Initial demonstration of the vitrification of nuclear waste sludge containing an organic Cs-loaded ion exchange resin
Description
When immobilizing into borosilicate glass the radionuclides in the caustic high-level radioactive wastes stored in the USA, the soluble fission product Cs-137 has to be removed from supernates of the wastes. In the current processes zeolites or an organic precipitant will be used to remove the Cs. These solids are then treated further and mixed with the radioactive sludges and vitrified into a borosilicate glass. This paper describes the vitrification of a mixture resulting from using a new process to remove Cs from the caustic supernate. An organic ion exchange resin is used. This resin was then mixed with sludge … continued below
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16 pages
Creation Information
Bibler, N. E.; Bibler, J. P.; Andrews, M. K. & Jantzen, Carol M. January 1, 1991.
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- United States. Department of Energy. DOE; USDOE, Washington, DC (United States)
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Westinghouse Savannah River Company
Publisher Info: Westinghouse Savannah River Co., Aiken, SC (United States)Place of Publication: Aiken, South Carolina
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Description
When immobilizing into borosilicate glass the radionuclides in the caustic high-level radioactive wastes stored in the USA, the soluble fission product Cs-137 has to be removed from supernates of the wastes. In the current processes zeolites or an organic precipitant will be used to remove the Cs. These solids are then treated further and mixed with the radioactive sludges and vitrified into a borosilicate glass. This paper describes the vitrification of a mixture resulting from using a new process to remove Cs from the caustic supernate. An organic ion exchange resin is used. This resin was then mixed with sludge andfrit and vitrified. Using an organic ion exchange resin rather than zeolite or the organic precipitant has certain advantages. Some of these are discussed in the paper. Results in the paper indicate that a mixture of the resin, sludge and frit can be successfully vitrified in a joule-heated, slurry fed melter. The redox state of the glass is lowered by the presence of the resin in the feed, but the glass is still suitable as a canistered wasteform for radioactive waste glass.
Physical Description
16 pages
Notes
OSTI; NTIS; INIS; GPO Dep.
Subjects
Keywords
- Alkali Metal Isotopes
- Beta Decay Radioisotopes
- Beta-Minus Decay Radioisotopes
- Borosilicate Glass
- Cesium 137
- Cesium Isotopes
- Chemical Analysis
- Chemical Reactions
- Decomposition
- Glass
- High-Level Radioactive Wastes
- Hydrolysis
- Inorganic Ion Exchangers
- Intermediate Mass Nuclei
- Ion Exchange
- Ion Exchange Materials
- Isotopes
- Lysis
- Management
- Materials
- Melting
- Minerals
- National Organizations
- Nuclei
- Odd-Even Nuclei
- Organic Compounds
- Ph Value
- Phase Transformations
- Processing
- Radioactive Materials
- Radioactive Waste Management
- Radioactive Waste Processing
- Radioactive Wastes
- Radioisotopes
- Redox Reactions
- Reliability
- Savannah River Plant
- Silicate Minerals
- Sludges
- Solvolysis
- Us Aec
- Us Doe
- Us Erda
- Us Organizations
- Vitrification
- Waste Management
- Waste Processing
- Wastes
- Years Living Radioisotopes 052001* -- Nuclear Fuels-- Waste Processing
- Zeolites
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Source
- 16. Material Research Society international symposium on the scientific basis for nuclear waste management fall meeting, Boston, MA (United States), 30 Nov - 5 Dec 1992
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- Other: DE93006873
- Report No.: WSRC-MS-91-465
- Report No.: CONF-921101--92
- Grant Number: AC09-89SR18035
- Office of Scientific & Technical Information Report Number: 6668618
- Archival Resource Key: ark:/67531/metadc1185361
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- January 1, 1991
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- July 3, 2018, 8:14 a.m.
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- Oct. 22, 2019, 11:25 a.m.
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Bibler, N. E.; Bibler, J. P.; Andrews, M. K. & Jantzen, Carol M. Initial demonstration of the vitrification of nuclear waste sludge containing an organic Cs-loaded ion exchange resin, article, January 1, 1991; Aiken, South Carolina. (https://digital.library.unt.edu/ark:/67531/metadc1185361/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.