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Technology and use of lignite.Proceedings: Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., May 9-10, 1973.

Published Year

• 1970-1979 (1)

Subject

• Coal liquefaction--Congresses (1)
• Fly ash--Congresses (1)
• Lignite--Congresses (1) *
• Power-plants--Congresses (1)
• Reclamation of land--Congresses (1)
• Strip mining--Congresses (1)

Author

• Gronhovd, Gordon H., (1)
• Kube, Wayne R., (1) *

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