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Insolubilization method of the fluorine in waste foundry

2012-2-20  Insolubilization method of the fluorine in waste foundry sand and the production method of the roadbed material February 2012 Journal of Japan Society of Civil Engineers Ser G (Environmental ...

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INSOLUBILIZATION METHOD OF THE FLUORINE IN ...

Article “INSOLUBILIZATION METHOD OF THE FLUORINE IN WASTE FOUNDRY SAND AND THE PRODUCTION METHOD OF THE ROADBED MATERIAL” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and ...

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INSOLUBILIZATION METHOD OF THE FLUORINE IN ...

フッ素で汚染された鋳物廃砂(クロマイトサンド含有)中のフッ素の不溶化方法およびフッ素不溶化後の鋳物廃砂を用いて路盤材を製造する方法について検討した.さらに,実用化規模で不溶化実験と路盤材製造の実証試験を行った.その結果,以下の知見を得た.(1)MgOの配合手順の工

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insolubilization method of the fluorine in waste foundry

2021-11-1  WO2013035435A1 - Method for treating waste material in ... [Purpose] To provide a technology such that a toxic substance contained in waste sand and waste collected dust from a foundry, such as heavy metals, fluorine, and boron, can be insolubilized at low cost.

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INSOLUBILIZATION METHOD OF THE FLUORINE IN WASTE

We have studied how the fluorine-insoluble in the waste foundry sand (chromite sand) and production method of the roadbed material with insolubilized waste foundry sand. And we got following knowledges. (1) We found a minimum mixing rate to insolubilize of fluorine in the waste foundry sand by the ingenuity of mixing procedure. (2) Now we can insolubilize the

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INSOLUBILIZATION METHOD OF THE FLUORINE IN ...

Keywords: waste foundry sand, insolubilization, roadbed material, fluorine, production method Full Text PDF [701K] Abstracts References(12) 1) 大山將:特許第4109017号,汚染土壌の固化・不溶化方法,2008. 2) 松山祐介:特許第3972013号,汚染土壌の固化 ...

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insolubilization method of the fluorine in waste foundry

2021-10-28  [Purpose] To provide a technology such that a toxic substance contained in waste sand and waste collected dust from a foundry, such as heavy metals, fluorine . Jul 15, 2016 Insolubilization method of the fluorine in waste foundry sand and the production method of the roadbed material J. Jpn. Soc. Civil Eng. (Environ. Res.) , 68 ( 2012 )

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Insolubilizer and insolubilization method of fluorine in

JP-4788721-B2 chemical patent summary.

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Waste in the Foundry Industry - tandfonline

2022-2-23  waste, are reused in the foundry pro-cesses. Foundry Wastes Foundry Solid Waste An overall materials balance for a foundry is shown in Figure 2. Metal for melting and core and mold materials are the major input streams, while product and waste core and mold mate-rials make up most of the output. Many foundries employ internal recycling of

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Evolution and distribution characteristics of fluorine during

2019-9-4  In this study, the evolution and distribution of fluorine during the incineration of fluorine-containing waste in a hazardous waste incinerator were investigated. The evolution characteristics of fluorine during the pyrolysis of the waste were investigated using thermogravimetric analyzer coupled with Fourier transform infrared spectroscopy (TG-FTIR) analysis. The distribution of

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Insolubilizer and insolubilization method of fluorine in

JP-4788721-B2 chemical patent summary.

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Manufacturing method of insolubilization and roadbed

2008-11-21  Corpus ID: 139217835; Manufacturing method of insolubilization and roadbed material waste casting sand containing fluorine @inproceedings{2008ManufacturingMO, title={Manufacturing method of insolubilization and roadbed material waste casting sand containing fluorine}, author={古賀 康之 and 寺薗 克博 and 深山 正光}, year={2008} }

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Fluorine disposal processes for nuclear applications

@article{osti_7108883, title = {Fluorine disposal processes for nuclear applications}, author = {Netzer, W D}, abstractNote = {A study was performed to determine the best method for disposing of waste fluorine in the effluent from a uranium oxide conversion facility. After reviewing the fluorine disposal literature and upon considering the nuclear safety constraints, it was

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Influence of the peptide insolubilization method on

Different methods of peptide insolubilization in solid phase were compared in ELISA, to verify the influence of the peptide antigen presentation in the interaction with related antibodies. Our studies were performed using as model the peptide fragment 163-171 of human Interleukin 1 beta, and polyclonal or monoclonal anti-peptide antibodies.

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(PDF) Method Development for the Determination of

2013-4-1  The limit of detection and characteristic mass of the method were 0.18 and 0.058 ng of F, respectively which are appropriate to detect the

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foundry-planet - B2B Portal: Innovative recycling of

2020-3-2  Innovative recycling of foundry waste. With the help of new technologies, metal-bearing dust, grinding sludges and mill scale can be returned to the production cycle again. Cronimet Envirotec recovers metal residues from hazardous non-hazardous waste via vacuum distillation and briquetting. Every day, large quantities of waste are generated ...

