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  <front>
    <journal-meta>
      <journal-id journal-id-type="issn">2411-3336</journal-id>
      <journal-id journal-id-type="eissn">2541-9404</journal-id>
      <journal-title-group>
        <journal-title xml:lang="ru">Записки Горного института</journal-title>
        <journal-title xml:lang="en">Journal of Mining Institute</journal-title>
      </journal-title-group>
      <publisher>
        <publisher-name xml:lang="ru">Санкт-Петербургский горный университет императрицы Екатерины ΙΙ</publisher-name>
        <publisher-name xml:lang="en">Empress Catherine II Saint Petersburg Mining University</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id custom-type="pmi" pub-id-type="custom">pmi-11006</article-id>
      <article-id pub-id-type="uri">https://pmi.spmi.ru/pmi/article/view/11006</article-id>
      <article-categories>
        <subj-group subj-group-type="section-heading" xml:lang="ru">
          <subject>Без раздела</subject>
        </subj-group>
        <subj-group subj-group-type="section-heading" xml:lang="en">
          <subject>Without section</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title xml:lang="en">Calculation of the main parameters of the combined method of unstrengthening of hard-to-collapse rocks</article-title>
        <trans-title-group xml:lang="ru">
          <trans-title>Расчет основных параметров комбинированного способа разупрочнения труднообрушаемых пород</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author" corresp="yes">
          <name name-style="eastern">
            <surname>Bezkaravayny</surname>
            <given-names>V. G.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Безкаравайный</surname>
              <given-names>В. Г.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Bezkaravayny</surname>
              <given-names>V. G.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff1"/>
        </contrib>
        <aff-alternatives id="aff1">
          <aff>
            <institution xml:lang="ru"> (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en"> (Russia)</institution>
          </aff>
        </aff-alternatives>
        <contrib contrib-type="author">
          <name name-style="eastern">
            <surname>Morozov</surname>
            <given-names>G. I.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Морозов</surname>
              <given-names>Г. И.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Morozov</surname>
              <given-names>G. I.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff2"/>
        </contrib>
        <aff-alternatives id="aff2">
          <aff>
            <institution xml:lang="ru"> (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en"> (Russia)</institution>
          </aff>
        </aff-alternatives>
      </contrib-group>
      <pub-date pub-type="epub" iso-8601-date="1980-02-01">
        <day>01</day>
        <month>02</month>
        <year>1980</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>1980</year>
      </pub-date>
      <volume>82</volume>
      <fpage>50</fpage>
      <lpage>54</lpage>
      <history>
        <date date-type="received" iso-8601-date="1979-08-15">
          <day>15</day>
          <month>08</month>
          <year>1979</year>
        </date>
        <date date-type="accepted" iso-8601-date="1979-10-14">
          <day>14</day>
          <month>10</month>
          <year>1979</year>
        </date>
        <date date-type="rev-recd" iso-8601-date="1980-02-01">
          <day>01</day>
          <month>02</month>
          <year>1980</year>
        </date>
      </history>
      <permissions>
        <copyright-statement xml:lang="ru">© 1980 В. Г. Безкаравайный, Г. И. Морозов</copyright-statement>
        <copyright-statement xml:lang="en">© 1980 V. G. Bezkaravayny, G. I. Morozov</copyright-statement>
        <copyright-year>1980</copyright-year>
        <copyright-holder xml:lang="ru">В. Г. Безкаравайный, Г. И. Морозов</copyright-holder>
        <copyright-holder xml:lang="en">V. G. Bezkaravayny, G. I. Morozov</copyright-holder>
        <license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0" xml:lang="ru">
          <license-p>Эта статья доступна по лицензии Creative Commons Attribution 4.0 International (CC BY 4.0)</license-p>
        </license>
        <license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0" xml:lang="en">
          <license-p>This article is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0)</license-p>
        </license>
      </permissions>
      <self-uri xlink:type="simple" xlink:href="https://pmi.spmi.ru/pmi/article/view/11006">https://pmi.spmi.ru/pmi/article/view/11006</self-uri>
      <abstract xml:lang="ru">
        <p>Комбинированный (взрывогидродинамический) способ разупрочнения масси­ва разработан сотрудниками ЛГИ с участием работников п/о „Сахалинуголъ" и применяется при отработке пластов с труднообрушаемыми кровлями ...</p>
      </abstract>
      <abstract xml:lang="en">
        <p>The combined (explosive-hydrodynamic) method of massif de-strengthening is developed by the employees of LMI with the participation of employees of the company Sakhalinugol and is used in the mining of formations with hard-to-collapse roofs ...</p>
      </abstract>
    </article-meta>
  </front>
  <body/>
  <back>
    <ref-list>
      <ref id="ref1">
        <label>1</label>
        <mixed-citation xml:lang="ru">Безкаравайный В.Г., Морозов Г.И., Алексеев Ю.И. Управление труднообрушаемыми кровлями на шахтах производственного объединения Сахалинуголь. - Уголь, 1979, № 2.</mixed-citation>
        <mixed-citation xml:lang="en">Bezkaravayny V.G., Morozov G.I., Alekseev Y.I. Management of hard-to-collapse roofs at the mines of the production association Sakhalinugol. - Ugol, 1979, No. 2.</mixed-citation>
      </ref>
      <ref id="ref2">
        <label>2</label>
        <mixed-citation xml:lang="ru">Безкаравайный В.Г., Максимов В.М., Ружан М.А. Механизм ослабления массива горных пород при ведении очистных раб в условиях шахт комбината "Сахалинуголь". - В кн.: Физические процессы горного производства. Л., изд. ЛГИ, 1975, (межвуз.сб., вып. 2).</mixed-citation>
        <mixed-citation xml:lang="en">Bezkaravayniy V.G., Maksimov V.M., Ruzhan M.A. Mechanism of weakening of the rock massif in the course of cleaning works in the conditions of mines of Sakhalinugol Production Association. - In the book: Physical Processes of Mining Production. L., PH LMI, 1975, (interuniv. Coll., vol. 2).</mixed-citation>
      </ref>
      <ref id="ref3">
        <label>3</label>
        <mixed-citation xml:lang="ru">Ржевский В.В., Новик Г.Я. Основы физики горных пород. М., Недра, 1978.</mixed-citation>
        <mixed-citation xml:lang="en">Rzhevskiy V.V., Novik G.Ya. Fundamentals of physics of rocks. M., Nedra, 1978.</mixed-citation>
      </ref>
    </ref-list>
  </back>
</article>
