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A spent vanadium catalyst, from the plant of metallurgical type, was leached in a potassium hydroxide solution to recover vanadium. The effect of time, temperature, concentration of basic, catalyst particle size and phase ratio was studied. The results showed that for a 160–750 μm catalyst leached for 4 h at 313.15 K in the presence of 10% potassium hydroxide solution at a liquid: solid ratio of 20:1, the extent of leaching of V was about 87%. Additionally, separation of vanadium from such a solution was investigated by the ion exchange method. Two types of polymer strongly basic ion exchangers were used. The ion exchange tests indicate that vanadium were loaded from the post-leaching solution with high efficiency. On this basis a flowsheet for the proposed process of a complex utilization of the spent vanadium catalyst is presented.
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1--7
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Bibliogr. 14 poz., rys., tab.
Twórcy
autor
- Nicolaus Copernicus University in Toruń, Faculty of Chemistry, ul. Gagarina 7, 87-100 Toruń, Poland
autor
- Institute of Plant Protection – National Research Institute, ul. Władysława Węgorka 20, 60-318 Poznań
autor
- Nicolaus Copernicus University in Toruń, Faculty of Chemistry, ul. Gagarina 7, 87-100 Toruń, Poland
autor
- Nicolaus Copernicus University in Toruń, Faculty of Chemistry, ul. Gagarina 7, 87-100 Toruń, Poland
autor
- Nicolaus Copernicus University in Toruń, Faculty of Chemistry, ul. Gagarina 7, 87-100 Toruń, Poland
autor
- Nicolaus Copernicus University in Toruń, Faculty of Chemistry, ul. Gagarina 7, 87-100 Toruń, Poland
Bibliografia
- 1. Drużyński, S., Mazurek, K. & Białowicz, K. (2014). The use of ion exchange in the recovery of vanadium from the mass of a spent catalyst used in the oxidation of SO2 to SO3. Pol. J. Chem. Technol. 16(2), 69–73. DOI: 10.2478/pjct-2014-0032.
- 2. Mazurek, K. (2014). Removal of vanadium, potassium and iron from spent vanadium catalyst by leaching with citric acid at atmospheric pressure. Pol. J. Chem. Technol. 16(1), 59–62. DOI: 10.2478/pjct-2014-0010.
- 3. Mazurek, K. (2012). Extraction of vanadium and potassium compounds from the spent vanadium catalyst from the metallurgical plant. Pol. J. Chem. Technol. 14(2), 49–53. DOI:10.2478/v10026-012-0070-9.
- 4. Khorfan, S., Wahoud, A. & Reda Y. (2001). Recovery of vanadium pentaoxide from spent catalyst used in the manufacture of sulphuric acid. Periodica Polythechnica Ser. Chem. Eng. 45(2), 131–137.
- 5. Mohanty, J., Rath, P.C., Bhattacharya, I.N. & Paramguru, R.K. (2011). The recovery of vanadium from spent catalyst: a case study. Mineral Processing and Extractive Metallurgy 120, 56–60. DOI: 10.1179/037195510X12772935654909.
- 6. Magnani, J.L., Kachan, G.C. & Ferreira, N.L. (2000). Vanadium recovery by leaching in spent catalyst for sulfuric acid production. Rev. Ciencia Technol. 8, 85–90.
- 7. Lozano, L.J. & Juan, D. (2001). Leaching of vanadium from spent sulphuric acid catalysts. Miner. Eng. 5, 543–546. DOI: 10.1016/S0892-6875(01)00042-5.
- 8. Brouwer, P. (2006). Theory of XRF. Almelo, Netherlands: Panalytical.
- 9. Grobela, M. & Grzesiak, P. (2007). The influence of iron compounds in the sulfuric acid catalyst on the SO2 oxidation process. Pol. J. Chem. Technol. 1(9), 2–6. DOI: 10.2478/v10026-007-0002-2.
- 10. Grzesiak, P., Grobela, M. & Motała, M. (2007). The influence of the catalyst work time on SO2 emission quantity from the sulfuric acid system and the catalyst waste material. Pol. J. Chem. Technol. 3(9), 134–137. DOI: 10.2478/v10026-007-0073-0. 1_3_2018 (612) Mazurek
- 11. Ksibi, M., Elaloui, E., Houas, A. & Moussa, N. Diagnosis of deactivation sources for vanadium catalyst used in SO2 oxidation reaction and optimization of vanadium extraction from deactivated catalysts. Appl. Surf. Sci. 220, 105–112. DOI:10.1016/S0169-4332(03)00748-7.
- 12. Mazurek, K. & Grzesiak, P. (2017) Separation of vanadium ions from the post – leaching solution of spent vanadium catalyst. Przem. Chem. 6 (96), 1390–1393. DOI: 10.15199/62.2017.6.36.
- 13. Zeng, L. & Cheng, C.Y. (2009). A literature review of the recovery of molybdenum and vanadium from spent hydrodesulphurization catalysts. Part I: metallurgical processes. Hydrometallurgy 98, 1–9. DOI: 10.1016/j.hydromet.2009.03.010.
- 14. Zeng, L. & Cheng, C.Y. (2009). A literature review of the recovery of molybdenum and vanadium from spent hydrodesulphurization catalysts. Part II: separation and purification. Hydrometallurgy 98, 10–20. DOI:10.1016/j.hydromet.2009.03.012
Uwagi
Opracowanie rekordu w ramach umowy 509/P-DUN/2018 ze środków MNiSW przeznaczonych na działalność upowszechniającą naukę (2018).
Typ dokumentu
Bibliografia
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bwmeta1.element.baztech-46e1f30a-23ff-4680-b80a-95245bdea0f9