Труды КНЦ (Технические науки вып.1/2023(14))

9. Технические условия № 20.20.19-006-50721851-2019 «Сульфат магния семиводный». 10. Nikolaev A. I., Maiorov V. G. New approaches to niobium and tantalum extraction technology // Doklady Chemistry. 2007. Vol. 415, Part I. P. 167-169. 11. Заявка№ 2022111497/04(024198) РФ, МПК C01 B 7/19 (2006.01). Способ концентрирования фтористоводородной кислоты; заявл. 27.04.2022. References 1. Zelikman A. N., Korshunov B. G., Elyutin A. V., Zaharov A. M. Niobij i tantal [Niobium and tantalum]. Moscow, Metallurgiya, 1990, 296 p. (In Russ.). 2. Kalinnikov V. T., Nikolaev A. I., Zaharov V. I. Gidrometallurgicheskaya kompleksnaya pererabotka netradicionnogo titano-redkometall'nogo i alyumosilikatnogo syr'ya [Hydrometallurgical complex processing of non-traditional titanium- rare-metal and aluminosilicate raw materials]. Apatity, Izd. KNCz RAN, 1999, 225 p. (In Russ.). 3. Nikolaev A. I. Pererabotka netradicionnogo titanovogo syr'ya Kol'skogo poluostrova [Processing of non- traditional titanium raw materials of the Kola Peninsula]. Apatity. Izd. KNCz RAN, 1991, 118 p. (In Russ.). 4. Baklanova I. V., Majorov B. G., Kopkov V. K. i dr. Razdelenie i ochistka niobiya i tantala ekstrakciej oktanolom iz rastvorov pererabotki otechestvennogo kolumbitovogo koncentrata [Separation and purification of niobium and tantalum by extraction with octanol from solutions of processing domestic columbite concentrate]. Himicheskaya tehnologiya [Chemical technology], 2001, No. 2, pp. 28-32. (In Russ.). 5. Nechaev A. V., Smirnov A. V., Sibilev A. S., Sokolov V. D., Koznov A. V., Polyakov E. G. Gidrometallurgicheskaya pererabotka kolumbitovogo koncentrata Zashihinskogo mestorozhdeniya [Hydrometallurgical processing of columbite concentrate from the Zashikhinsk deposit]. Himicheskaya tehnologiya [Chemical technology], 2017, No. 2, pp. 81-88. (In Russ.). 6. Smirnov A. V., Sibilev A. S., Nechaev A. V. etc. Gidrometallurgicheskaya pererabotka kolumbitovogo koncentrata [Hydrometallurgical processing of columbite concentrate]. Sb. tr. Kol'skogo nauchnogo centra RAN [Collect. Proc. of the Kola Scientific Center of the Russian Academy of Sciences], 2015, No. 2, pp. 94-96. (InRuss.). 7. Nechaev A. V. Innovacionnaya texnologiya magnijtermicheskogo polucheniya vy'sokochistogo metallicheskogo tantala: dis. kand. texn. nauk [Innovative technology of magnesium-thermal production of high-purity metallic tantalum: dis. Cand. Tech. Sciences]. Saint Petersburg, 2011, 173 p. (In Russ.). 8. Sklokin L. I., Zocz N. V., Gerasimova L. G., Nikolaev A. I., Kalinnikov V. T. Metod pirogidroliza ftoridnyh rastvorov niobiya i titana v plameni prirodnogo gaza v texnologii loparita [Method of pyrohydrolysis of fluoride solutions of niobium and titanium in a natural gas flame in loparite technology]. Trudy Vseross. konf.: Processy goreniya i vzryva v fizikoximii i texnologii neorganicheskix materialov [Proceedings of the All-Russian Conf.: Combustion and explosion processes in physical chemistry and technology of inorganic materials]. Moscow, 2002, pp. 290-294. (In Russ.). 9. Texnicheskie usloviya [Technical conditions]. No. 20.20.19-006-50721851-2019 “Sul'fat magniya semivodnyj” [Magnesium sulfate heptahydrate]. (In Russ.). 10. Nikolaev A. I., Maiorov V. G. New approaches to niobiumand tantalumextraction technology. Doklady Chemistry, 2007, Vol. 415, Part I, pp. 167-169. 11. Zayavka No [Application] 2022111497/04(024198) RF, MPK C01B7/19 (2006.01). Sposob koncentrirovaniya ftoristovodorodnoj kisloty [Method for concentrating hydrofluoric acid], appl. 27.04.2022. (In Russ.). Информация об авторах А. В. Смирнов — кандидат технических наук, руководитель НИЦ; С. В. Жуков — кандидат технических наук, заместитель руководителя НИЦ; А. П. Орлов — кандидат технических наук, ведущий инженер-технолог; А. В. Нечаев — кандидат технических наук, генеральный директор. Information about the authors A. V. Smirnov — PhD (Engineering), head of R & D Department; S. V. Zhukov — Deputy Head of R & D Department A. P. Orlov — PhD (Engineering), lead process-engineer; A. V. Nechaev — PhD (Engineering), CEO. Статья поступила в редакцию 31.01.2023; одобрена после рецензирования 31.01.2023; принята к публикации 01.02.2023. The article was submitted 31.01.2023; approved after reviewing 31.01.2023; accepted for publication 01.02.2023. Труды Кольского научного центра РАН. Серия: Технические науки. 2023. Т. 14, № 1. С. 223-228. Transactions of the Kala Science Centre of r A s . Series: Engineering Sciences. 2023. Vol. 14, No. 1. P. 223-228. © Смирнов А. В., Жуков С. В., Орлов А. П., Нечаев А. В., 2023 228

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