<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.867540</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107162335</marc:controlfield>
    <marc:controlfield tag="006">m     o  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr nn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">190124s1980    onca    ob   f000 0 eng d</marc:controlfield>
    <marc:datafield tag="020" ind1=" " ind2=" ">
      <marc:subfield code="z">0660109581</marc:subfield>
      <marc:subfield code="q">(print)</marc:subfield>
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    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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    <marc:datafield tag="041" ind1=" " ind2=" ">
      <marc:subfield code="a">eng</marc:subfield>
      <marc:subfield code="b">fre</marc:subfield>
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    <marc:datafield tag="043" ind1=" " ind2=" ">
      <marc:subfield code="a">n-cn---</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">M38-13/80-27E-PDF</marc:subfield>
      <marc:subfield code="z">M38-13/80-27E</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Knight, G.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Generation and control of mine airborne dust </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">G. Knight.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">CANMET, Energy, Mines and Resources Canada, </marc:subfield>
      <marc:subfield code="c">1980.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">vi, 20 p. : </marc:subfield>
      <marc:subfield code="b">ill.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">CANMET report ; </marc:subfield>
      <marc:subfield code="v">80-27E</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Cover title.</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Minerals Research Program, Mining Research Laboratories."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"December 1980."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Natural Resources Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Dust has long been a major health hazard in the mining industry. This report forms part of the department's program to develop technology to solve problems related to underground mine workers' exposure to airborne, and thus respirable, dust produced by various underground mining operations. Studies were undertaken at the Mining Research Laboratories at Elliot Lake to determine the sources of fine, potentially airborne dust in mines and to develop control methods capable of reducing dust levels significantly below provincial and federal standards"--Introd., p. i.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="693" ind1=" " ind2="4">
      <marc:subfield code="a">Mine dusts</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="693" ind1=" " ind2="4">
      <marc:subfield code="a">Mineral industries--Dust control</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Energy, Mines and Resources Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Canada Centre for Mineral and Energy Technology.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Minerals Research Program (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Mining Research Laboratories (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">CANMET report ;</marc:subfield>
      <marc:subfield code="v">80-27E.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.852792</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.67 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/rncan-nrcan/m38-13/M38-13-80-27-eng.pdf</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="986" ind1=" " ind2=" ">
      <marc:subfield code="a">307133</marc:subfield>
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