<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.866924</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107162157</marc:controlfield>
    <marc:controlfield tag="006">m     o  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">190110s1978    onca    ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="z">0660101823</marc:subfield>
      <marc:subfield code="q">(print)</marc:subfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">eng</marc:subfield>
      <marc:subfield code="b">fre</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">M38-13/78-20E-PDF</marc:subfield>
      <marc:subfield code="z">M38-13/78-20</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Comparison of thermal hydrocracking with thermal cracking of Athabasca bitumen at low conversions </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">R.B. Logie ... [et al.].</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">1978.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">iv, 13 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">78-20</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Cover title.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Energy Research Program, Energy Research Laboratories."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"October 1978."</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 (p. 11).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"The thermal hydrocracking process involves hydrogen addition as opposed to carbon removal in the thermal cracking process. Upgrading of Athabasca bitumen by thermal hydrocracking has been studied in the Energy Research Laboratory of CANMET for several years. This process allows flexibility in controlling pitch conversions, and at high conversions it produces more distillable oil than do coking processes. Low-conversion thermal hydrocracking is also important from the viewpoint of transporting the product through pipelines. The present investigation deals with low-conversion thermal aspects of hydrocracking. A comparison is made with data from thermal cracking or vis-breaking"--Abstract, 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">Hydrocracking</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="693" ind1=" " ind2="4">
      <marc:subfield code="a">Bitumen</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Logie, R. B.</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">Energy Research Program (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Energy 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">78-20.</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">595 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/rncan-nrcan/m38-13/M38-13-78-20-eng.pdf</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="986" ind1=" " ind2=" ">
      <marc:subfield code="a">307043</marc:subfield>
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