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japanese slag removal

JPH0650231B2 Method and apparatus for removing slag from

slag molten metal melting furnace chamber outlet Prior art date 1989-08-23 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Lifetime Application number JP2224130A Other languages Japanese (ja

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Steel slag in China: Treatment, recycling, and management

Aug 01, 2018· The expansion results of these two processes are less than 1.5%, which meets the Japanese Industrial Standards (JIS A 5015) (Oilveira et al., 2004). In Germany, the main steel slag treatment approach is to add sand containing SiO 2 and oxygen (O 2) to the steel slag to achieve stabilized steel slag (Drissen et al., 2009, Kuehn et al., 2001).

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Industrial uses of slag (the use and re-use of iron and

Jul 18, 2013· The bulk removal of silicon, phosphorous and sulphur from the hot metal product of the blast furnace by specially designed slags prior to refining in a basic oxygen furnace, has reduced tap-to-tap time, lowered cost and produced steel of much higher quality. Japanese steelmakers have spearheaded attempts to reduce slag volumes in the

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Solid Waste Management and Recycling Technology of Japan

nations, we will introduce Japanese waste management and recycling technologies, which effectively turn waste into resources or appropriately dispose of it. Due to economic development, industrialization and increasing population, problems related to the expanded consumption and depletion

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Alibaba上の高品質な除滓剤メーカーと除滓剤のソース

Quality perlite price precision casting Slag removal agent price 18-30mm 30-50mm . $0.37-$0.39 / キログラム . 25 キログラム (最小注文) 4 YRS (7) 80.0%. お問い合わせ

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Industrial uses of slag—The use and re-use of iron and

Japanese steelmakers have spearheaded attempts to reduce slag volumes in the individual unit effective for alkali removal is an acidic slag but, unfortunately, low basicity slag is exactly the opposite of what is required to ensure effective sulphur removal. Hence, a high alkali load in

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Technical Review UDC 669 . 1 . 054 . 82 Overview of Iron

slag is approximately 300 kg per ton of pig iron, and that of steel-making slag is 100–150 kg per ton of molten steel. Overall, roughly 40 million tons of iron/steel slag is produced in Japan every year. 2.2 Characteristics of iron/steel slag Iron/steel slag is composed mainly of CaO and SiO 2. Further, BF slag contains Al 2 O 3

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Direct mineralization of atmospheric CO2 using natural

Nov 27, 2020· Exclusion of natural parks protected by Japanese law and densely populated areas reduced the potential to 15 591 Gt-CO 2. Removal of volcanic and pyroclastic rocks—due to high amorphous content—results in a CO 2 mineralization potential of 1525 Gt-CO 2 spread across 726 sites.

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Steel Treating of steel Britannica

Steel Steel Treating of steel: In principle, heat-treating already takes place when steel is hot-rolled at a particular temperature and cooled afterward at a certain rate, but there are also many heat-treating process facilities specifically designed to produce particular microstructures and properties. The simplest heat-treating process is normalizing.

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Slag Wikipedia

Slag is the glass-like by-product left over after a desired metal has been separated (i.e., smelted) from its raw ore.Slag is usually a mixture of metal oxides and silicon dioxide.However, slags can contain metal sulfides and elemental metals. While slags are generally used to remove waste in metal smelting, they can also serve other purposes, such as assisting in the temperature control of

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Catching slag, Covering agent for copper alloys Japan

Stopping slag when tilting the furnace: When tilting the furnace to pour the molten metal into a mold, often slag also passes through into the mold along with the metal. At such times, floating slag removal agent while pouring stops the slag. Solidify viscous slag: Depending on the additive elements, slag can be sticky and hard to remove.

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Solid Waste Management and Recycling Technology of Japan

nations, we will introduce Japanese waste management and recycling technologies, which effectively turn waste into resources or appropriately dispose of it. Due to economic development, industrialization and increasing population, problems related to the expanded consumption and depletion

More

Technical Review UDC 669 . 1 . 054 . 82 Overview of Iron

slag is approximately 300 kg per ton of pig iron, and that of steel-making slag is 100–150 kg per ton of molten steel. Overall, roughly 40 million tons of iron/steel slag is produced in Japan every year. 2.2 Characteristics of iron/steel slag Iron/steel slag is composed mainly of CaO and SiO 2. Further, BF slag contains Al 2 O 3

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(PDF) Industrial uses of slag. The use and re-use of iron

Feb 01, 2005· Japanese steelmakers have spearheaded attempts to reduce slag volumes in the individual unit. effective for alkali removal is an acidic slag but, unfortunately, low basicity slag

More

Direct mineralization of atmospheric CO2 using natural

Nov 27, 2020· Exclusion of natural parks protected by Japanese law and densely populated areas reduced the potential to 15 591 Gt-CO 2. Removal of volcanic and pyroclastic rocks—due to high amorphous content—results in a CO 2 mineralization potential of 1525 Gt-CO 2 spread across 726 sites.

More

Alibaba上の高品質な除滓剤メーカーと除滓剤のソース

Quality perlite price precision casting Slag removal agent price 18-30mm 30-50mm . $0.37-$0.39 / キログラム . 25 キログラム (最小注文) 4 YRS (7) 80.0%. お問い合わせ

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Pretreated water-quenched-manganese-slag slurry for high

Nov 01, 2020· Presently, researches on the use of low-cost pulp or slag for desulfurization and denitrification has attracted much attention globally. However, the efficiency of the NO x conversion remains low and has a short duration. Therefore, we tried to activate the water-quenched-manganese-slag (WQMS) through the pretreatment method of calcination and additive calcination then mixed with

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Steel Treating of steel Britannica

Steel Steel Treating of steel: In principle, heat-treating already takes place when steel is hot-rolled at a particular temperature and cooled afterward at a certain rate, but there are also many heat-treating process facilities specifically designed to produce particular microstructures and properties. The simplest heat-treating process is normalizing.

More

Slag Wikipedia

Slag is the glass-like by-product left over after a desired metal has been separated (i.e., smelted) from its raw ore.Slag is usually a mixture of metal oxides and silicon dioxide.However, slags can contain metal sulfides and elemental metals. While slags are generally used to remove waste in metal smelting, they can also serve other purposes, such as assisting in the temperature control of

More

slag removal Greek translation Linguee

Suggest as a translation of "slag removal" Copy; DeepL Translator Linguee. EN. Open menu. Translator. Translate texts with the world's best machine translation technology, developed by the creators of Linguee. Linguee. Look up words and phrases in comprehensive, reliable bilingual dictionaries and search through billions of online translations.

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Henan Daye Metallurgy Casting Material Co.,Ltd Slag

Better casting materials than Japanese slag removing agents. Boiler slag removal agent for steel iron casting. Top grade grey iron foundry material factory outlet. Company Profile. Membership: On ECPlaza since 2018 Business Type: Manufacturer: Location: Henan, China

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US4666591A Slag disposal method Google Patents

A slag disposal method for disposing of slags produced in furnaces during iron or steel making processes comprises employing the steps of magnetic sorting of masses of crude slags of a size greater than a value ranging between 300 to 500 mm obtained from the furnaces into slags rich in iron (above about 50 to 60 percent) and slags not rich in iron (below about 50 to 60 percent) and then

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(PDF) Steel slag in China: Treatment, recycling, and

China's steel slag utilization rate is low compared with that of industrial countries: the utilization rate is 98.4% in Japan, 87.0% in Europe, and 84.4% in the United States. up dust removal

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