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    <marc:controlfield tag="008">170814s1972    oncab   ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">M34-20/154E-PDF</marc:subfield>
      <marc:subfield code="z">M34-20/154</marc:subfield>
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    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Reeve, D. A.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Measurement of the reactivity of carbons for metallurgical processes </marc:subfield>
      <marc:subfield code="h">[electronic resource].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Information Canada, </marc:subfield>
      <marc:subfield code="c">1972.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">iii, 23 p. : </marc:subfield>
      <marc:subfield code="b">charts, ill.</marc:subfield>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Technical bulletin ; </marc:subfield>
      <marc:subfield code="v">TB 154</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">"Metals Reduction and Energy Centre."</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>
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    <marc:datafield tag="505" ind1="0" ind2="0">
      <marc:subfield code="g">Part I. </marc:subfield>
      <marc:subfield code="t">Theoretical considerations / </marc:subfield>
      <marc:subfield code="r">by D.A. Reeve -- </marc:subfield>
      <marc:subfield code="g">Part II. </marc:subfield>
      <marc:subfield code="t">Reactivity of crushed coke / </marc:subfield>
      <marc:subfield code="r">by D.A. Reeve, N.J. Ramey and K.H. Hampel.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">“In Part I of this report, the importance of the reactivity of carbons to such metallurgical processes as the blast furnace and the SL/RN Direct Reduction Process is examined and the chemistry of the Boudouard Reaction is discussed. In Part II, three test methods for measuring the reactivity of cokes to carbon dioxide are compared, a loss-in-weight method, a gas-analysis method with constant CO2 flow rate, and a gas-analysis method with a variable CO2 flow rate but constant amount of conversion of CO2 to CO. Test results from the three methods on a series of eight cokes made from 2 North American coking coals showed that any of the three methods would give acceptable relative reactivity values. A correlation between coke reactivity and blast furnace performance does not appear to have been established"--Abstract, p. i.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Coal</marc:subfield>
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      <marc:subfield code="a">Ramey, N. J.</marc:subfield>
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      <marc:subfield code="a">Hampel, K. H.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada.</marc:subfield>
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    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Mines Branch.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Technical bulletin (Canada. Dept. of Energy, Mines and Resources. Mines Branch)</marc:subfield>
      <marc:subfield code="v">TB 154</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.834857</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.10 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M34-20/M34-20-154-eng.pdf</marc:subfield>
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