10 resultados para Oil shales
em University of Michigan
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Mode of access: Internet.
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Mode of access: Internet.
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At head of title: ... Department of commerce. Herbert Hoover, secretary. Bureau of mines. Scott Turner, director.
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Cover title: Evaluation of Devonian shale potential in Pennsylvania.
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Mode of access: Internet.
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Cover title says "from ... ERA Laramie Energy Research Center."
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"Grant no. R806156."
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.
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"DOE/METC-121."
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"DOE/METC-118."