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INDIANA DEPARTMENT OF E ANAGEMENT Foundry

2021-8-11  Foundry Waste Classification Guidelines 4 of 14 methods, sampling strategies and applicable sampling equipment are found in Chapter 9 of “Test Metho ds for Evaluating Solid Waste, Physical/Chemical Methods” SW -846, 3rd Edition. It is recommended that you prepare a sampling and analysis plan prior to sample collection and testing.

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BENEFITS AND RISKS OF USING WASTE FOUNDRY SAND

2020-12-4  Progress 05/17/05 to 05/16/10 Outputs Progress Report Objectives (from AD-416) Each year, foundries in the U.S. landfill several million tons of waste sand that can no longer be used to make metalcasting molds and cores. These waste foundry sands are potentially useful as a soil amendment and ingredient in manufactured soils; however, potentially harmful organics

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Waste in the Foundry Industry - tandfonline

2022-2-23  waste, are reused in the foundry pro-cesses. Foundry Wastes Foundry Solid Waste An overall materials balance for a foundry is shown in Figure 2. Metal for melting and core and mold materials are the major input streams, while product and waste core and mold mate-rials make up most of the output. Many foundries employ internal recycling of

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Mechanical and thermal methods for reclamation of waste

2021-2-1  Khan et al. (2018) conducted a foundry survey in Kolhapur, India, and it was observed that approximately 60% green sand and 40% chemically bonded sand are used. Waste sand from these foundries contains a mixture of green sand and chemically bonded sand as depicted in Fig. 1.Presently, WFS is mostly disposed in dumping sites because it cannot be used directly for

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Reduction of Fluorine-containing Industrial Waste Using

2009-9-21  About 30% of industrial waste from semiconductor plants is fluorine-containing waste. To decrease this we examined a new waste treatment method. This paper describes the theory, features and performance of this method. In this method, fluorine contained in waste is fixated to AIF 3 using an aluminum treatment agent, which reduces fluorine

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Determination of fluorine in aluminum production waste

2014-11-26  The potentiometric determination of fluoride with the use of an ЭKOM-F ion-selective electrode in red muds (waste of aluminum production) is described. The accuracy of ionometric determination of fluorine is estimated. The results are supported by the “added-found” method and the method of varying the sample weight, as well as by a comparison with the

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Influence of the peptide insolubilization method on

Different methods of peptide insolubilization in solid phase were compared in ELISA, to verify the influence of the peptide antigen presentation in the interaction with related antibodies. Our studies were performed using as model the peptide fragment 163-171 of human Interleukin 1 beta, and polyclonal or monoclonal anti-peptide antibodies.

Inquire now

Decontamination of metal-contaminated waste foundry

2016-7-15  Waste foundry sand (WFS), which is a hazardous byproduct from the foundry industry, is often contaminated with potentially toxic elements (PTEs), such as Cu, Pb and Zn, and widely re-utilized as a construction material. ... Insolubilization method of the fluorine in waste foundry sand and the production method of the roadbed material. J. Jpn ...

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Fluorine Determination Method - Metallurgist Mineral

2021-2-13  A standard method is needed for the determination of fluorine in coal, and there is little published information on the occurrence of fluorine in U.S. coals. Churchill, Rowley, and Martin reported 0.0085 to 0.0295 percent fluorine in eight coals they analyzed, and Bradford found 0.0040 to 0.0132 percent in six western coals.

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[Environmental toxicity of waste foundry sand] - PubMed

The five waste foundry sands had quite different compositions and levels of VOCs, which resulted in different levels of inhibition effects on the luminescent bacteria (30% and 95%). Additionally, the soil DHA tests suggested that metal pollutants in waste foundry sands may inhibit the soil microbial activity, whereas organics in the sands may ...

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INDIANA DEPARTMENT OF E ANAGEMENT Foundry

2021-8-11  Foundry Waste Classification Guidelines 4 of 14 methods, sampling strategies and applicable sampling equipment are found in Chapter 9 of “Test Metho ds for Evaluating Solid Waste, Physical/Chemical Methods” SW -846, 3rd Edition. It is recommended that you prepare a sampling and analysis plan prior to sample collection and testing.

Inquire now

BENEFITS AND RISKS OF USING WASTE FOUNDRY SAND

2020-12-4  Progress 05/17/05 to 05/16/10 Outputs Progress Report Objectives (from AD-416) Each year, foundries in the U.S. landfill several million tons of waste sand that can no longer be used to make metalcasting molds and cores. These waste foundry sands are potentially useful as a soil amendment and ingredient in manufactured soils; however, potentially harmful organics

Inquire now

Mechanical and thermal methods for reclamation of waste

2021-2-1  Khan et al. (2018) conducted a foundry survey in Kolhapur, India, and it was observed that approximately 60% green sand and 40% chemically bonded sand are used. Waste sand from these foundries contains a mixture of green sand and chemically bonded sand as depicted in Fig. 1.Presently, WFS is mostly disposed in dumping sites because it cannot be used directly for

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Waste Foundry Sand in Concrete Production Instead of

2022-3-23  The by-product of the foundry industry is waste foundry sand (WFS). The use of WFS in building materials will safeguard the ecosystem and environmental assets while also durable construction. The use of industrial waste in concrete offsets a shortage of environmental sources, solves the waste dumping trouble and provides another method of ...

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