Papers presented before 4th Symposium on Coal Mine Drainage Research : Mellon Institute, April 26-27

Papers presented before 4th Symposium on Coal Mine Drainage Research : Mellon Institute April 26-27

出版社：Pittsburgh, Penn. : [Coal Industry Advisory Committee], 1972.

出版年：1972

作者：Symposium on Coal Mine Drainage Research

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Papers presented before 4th Symposium on ...

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ISBN：$50.00
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Clean Fuels from Coal Symposium II : papers presented June 23-27, 1975 at IIT Research Institute Aud

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出版社：Chicago : Institute of Gas Technology, c1975.
出版年：1975