<?xml version="1.0" encoding="ISO-8859-1"?><article 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">
<front>
<journal-meta>
<journal-id>1993-8012</journal-id>
<journal-title><![CDATA[Minería y Geología]]></journal-title>
<abbrev-journal-title><![CDATA[Min. Geol.]]></abbrev-journal-title>
<issn>1993-8012</issn>
<publisher>
<publisher-name><![CDATA[EDUM. Universidad de Moa]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1993-80122021000400445</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Influencia de la concentración de sólidos en el coeficiente de corrección de carga-capacidad del transporte de hidromezclas lateríticas]]></article-title>
<article-title xml:lang="en"><![CDATA[Influence of solids concentration on the load-capacity correction coefficient of lateritic hydro mix tansport]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Ramírez]]></surname>
<given-names><![CDATA[Gabriel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armas]]></surname>
<given-names><![CDATA[Yordan Rosa-de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Rojas]]></surname>
<given-names><![CDATA[Rodney]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pelegrín-Pérez]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[Liudmila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Holguín  ]]></institution>
<addr-line><![CDATA[ Holguín]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Empresa Pedro Sotto Alba- Moa Níquel S. A.  ]]></institution>
<addr-line><![CDATA[ Holguín]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Moa  ]]></institution>
<addr-line><![CDATA[ Holguín]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Oriente  ]]></institution>
<addr-line><![CDATA[ Santiago de Cuba]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>37</volume>
<numero>4</numero>
<fpage>445</fpage>
<lpage>460</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1993-80122021000400445&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1993-80122021000400445&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1993-80122021000400445&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Se analiza la influencia de la concentración de sólidos en el coeficiente de corrección de carga-capacidad de las hidromezclas lateríticas del sistema de bombeo para la operación eficaz y energéticamente eficiente en las operaciones de la tecnología ácida a presión. Se modeló el comportamiento de carga, potencia y rendimiento de la bomba cuando se maneja hidromezcla laterítica con interacciones y características de las fases, que permiten determinar el comportamiento y las características reológicas de las muestras analizadas. Se concluye que la utilización de un modelo matemático para el coeficiente de corrección obtenido de forma experimental, que relaciona la concentración de sólidos con los parámetros energéticos del sistema de bombeo, permitirá evaluar las mejoras tecnológicas en la lixiviación ácida a presión, tales como la tecnología de preparación directa que logra mayores concentraciones de sólidos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The influence of solids concentration in load-capacity correction coefficient of lateritic hydro mixes of the pumping system was analyzed for an effective and efficient operation to work with pressure acid technology. The power, load and pump performance were modeled when handling lateritic hydro mix with interactions and characteristics of the phases, which make it possible to determine performance and rheological characteristics of the analyzed samples. It is concluded that using a mathematical model for correcting the coefficient obtained experimentally; which relates concentration of solids with energy parameters of the pumping system, will allow evaluating technological improvements in acid pressure leaching, such as the direct preparation technology, which achieves higher concentration of solids.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[parámetros reológicos]]></kwd>
<kwd lng="es"><![CDATA[coeficiente de corrección]]></kwd>
<kwd lng="es"><![CDATA[potencia de bombeo]]></kwd>
<kwd lng="es"><![CDATA[fluido no newtoniano]]></kwd>
<kwd lng="en"><![CDATA[rheological parameters]]></kwd>
<kwd lng="en"><![CDATA[correction coefficient]]></kwd>
<kwd lng="en"><![CDATA[pumping power]]></kwd>
<kwd lng="en"><![CDATA[non-Newtonian fluid]]></kwd>
</kwd-group>
</article-meta>
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