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Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials

Received: 10 September 2021     Accepted: 9 October 2021     Published: 27 November 2021
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Abstract

One of the activities of the Uranium production of JSC "UMP" is the processing of hard-to-open uranium-gadolinium-containing scraps. When processing materials of this type, after their dissolution, the gadolinium fluoride precipitation operation is carried out with the subsequent extraction purification of the obtained uranyl nitrate solutions. At the deposition stage, almost all the gadolinium contained in the scraps is transferred to the GdF3 precipitate and sent to the tailings dump as part of the solid waste. In order to determine the possibility of obtaining gadolinium oxide from waste processing of uran-gadolinium containing materials, exploratory studies were initiated. In the course of the work, various methods of obtaining gadolinium oxide were tested. A number of experiments were carried out to refine the modes of obtaining gadolinium oxide by the method of two-stage precipitation of oxalate. A technological scheme was developed, according to which a finished product was obtained, suitable for further use in the technology of obtaining uranium-gadolinium tablets of UMP JSC. The scheme consists of the following main operations: dissolution of gadolinium fluoride in a solution of aluminum nitrate, precipitation of gadolinium oxalate, washing of gadolinium oxalate in the first stage of precipitation with a solution of nitric acid, conversion of oxalate to gadolinium hydroxide, dissolution of hydroxide in a solution of nitric acid, re-precipitation of gadolinium oxalate, calcination to gadolinium oxide.

Published in International Journal of Mineral Processing and Extractive Metallurgy (Volume 6, Issue 4)
DOI 10.11648/j.ijmpem.20210604.12
Page(s) 79-83
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2021. Published by Science Publishing Group

Keywords

Rare Earth Elements, Precipitation of Oxalates, Gadolinium Oxide

References
[1] Stepanov S. I., Chekmarev A. M. Separation of rare earth elements. The textbook of the D. I. Mendeleev Russian Technical University. Moscow. 2016.
[2] Eyring L. Advances in chemistry and technology of rare earth elements. Moscow, "Metallurgy". 1970.
[3] Zubovich I. A. Inorganic chemistry. Moscow. 1989.
[4] Kashurin R. R., Svakhina Ya. A. Influence of the pH of the medium on the solubility of carbonates and hydroxides of rare earth metals. Bulletin of the Technological University. St. Petersburg. 2021.
[5] Matyukha, V. A. Oxalates of rare earth elements and actinoids. Moscow. 2008.
[6] Maslov S. A. Extraction of metals and inorganic compounds from waste. Moscow. “Metallurgy”. 1985.
[7] Gusset E. A method for extracting gadolinium from waste from the production of storage devices. US Patent 4 198231. 1980.
[8] Nikitin E. V., Polyakov L. A., Monastyrev Yu. A., Pashina O. V. Method of obtaining gadolinium oxide. Patent RU 2159740. 2000.
[9] Bochkarev E. P., Elyutin A. V. Chemical, sorption and extraction methods for the production and purification of rare metals. Moscow. 1978.
[10] Ryabchikov D. I., Ryabukhin V. A. Analytical chemistry of rare earth elements and yttrium. Moscow. "The science". 1966.
[11] Rivlin Yu. I., Korotkov M. A., Chernobyl V. N. Metals and their substitutes. “Metallurgy”. 1973.
[12] Novozhenov V. A. Introduction to inorganic chemistry. Educational publication. Altai State University. 2001.
[13] Barbalat Yu. A., Vlasov Yu. G. New handbook of chemist and technologist. "Peace and Family". 2002.
[14] Turaev NS, Zherin II Chemistry and technology of uranium. Moscow. 2005.
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    Manarbek Kylyshkanov, Natalya Yaroshenko, Galina Gusakova, Anna Dorn, Andrey Gofman, et al. (2021). Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials. International Journal of Mineral Processing and Extractive Metallurgy, 6(4), 79-83. https://doi.org/10.11648/j.ijmpem.20210604.12

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    ACS Style

    Manarbek Kylyshkanov; Natalya Yaroshenko; Galina Gusakova; Anna Dorn; Andrey Gofman, et al. Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials. Int. J. Miner. Process. Extr. Metall. 2021, 6(4), 79-83. doi: 10.11648/j.ijmpem.20210604.12

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    AMA Style

    Manarbek Kylyshkanov, Natalya Yaroshenko, Galina Gusakova, Anna Dorn, Andrey Gofman, et al. Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials. Int J Miner Process Extr Metall. 2021;6(4):79-83. doi: 10.11648/j.ijmpem.20210604.12

