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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">catal</journal-id><journal-title-group><journal-title xml:lang="ru">Катализ в промышленности</journal-title><trans-title-group xml:lang="en"><trans-title>Kataliz v promyshlennosti</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1816-0387</issn><issn pub-type="epub">2413-6476</issn><publisher><publisher-name>LLC "KALVIS"</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">catal-1121</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>КАТАЛИЗ В ХИМИЧЕСКОЙ И НЕФТЕХИМИЧЕСКОЙ ПРОМЫШЛЕННОСТИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CATALYSIS IN CHEMICAL AND PETROCHEMICAL INDUSTRY</subject></subj-group></article-categories><title-group><article-title>Разработка структурированного катализатора для селективного восстановления O2 водородом в присутствии NO</article-title><trans-title-group xml:lang="en"><trans-title>Designing of a structured catalyst for O2 selective recovery by hydrogen in the presence of NO</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>Соловьев</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Soloviev</surname><given-names>S. A.</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.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>Кириенко</surname><given-names>П. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kiriyenko</surname><given-names>P. I.</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт физической химии им. Л.В. Писаржевского НАН Украины, Киев</institution><country>Украина</country></aff><aff xml:lang="en"><institution>L.V. Pisarzhevsky Institute of Physical Chemistry of the National Academy of Sciences of Ukraine, Kyiv</institution><country>Ukraine</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2010</year></pub-date><pub-date pub-type="epub"><day>22</day><month>01</month><year>2025</year></pub-date><volume>0</volume><issue>4</issue><fpage>13</fpage><lpage>20</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; LLC "KALVIS", 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">LLC "KALVIS"</copyright-holder><copyright-holder xml:lang="en">LLC "KALVIS"</copyright-holder><license xlink:href="https://www.catalysis-kalvis.ru/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://www.catalysis-kalvis.ru/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://www.catalysis-kalvis.ru/jour/article/view/1121">https://www.catalysis-kalvis.ru/jour/article/view/1121</self-uri><abstract><p>Исследовано влияние промотора (Pd), модифицирующих добавок оксидов редкоземельных (La2O3, CeO2) и переходных (NiO, CuO) металлов на активность катализатора Co3O4/кордиерит в реакциях восстановления О2 и NO водородом. Показано, что введение Pd и оксидов РЗМ в состав оксиднокобальтового катализатора приводит к повышению его активности в реакциях Н2 + 1/2О2 → Н2О, 2Н2 + 2NO → N2 + 2Н2О и росту селективности при восстановлении кислорода водородом в присутствии NO вследствие, возможно, уменьшения прочности связи кислорода с поверхностью и образования низкотемпературной формы кислорода, которая отсутствует у непромотированного оксиднокобальтового катализатора. Разработан структурированный катализатор Pd–Co3O4–La2O3/кордиерит, который по активности и селективности в процессе восстановления кислорода в присутствии NO, термической стойкости превосходит гранулированный Ag–Mn-контакт, используемый в промышленности для очистки технологических газов в производстве гидроксиламинсульфата от примеси кислорода.</p></abstract><trans-abstract xml:lang="en"><p>The influence of promoter (Pd), modifying additives of rare earth oxides (La2O3, CeO2) and transient (NiO, CuO) metals on the activity of the Co3O4/kordierit catalyst in O2 and NO recovery by hydrogen is studied. It is shown that the adding of Pd and the rare-earth oxides in the cobalt oxide catalyst increases its activity in the reaction H2 + 1/2O2 → H2O, 2H2 + 2NO → N2 + 2H2O and selectivity in the oxygen recovery with hydrogen in the presence of NO. Such a phenomenon can be caused by decrease in bonding strength of oxygen with a surface and formation of low-temperature form of oxygen which is non-typical for unpromoted cobalt-oxide catalyst. Structured Pd- Co3O4–La2O3/cordierite catalyst, which surpasses the commercial granulated silver-manganese one (used in purification of technological gases of production of hydroxylaminesulphate from impurity of oxygen) with reference to activity and selectivity (in the course of oxygen reduction in the presence of nitric oxide) as well as thermal stability, is developed.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>кордиерит</kwd><kwd>оксид кобальта</kwd><kwd>палладий</kwd><kwd>оксиды редкоземельных элементов</kwd><kwd>восстановление NO и О2 водородом</kwd><kwd>селективность</kwd></kwd-group><kwd-group xml:lang="en"><kwd>cordierite</kwd><kwd>cobalt oxide</kwd><kwd>palladium</kwd><kwd>rare earth elements oxide</kwd><kwd>NO and O2 reduction with hydrogen</kwd><kwd>selectivity</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">Герасименко В. И., Огарков А. 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