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Proposed seal for hillside coal refuse piles
Elimination of gob fire danger through application of method of layer piling and compaction, and clay seal construction in circular coal refuse piles on level terrain and hillsides; seal is designed to offer maximum resistance to erosion, and may be improved by establishment of selected ventilation.
Proposed seal for hillside coal refuse piles
Elimination of gob fire danger through application of method of layer piling and compaction, and clay seal construction in circular coal refuse piles on level terrain and hillsides; seal is designed to offer maximum resistance to erosion, and may be improved by establishment of selected ventilation.
Proposed seal for hillside coal refuse piles
Mechanization
Hall, E.P. (author) / Nelson, W.L. (author)
Mechanization ; 17
1953
3 pages
Article (Journal)
English
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