgO satd.-NiO system with (mass% CaO)/(mass% SiO 2) = 1 and 8 mass% NiO.

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Electrorefining for direct decarburization of molten iron ...

2021-9-27 · To investigate the electrorefining of molten iron in slag, ... McDanel) was set into the bottom of the primary crucible and contained the WE melt (0.97 cm 2 geometric area).

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Ground Granulated Blast Furnace Slag | ASA | Australasian ...

After molten slag has been quenched rapidly by passing it through a trough of high pressure, high volume water sprays, the heat energy contained in the molten slag causes it to explode and instantly form granulated blast furnace slag (GBFS).

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Apparatus for retrieving a slag sample during a ...

Apparatus for retrieving a sample of slag from the surface of molten steel contained in a ladle. A hoist positioned above the ladle lowers and raises an elongated metal rod which has cardboard and metal sleeves surrounding the lower portion of the elongated metal rod.

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Renelux Commodities GBFS & GGBFS

2021-6-15 · After molten slag has been quenched rapidly by passing it through a trough of high pressure, high volume water sprays, the heat energy contained in the molten slag causes it to explode and instantly form granulated blast furnace slag (GBFS).

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Phase Chemistry Study of The Interactions Between Slag

The molten oxides (slag), matte and metal charges during smelting, converting and refining stages of the pyrometallurgical coppermaking processes are contained in refractory-lined vessels. The refractory materials are selected so as to provide resistance to corrosion by molten phases and thermal insulation to minimize heat losses while ...

Read More

(PDF) Ninth International Conference on Molten Slags ...

In the slag samples, which contained between 1 and 3 wt.% chromium, 1000-10000 microg Cr(VI) were found per gram of chromium within 6-9 months of exposure to an ambient atmosphere.

Read More

Melting temperature and viscosity characteristic of ...

2017-11-9 · Melting temperature and viscosity characteristic of dephosphorization slag contained CaO-SiO 2-FeO-B 2 O 3-MnO[J]. Chin. J. Process Eng., 2018, 18(5): 1013-1019. 杨双平 魏起书 王琛 杨波 庞锦琨. CaO-SiO 2-FeO-B 2 O 3-MnO脱磷渣熔化温度和粘度特性[J].

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Melting Temperature Test of Slag Rich in Rare Earth Oxides

2017-2-13 · Melting Temperature Test of Slag Rich in Rare Earth Oxides. Yongchun DENG, Yinju JIANG *, Yongqiang WANG. School of Materials and Metallurgy, Inner Mongolia University of Science and Technology, Baotou, Inner Mongolia 014010, China. Received: 2017-02-13 Revised: 2017-04-11 Online: 2017-12-20 Published: 2017-12-05. Contact: JIANG Yinju.

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New Standards on Recycled Aggregates and Molten

2008-5-30 · necessary to pay attention to aluminum, which is a metal contained in molten slag, since it may cause expansion and deterioration of concrete as it reacts with the alkali of cement and generates hydrogen. In Japan, JIS A 5031 [Japanese Standards Association 2006] was established for molten slag aggregate for concrete. Table 3 lists the physical ...

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Types of iron and steel slag : NIPPON SLAG ASSOCIATION

2020-10-18 · Blast furnace slag is recovered by melting separation from blast furnaces that produce molten pig iron. It consists of non-ferrous components contained in the iron ore together with limestone as an auxiliary materials and ash from coke. Approximately 290 kg of slag is generated for each ton of pig iron.

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Effects of slag composition and impurities of alloys on ...

Only for the molten steel that contained a low level of dissolved oxygen and a large amount of Fe–Si, which contained Ca as the impurity was added, CaO–Al2O3 inclusions were generated. AB - The inclusion of the MgO·Al2O3 (MA) spinel and CaO–Al2O3 are occasionally observed during the refining of Al–killed steel, even without the ...

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Three-Stage Method Energy–Mass Coupling High

2021-6-14 · High-temperature molten steel slag is a large amount of industrial solid waste containing available heat energy and resources. This paper introduces an efficient and comprehensive utilization process of high-temperature molten steel slag. The waste heat energy in the high-temperature molten steel slag can be fully recovered through the three-stage heat

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Granulated Blast Furnace Slag | ASA | Australasian (iron ...

Alternatively, the molten slag can be quenched rapidly by passing it through a trough of high pressure, high volume water sprays, during which the heat energy contained in the molten slag causes it to explode and instantly form GBFS.

Read More

Ground Granulated Blast Furnace Slag | ASA | Australasian ...

After molten slag has been quenched rapidly by passing it through a trough of high pressure, high volume water sprays, the heat energy contained in the molten slag causes it to explode and instantly form granulated blast furnace slag (GBFS).

Read More

Electrorefining for direct decarburization of molten iron ...

2021-9-27 · To investigate the electrorefining of molten iron in slag, ... McDanel) was set into the bottom of the primary crucible and contained the WE melt (0.97 cm 2 geometric area).

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MeltFlow: MeltFlow-ESR | Innovative Research, LLC

The ESR process uses AC power to heat an electrically resistive slag contained in a water-cooled mold. The heated slag melts the electrode and the droplets of molten metal descend through the slag to form a pool of molten metal under the

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(PDF) Ninth International Conference on Molten Slags ...

In the slag samples, which contained between 1 and 3 wt.% chromium, 1000-10000 microg Cr(VI) were found per gram of chromium within 6-9 months of exposure to an ambient atmosphere.

Read More

Melting Temperature Test of Slag Rich in Rare Earth Oxides

2017-2-13 · Melting Temperature Test of Slag Rich in Rare Earth Oxides. Yongchun DENG, Yinju JIANG *, Yongqiang WANG. School of Materials and Metallurgy, Inner Mongolia University of Science and Technology, Baotou, Inner Mongolia 014010, China. Received: 2017-02-13 Revised: 2017-04-11 Online: 2017-12-20 Published: 2017-12-05. Contact: JIANG Yinju.

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