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1
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2
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3
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4
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5
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6
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7by Cook, C. S“...Research and development report (United States. Office of Coal Research) ;...”
Published 1974
Government Document Book -
8by Fraas, Arthur P“...Research and development report (United States. Office of Coal Research) ;...”
Published 1974
Government Document Book -
9by Vohra, Ibrahim R“...Research and development report (United States. Office of Coal Research) ;...”
Published 1974
Government Document Book -
10by Chung, Kwang Eun“...Research and development report (United States. Office of Coal Research) ;...”
Published 1972
Government Document Book -
11
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12
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13by Cook, C. S“...Research and development report (United States. Office of Coal Research) ;...”
Published 1974
Government Document Book -
14
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15
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16by Jensen, George Anders“...Research and development report (United States. Office of Coal Research) ;...”
Published 1973
Thesis Book -
17
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18
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19by Coalgate, Jerry L“...Research and development report (United States. Office of Coal Research) ;...”
Published 1973
Book -
20