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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">cvmet</journal-id><journal-title-group><journal-title xml:lang="ru">Известия вузов. Цветная металлургия</journal-title><trans-title-group xml:lang="en"><trans-title>Izvestiya. Non-Ferrous Metallurgy</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0021-3438</issn><issn pub-type="epub">2412-8783</issn><publisher><publisher-name>НИТУ МИСИС</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17073/0021-3438-2016-2-18-25</article-id><article-id custom-type="elpub" pub-id-type="custom">cvmet-338</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Металлургия цветных металлов</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Metallurgy of Non-Ferrous Metals</subject></subj-group></article-categories><title-group><article-title>ТЕРМОДИНАМИКА И КИНЕТИКА ПРОЦЕССА ТЕРМИЧЕСКОЙ ДИССОЦИАЦИИ ДОЛОМИТА</article-title><trans-title-group xml:lang="en"><trans-title>Thermodynamics and kinetics of dolomite thermal dissociation</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Белоусов</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Belousov</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>канд. техн. наук, доцент кафедры металлургии алюминия</p><p>620002, г. Екатеринбург, ул. Мира, 19</p></bio><bio xml:lang="en"><p>the Department of aluminium metallurgy</p><p>Cand. Sci. (Eng.), Associate Professor</p><p>620002, Russia, Yekaterinburg, Mira str., 19</p></bio><email xlink:type="simple">metalmg@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Селиванов</surname><given-names>Е. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Selivanov</surname><given-names>E. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>докт. техн. наук, директор </p><p>620016, г. Екатеринбург, ул. Амундсена, 101</p></bio><bio xml:lang="en"><p>Dr. Sci (Eng.), Director of the Institute of Metallurgy</p><p>620016, Russia, Yekaterinburg, Amundsen str., 101</p></bio><email xlink:type="simple">pcmlab@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гуляева</surname><given-names>Р. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Gulyaeva</surname><given-names>R. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>канд. хим. наук, ст. науч. сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci, Senior researcher </p></bio><email xlink:type="simple">pcmlab@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тюшняков</surname><given-names>С. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Tyushnyakov S.N.</surname><given-names>S. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>аспирант</p></bio><bio xml:lang="en"><p>Postgraduate </p></bio><email xlink:type="simple">pcmlab@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ракипов</surname><given-names>Д. Ф.</given-names></name><name name-style="western" xml:lang="en"><surname>Rakipov</surname><given-names>D. F.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кафедра металлургии легких металлов </p><p>канд. техн. наук, доцент </p></bio><bio xml:lang="en"><p>the Department of light metals metallurgy </p><p>Cand. Sci (Eng.), Associate Professor</p></bio><email xlink:type="simple">rakipov@list.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Уральский федеральный университет (УрФУ) им. первого Президента России Б.Н. Ельцина, г. Екатеринбург</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ural Federal University (UrFU)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт металлургии (ИМЕТ) УрО РАН, г. Екатеринбург</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ural Branch of the Russian Academy Science (IMET)</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2016</year></pub-date><pub-date pub-type="epub"><day>03</day><month>06</month><year>2016</year></pub-date><volume>0</volume><issue>2</issue><fpage>18</fpage><lpage>25</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Белоусов М.В., Селиванов Е.Н., Гуляева Р.И., Тюшняков С.Н., Ракипов Д.Ф., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Белоусов М.В., Селиванов Е.Н., Гуляева Р.И., Тюшняков С.Н., Ракипов Д.Ф.</copyright-holder><copyright-holder xml:lang="en">Belousov M.V., Selivanov E.N., Gulyaeva R.I., Tyushnyakov S.N. S.N., Rakipov D.F.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://cvmet.misis.ru/jour/article/view/338">https://cvmet.misis.ru/jour/article/view/338</self-uri><abstract><p>Приведены результаты исследований термодинамических основ и кинетики процессов термической диссоциации доломитов уральских месторождений. Образцы доломита отличаются долей и крупностью включений кальцита, что определяет отличия в кинетике их диссоциации. Установлено, что диссоциация доломитов протекает по двухстадийной модели, лимитируемой на первой стадии реакцией на трехмерной поверхности, а на второй – кинетическим уравнением, имеющим порядок, близкий к 0,3 и 0,6. </p></abstract><trans-abstract xml:lang="en"><p>Here we present the results of studying thermodynamic principles and kinetics of thermal dissociation of dolomites in the Urals deposits. Dolomite samples vary by fractions and grain size of calcite inclusions that determines the differences in their dissociation kinetics. It was found that dolomite dissociation occurs based on the two-stage model limited at the first stage by the reaction on a three-dimensional surface and at the second stage – by the kinetic equation with a degree close to 0,3 and 0,6. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>производство магния</kwd><kwd>силикотермия</kwd><kwd>термодинамика</kwd><kwd>кинетика</kwd><kwd>доломит</kwd><kwd>обжиг</kwd><kwd>диссоциация</kwd><kwd>моделирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>magnesium production</kwd><kwd>silicothermy</kwd><kwd>thermodynamics</kwd><kwd>kinetics</kwd><kwd>dolomite</kwd><kwd>roasting</kwd><kwd>dissociation</kwd><kwd>modeling</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Белоусов М.В., Ракипов Д.Ф., Никоненко Е.А., Колесникова М.П. Исследование механизма разложения доломита Среднего Урала // Цв. металлы. 2012. No. 4. С. 50—52. 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