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Technology of lignitic coals : in two parts ;

Technology of lignitic coals :in two parts ;

Pulverizing lignite in a North Dakota powerplant

Published Year

• 1950-1959 (2)
• 1960-1969 (1)

Subject

• Lignite (3) *
• Coal mines and mining (2)
• Lignite--North Dakota (1)

Author

• Belter, J. W. (1)
• Ellman, R. C. (1)

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