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"Coal gasification" » "Coal classification" (Expand Search), "Coal justification" (Expand Search), "Coal purification" (Expand Search)
"Coal gasification" » "Coal classification" (Expand Search), "Coal justification" (Expand Search), "Coal purification" (Expand Search)
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1Published 1982Subjects: “...Coal gasification United States By-products....”
Government Document Book -
2by Mudge, L. K.Subjects: “...Coal gasification Environmental aspects United States....”
Published 1979
Government Document Book