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Crushing chestnut-size anthracite to produce buckwheat no. 1 and rice sizes

Published Year

• 1960-1969 (1)

Subject

• Anthracite coal (1) *
• Coal preparation (1) *

Author

• Baker, A. F. (1)
• Eckerd, James Wilson. (1)
• Sanner, William S. (1)

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