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  • @article{10.11648/j.ijmpem.20210604.12,
      author = {Manarbek Kylyshkanov and Natalya Yaroshenko and Galina Gusakova and Anna Dorn and Andrey Gofman and Yuri Varyvdin},
      title = {Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials},
      journal = {International Journal of Mineral Processing and Extractive Metallurgy},
      volume = {6},
      number = {4},
      pages = {79-83},
      doi = {10.11648/j.ijmpem.20210604.12},
      url = {https://doi.org/10.11648/j.ijmpem.20210604.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmpem.20210604.12},
      abstract = {One of the activities of the Uranium production of JSC "UMP" is the processing of hard-to-open uranium-gadolinium-containing scraps. When processing materials of this type, after their dissolution, the gadolinium fluoride precipitation operation is carried out with the subsequent extraction purification of the obtained uranyl nitrate solutions. At the deposition stage, almost all the gadolinium contained in the scraps is transferred to the GdF3 precipitate and sent to the tailings dump as part of the solid waste. In order to determine the possibility of obtaining gadolinium oxide from waste processing of uran-gadolinium containing materials, exploratory studies were initiated. In the course of the work, various methods of obtaining gadolinium oxide were tested. A number of experiments were carried out to refine the modes of obtaining gadolinium oxide by the method of two-stage precipitation of oxalate. A technological scheme was developed, according to which a finished product was obtained, suitable for further use in the technology of obtaining uranium-gadolinium tablets of UMP JSC. The scheme consists of the following main operations: dissolution of gadolinium fluoride in a solution of aluminum nitrate, precipitation of gadolinium oxalate, washing of gadolinium oxalate in the first stage of precipitation with a solution of nitric acid, conversion of oxalate to gadolinium hydroxide, dissolution of hydroxide in a solution of nitric acid, re-precipitation of gadolinium oxalate, calcination to gadolinium oxide.},
     year = {2021}
    }
    

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  • TY  - JOUR
    T1  - Research on Obtaining Gadolinium Oxide from Waste Technologies for Processing of Uranium-gadolinium Containing Materials
    AU  - Manarbek Kylyshkanov
    AU  - Natalya Yaroshenko
    AU  - Galina Gusakova
    AU  - Anna Dorn
    AU  - Andrey Gofman
    AU  - Yuri Varyvdin
    Y1  - 2021/11/27
    PY  - 2021
    N1  - https://doi.org/10.11648/j.ijmpem.20210604.12
    DO  - 10.11648/j.ijmpem.20210604.12
    T2  - International Journal of Mineral Processing and Extractive Metallurgy
    JF  - International Journal of Mineral Processing and Extractive Metallurgy
    JO  - International Journal of Mineral Processing and Extractive Metallurgy
    SP  - 79
    EP  - 83
    PB  - Science Publishing Group
    SN  - 2575-1859
    UR  - https://doi.org/10.11648/j.ijmpem.20210604.12
    AB  - One of the activities of the Uranium production of JSC "UMP" is the processing of hard-to-open uranium-gadolinium-containing scraps. When processing materials of this type, after their dissolution, the gadolinium fluoride precipitation operation is carried out with the subsequent extraction purification of the obtained uranyl nitrate solutions. At the deposition stage, almost all the gadolinium contained in the scraps is transferred to the GdF3 precipitate and sent to the tailings dump as part of the solid waste. In order to determine the possibility of obtaining gadolinium oxide from waste processing of uran-gadolinium containing materials, exploratory studies were initiated. In the course of the work, various methods of obtaining gadolinium oxide were tested. A number of experiments were carried out to refine the modes of obtaining gadolinium oxide by the method of two-stage precipitation of oxalate. A technological scheme was developed, according to which a finished product was obtained, suitable for further use in the technology of obtaining uranium-gadolinium tablets of UMP JSC. The scheme consists of the following main operations: dissolution of gadolinium fluoride in a solution of aluminum nitrate, precipitation of gadolinium oxalate, washing of gadolinium oxalate in the first stage of precipitation with a solution of nitric acid, conversion of oxalate to gadolinium hydroxide, dissolution of hydroxide in a solution of nitric acid, re-precipitation of gadolinium oxalate, calcination to gadolinium oxide.
    VL  - 6
    IS  - 4
    ER  - 

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Author Information
  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

  • Ulba Metallurgical Plant, Ust-Kamenogorsk, The Republic of Kazakhstan

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