Papers presented before the : Coal conference & Expo V

Papers presented before the : Coal conference & Expo V

出版社：N.Y. : McGraw-Hill, 1979

出版年：1979

作者：Symposium on Underground Mining

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Papers presented before the Symposium on Coal Preparation and Utilization : coal conference & expo V

作者：Symposium on Coal Preparation and Utilization
出版社：N.Y. : McGraw-Hill, 1979
出版年：1979

NCA/BCR Coal Conference and Expo III : papers presented before ...

作者：Symposium on Coal Management Techniques

Coal conference & expo V : papers presented before the Symposium on Management, Louisville, Oct. 23-

作者：Symposium on Management
出版社：N.Y. : McGraw-Hill, 1979
出版年：1979

Papers presented before the 2nd Symposium on Coal Preparation : NCA/BCR Coal Conference and Expo III

作者：Symposium on Coal Preparation
出版社：Wash. : NCA, 1976
出版年：1976

Papers presented before the 3rd Symposium on Coal Utilization : NCA/BCR Coal Conference and Expo III

作者：Symposium on Coal Utilization
ISBN：Y1.40
出版社：Wash. : NCA, 1976.
出版年：1976

Papers presented before the 3rd Symposium on Coal Utilization : NCA/BCR Coal Conference and Expo III

作者：Symposium on Coal Utilization
出版社：Wash. : NCA, 1976.
出版年：1976